Rolling Outer Bluegrass pasture with limestone ledges at a field edge and steep wooded knobs standing on the horizon.
Franklin One statewide code · inspection is local

Barndominium Builders in Franklin County, KY

Franklin County is the Kentucky county where the ground does the most talking. The Kentucky River bisects it and runs 350 to 400 feet below the adjacent uplands, so a parcel here is rarely the flat pad a barndominium drawing assumes — the ridges run 850 to 900 feet, Frankfort's city hall sits at about 510 feet, and the hills immediately around the capital reach 800 to 820. KGS describes Franklin as occupying parts of both the Inner and Outer Bluegrass, primarily an upland limestone area well dissected by stream drainage, rolling to hilly. That relief is why the Kentucky Residential Code's standing instruction that topographic effects shall be investigated is not a formality on this axis, and it is why the two 100-year floodplains the county names on its own flood page — Elkhorn Creek and the Kentucky River — take a real bite out of the buildable ground. What comes with all that is a county that regulates properly and publishes its rules. Franklin County's Planning, Zoning and Building Code Enforcement office at 321 West Main Street issues the building permit, plan-reviews it, inspects it and signs the certificate of occupancy, and its own zoning ordinance says no building for human habitation may be erected without one. That is not the Kentucky default — under KRS 198B.060(1) permits, inspections and certificates of occupancy are not mandatory on a single-family residence unless the local government adopted an ordinance requiring them, and 25 counties name no local building inspector at all. The AG Agricultural district takes a five-acre minimum lot with 200 feet of frontage, a 50-foot front yard and 25-foot sides and rear, and a 35-foot height limit that expressly excepts barns. On the shop question the ordinance is unusual: it publishes no floor-area cap anywhere, but it does cap height by what you call the building — 15 feet for a free-standing garage, 12 feet for a utility building, and the district's own height for a barn or outbuilding. USDA counts 532 farms here across 63,623 acres, and 220 of them — 41 percent, the largest share on this side of the Bluegrass — sit in the 50-to-179-acre band that a house-and-shop site usually comes out of.

Franklin County at a glance

County
Franklin
Population
52,901
ZIP codes
40601, 40602, 40603, 40604, 40618, 40619, 40620, 40621, 40622
Site visits
Site visits across Franklin County — Frankfort, Bridgeport, Peaks Mill, Switzer, Bald Knob, Farmdale, Swallowfield and out along the Elkhorn
Start your project

Building conditions in Franklin County

The building code is the same in every Kentucky county, and no local government may adopt or enforce a different one on a house — the Kentucky Residential Code says so in its own text. The design criteria are settled by the state too: the code prints a filled-in table covering all 120 counties, so your county's ground snow load, frost depth and seismic design category are published figures rather than something a local office decides. Ultimate design wind speed is 115 mph for every county in the state.

What changes from one county to the next is whether anyone checks. Kentucky makes permits, inspections and certificates of occupancy optional for a single-family home unless the local government has passed an ordinance requiring them, and it forbids the state from stepping in where none has. Twenty-five counties tell the state outright that they have no local building inspector, and in much of the rest the answer depends on an ordinance the county either passed or never did. Zoning is a separate, equally local choice — most Kentucky counties have never adopted any. What is below covers this county specifically: who issues the permit if anyone does, what the state's tables assign it, and what the ground does to a slab.

Build conditions for Franklin County , Franklin, Kentucky : design wind speed 115 mph. BUILD CONDITIONS FRANKLIN COUNTY…FranklinONE STATEWIDE CODEINSPECTION IS LOCALDESIGN WIND SPEED115 mphUltimate design wind speed, Vult. DHBC's Table R301.2(1) in the Kentucky Residential Code sets 115mph for every Kentucky county and adds, in the same row, that topographic effects shall be…ZONING · AG, AGRICULTURAL DISTRICT (CHAPTER 1…5 acres in AG; 1.5 acres and 100 ft…Franklin County is zoned under KRS Chapter 100, administered throughan eleven-member Frankfort and Franklin County Planning Commission…FRANKLIN COUNTY PLANNING, ZONING AND BUILDING…One/two-family construction $0.15 pe…From the department's own Fee Schedule, revision dated 9 January2025. Residential plan review is $25. One/two-family construction…WHO ISSUES THE PERMITFranklin County Planning, Zoning and…Building permit, plan review, inspections and certificate ofoccupancy on unincorporated land: Franklin County Planning, Zoning…
Build conditions for Franklin County, drawn from the sourced facts on this page. Every figure above is cited in the quick-facts panel below, with its source and vintage.
The county's own ordinance requires the permit and the certificate of occupancy — this is not an inference from a directory
Under KRS 198B.060(1) permits, inspections and certificates of occupancy are not mandatory on a single-family residence in Kentucky unless the local government passed an ordinance requiring them, and 25 counties name no local building inspector at all on the state's own county sheets. Franklin is on the other side of that line and says so in three places. Chapter 155 § 155.026: no building for human habitation shall be erected, moved, added to or structurally altered, nor shall any of those activities be commenced, without a building permit issued by the Building Inspector having properly vested authority under the Kentucky Building Code and this chapter — with an application accompanied by plans in duplicate, drawn to scale, showing the actual shape and dimensions of the lot, the exact size and location of existing principal and accessory buildings, the lines within which the proposed structure is to be erected, the proposed height and the intended use of each part. Section 155.027: no person shall use or occupy any structure hereafter erected until a certificate of occupancy has been issued. And the department's own Building Permits page requires a permit for residences, decks, in-ground pools and storage buildings greater than 200 square feet, with an application plus two sets of plans delivered in person — no permit is issued by email or online. The Inspection Policies fill in how it actually runs: no inspection is scheduled until the permit has issued; at the footer inspection all property pins must be in place and string lines run so setbacks can be checked against the plat or the ordinance; the contractor or owner must meet the inspector on site; an approved set of plans must be on site; framing and final are scheduled only after electrical and plumbing have passed; and at application the applicant chooses which code governs the review, the 2018 Kentucky Residential Code or the 2018 Kentucky Building Code. DHBC's Franklin County sheet, updated 6 April 2026, agrees — Greg Owens against 'County ONLY', Chris Wiggins against 'City of Frankfort ONLY' — but that sheet is a phone list rather than an ordinance register, and it is the county's own documents above that answer the question.

Franklin County, KY Code of Ordinances, Chapter 155 Zoning §§ 155.026 and 155.027 (Ord. 8, passed 10-23-1987, §§ 16.02 and 16.03), read 6 Sep 2026 from the county's own code as published by American Legal at https://codelibrary.amlegal.com/codes/franklincoky/latest/franklinco_ky/0-0-0-4487 and .../0-0-0-4492, supplement 2026 S-6 current through Ord. 12-2026 passed 29 April 2026 — that host later returned an automated-access challenge and the flood subchapter could not be reached · https://franklincounty.ky.gov/building-permits/ and https://franklincounty.ky.gov/planning-zoning/ (read from raw HTML with curl, 6 Sep 2026) · https://franklincounty.ky.gov/wp-content/uploads/2019/01/DEPARTMENT-OF-PLANNING-inspection-policy-2018.pdf and .../2019/01/CHECKLIST-FOR-BUILDING-PERMIT-2018.pdf (PDF text extracted locally) · https://dhbc.ky.gov/Documents/Franklin%20County.pdf (updated 4/6/2026; read with pdftotext -raw, because the -layout pass scrambles this sheet's labels against its values) · https://apps.legislature.ky.gov/law/statutes/statute.aspx?id=52659

Five acres in the AG district, 200 feet of frontage, and a 35-foot height limit that lets barns out
Franklin County's AG Agricultural district is the zone almost all rural acreage here sits in, and § 155.135(E) publishes its whole dimensional table in one place. Minimum lot size 5 acres. Minimum lot frontage 200 feet. Minimum front yard 50 feet. Minimum side yard 25 feet each side. Minimum rear yard 25 feet. Minimum street side yard 30 feet. Minimum spacing between any two dwellings on the same tract 30 feet. And maximum height 35 feet — with the words that matter most to this building type printed right into the row: 'except barns, silos, steeples, water towers, windmills, communication towers and other structures excepted general height exceptions.' A genuine barn is not held to the 35 feet the house is. The district's purpose clause says it exists to recognise agricultural land and to emphasise agricultural production and preserve rural character, and its general uses expressly include single dwelling residences alongside crops, livestock, forestry and game preserves, so a house on agricultural land is a permitted use rather than something to be argued for. Subsection (C) adds a provision most Kentucky ag zones lack: more than one dwelling may be permitted on an agricultural lot, provided the additional dwellings are required for family members or employees who farm the land. Compare the axis and the five acres reads differently: Oldham County next door takes a one-acre AG-1 minimum but then writes the shop's floor area for you until the parcel clears 5.01 acres, so Franklin's five-acre floor delivers no-cap territory by default rather than as a reward.

Franklin County, KY Code of Ordinances § 155.135 AG, Agricultural District (Ord. 8, passed 10-23-1987, § 4.10), read 6 Sep 2026 at https://codelibrary.amlegal.com/codes/franklincoky/latest/franklinco_ky/0-0-0-4879 — the dimensional list was read out of the section's own HTML table row by row rather than from a rendered snapshot · https://franklincounty.ky.gov/zoning-permits/ (the county linking Chapter 155 as its zoning ordinance) · research/entries/oldham-county-ky.json for the AG-1 comparison

No square-footage cap on the shop anywhere in the ordinance — but the height depends on what you call the building
Read § 155.135 and § 155.217 end to end looking for a limit on how big a detached shop may be against the house, and there is not one: no floor area, no footprint percentage, no lot-coverage figure and no subordinate-in-scale test in either section. That puts Franklin with Madison, Scott, Jessamine, Lincoln and Grant rather than with Hardin, whose ordinance requires an accessory structure to be subordinate in scale, or Richmond, which caps at 25 percent of yard area with two structures maximum. What Franklin does instead is unusual and is the fact to plan around, because it turns on the word you write on the application. Section 155.217(B) says that unless the table says otherwise, an accessory use takes the same height and setback as the principal permitted use. Section 155.217(C)'s table then says otherwise for three things in the agriculture and residence category, and the three answers are different. A barn or outbuilding takes the basic zone's front setback and the basic zone's height — which in AG means the district's 35 feet, itself already excepting barns — with side and rear setbacks of 10 feet. A garage takes the basic zone's front setback, 2-foot side and rear setbacks, and a height limit of 15 feet, with note 1 requiring a free-standing garage to sit at least 10 feet from the principal residence and putting anything attached or closer than 10 feet back on the district's own setbacks. A utility building is not permitted in the front yard at all, takes 2-foot side and rear setbacks, and is capped at 12 feet. So a 30-foot-tall clear-span shop is straightforwardly available in the AG district as a barn or outbuilding, and is not available as a 'garage' or a 'utility building'. Describe the actual structure and its actual use to the office at 321 West Main Street before ordering steel, and get the classification in writing.

Franklin County, KY Code of Ordinances § 155.217 Accessory Uses (Ord. 8, passed 10-23-1987, § 6.09), https://codelibrary.amlegal.com/codes/franklincoky/latest/franklinco_ky/0-0-0-5272, and § 155.135(E), https://codelibrary.amlegal.com/codes/franklincoky/latest/franklinco_ky/0-0-0-4879 — the special height and setback table was extracted from the section's own HTML with each table row isolated before reading, so that every value sits against the label it is actually printed beside; the notes 'X: not permitted' and 'Z: same requirements basic zone' are the ordinance's own key · § 155.211 Charts and Notes and § 155.216 Special Notes were also read and contain no accessory-structure floor-area provision

Frankfort holds CRS Class 8 and the unincorporated county Class 9 — and the river's flood stage is 31 feet
Franklin County is one of the few Kentucky places where both the county and its city carry a Community Rating System class, and the difference between them is money. FEMA's CRS eligible communities list effective 1 April 2026 shows the City of Frankfort (CID 210075) at Class 8 with a 10 percent flood insurance discount, in the programme since 1 October 1992 — one of the longest CRS tenures in the state — and Franklin County (CID 210280) at Class 9 with a 5 percent discount, entered 1 May 2013. Kentucky has 42 communities on that list and only 33 hold a class better than 10, so having two of them inside one county line is unusual; note also that the county's 2022 hazard mitigation plan still records both jurisdictions at Class 8, which the current FEMA list supersedes. Both communities are in the NFIP Regular Program and both share a current effective map date of 21 December 2017; the county's initial flood hazard boundary map dates to 17 June 1977 and Frankfort's to 7 June 1974. The reason all of this exists is on the river. Flood stage on the Kentucky River at Frankfort is 31 feet, and at that level downtown basements flood and Bellepoint is cut off by high water — the National Weather Service record in the county's hazard mitigation plan shows a crest of 42.8 feet on 4 May 2010, 36.15 feet, 35.8 feet, 35.1 feet and 34.4 feet in other events. The city's own statement is blunter: various floods from the Kentucky River have hit Frankfort and Franklin County in recent memory, and in 1978 and 1997 floodwaters reached into many residences as well as business storefronts and basements. The hazard mitigation plan counts 17 repetitive-loss or severe repetitive-loss properties in unincorporated Franklin County and 19 in the City of Frankfort. A parcel here needs a flood determination on the current map before an offer, not after.

https://www.fema.gov/sites/default/files/documents/fema_crs_eligible-communities_042026.pdf (CRS Eligible Communities, 1 April 2026 effective date — the 42 Kentucky rows were extracted with pdftotext -raw and with -layout and reconciled; the layout pass shifts the class and discount columns down one row, which would have handed Franklin County's class to the next community on the list, so the raw pass governs) · https://www.fema.gov/cis/KY.html (Kentucky Community Status Book, Franklin County and Frankfort rows) · https://franklincounty.ky.gov/wp-content/uploads/2025/03/Frankfort-Franklin-County-2022-Hazard-Mitigation-Plan.pdf (2022 Franklin County/City of Frankfort Hazard Mitigation Plan, Bluegrass Area Development District — NFIP and CRS participation tables, repetitive-loss tables, and the National Weather Service flood event narratives; PDF text extracted locally) · https://franklincounty.ky.gov/wp-content/uploads/2018/11/2017-Flood-Information-Brochure_v2.pdf

A septic answer decides the lot before zoning does: 1.5 acres, one system, one dwelling
Franklin County's zoning ordinance carries a rule that reaches further than the AG district's five acres, because it applies to any residential lot in the county that is not on sewer. Section 155.219: lot dimensions shall conform to the zoning regulation, except that residential lots not served by public or private sewer shall be 100 feet wide measured at the building line and one and one-half acres in area, with evidence of a satisfactory site evaluation by the local health department or other approved sewage disposal system. Only one single-family dwelling shall occupy a lot that is at least one and one-half acres. Only one single-family dwelling is to be connected to a single septic tank system. And only one septic tank system shall be approved per individual subdivided lot regardless of the size of that lot — so a twenty-acre tract does not buy a second system, and the family-compound plan that works on paper in some counties does not work here without subdividing. The permit itself comes from the Franklin County Health Department, a standalone single-county department rather than one of Kentucky's multi-county districts, at 100 East West Connector in Frankfort, (502) 564-7382. Its published sequence starts with a site evaluation at $250, followed by a new installation permit at $270, with an existing-system inspection at $250 and a repair permit at $270; environmental staff take calls Monday to Friday 8:00 to 9:30 a.m. Behind all of it sits 902 KAR 10:085, which requires room for the system plus a full replacement area and rates ground within 70 feet of an open sinkhole throat or downslope of a sinkhole sideslope midpoint as unsuitable. On dissected limestone with 300 feet of local relief, the site evaluation is what actually chooses where the house goes. Book it before the offer, not after.

Franklin County, KY Code of Ordinances § 155.219 Lot Dimensions and Size (Ord. 8, passed 10-23-1987, § 6.20), https://codelibrary.amlegal.com/codes/franklincoky/latest/franklinco_ky/0-0-0-5283 · https://fchd.org/septic-information/ (Franklin County Health Department, Kentucky — the page cites 902 KAR 10:085 and the Frankfort Sewer Department, confirming it is the Kentucky department and not a same-named department in another state) · https://dhbc.ky.gov/Documents/Franklin%20County.pdf (Franklin Co. Health Department address, phone and environmentalists) · https://apps.legislature.ky.gov/law/kar/titles/902/010/085/

532 farms, and 41 percent of them are in the band a homesite comes out of
USDA's 2022 Census of Agriculture county profile counts 532 farms in Franklin County across 63,623 acres at an average of 120 acres — a little under half of the county's roughly 134,000 acres of land. The size distribution is the part that matters to someone buying ground to build on: 35 farms of 1 to 9 acres, 192 of 10 to 49, 220 of 50 to 179, 70 of 180 to 499, 5 of 500 to 999 and 10 at 1,000 acres or more. That 220-farm band is 41 percent of every farm in the county, a higher share than Shelby's 29 percent or Oldham's 22 percent, and it is the band that ordinarily gets divided into the five-to-twenty-acre tracts this building type sits on. Land use inside those farms is 24,744 acres of cropland, 21,226 pastureland, 13,672 woodland and 3,981 other, with livestock and poultry making 62 percent of a $20.7 million market value — this is grazing and hay country rather than a row-crop county. Two honest qualifications travel with the good number. First, direction: farm count is down 11 percent since the 2017 census and land in farms down 15 percent, faster than Shelby's farm-count decline, in a county that grew only 2.6 percent between the 2010 and 2020 censuses. Second, density: Franklin runs about 210 square miles at roughly 245 people per square mile, nearly twice Shelby's 125, because Frankfort's 28,602 residents are more than half the county's 52,901 inside one small county. So the acreage here is real and it is well shaped, but there is less of it than the Shelby number suggests, and the Kentucky River gorge and the two 100-year floodplains take a further bite. The quieter tracts are north and east of Frankfort toward Peaks Mill, Switzer and the Elkhorn, and south-west toward Bridgeport and the Shelby and Anderson lines.

https://www.nass.usda.gov/Publications/AgCensus/2022/Online_Resources/County_Profiles/Kentucky/cp21073.pdf (2022 Census of Agriculture, Franklin County, Kentucky, FIPS 21073 — extracted with pdftotext -raw and again with -layout and reconciled row by row before transcription; the layout pass pairs the 180-to-499 count with the wrong row and shifts the rest, so every figure here comes from the raw pass, where the six size-band counts sum to the published total of 532) · research/statewide/geography-and-population.md (2020 census 52,901, +2.6 percent since 2010; about 210 sq mi at roughly 245 people per sq mi; Frankfort 28,602) · research/entries/shelby-county-ky.json and research/entries/oldham-county-ky.json for the comparison bands

Also worth knowing before you build in Franklin County

The four design numbers, and the table that publishes each
Franklin's ground snow load is 15 psf, the statewide floor, from DHBC's Table R301.2(1) in the Kentucky Residential Code. Eighteen counties carry 20 psf instead, in an Ohio River and Northern Kentucky arc that includes Carroll, Gallatin, Grant, Henry and Trimble and in a cluster of eastern mountain counties; Franklin is in neither. Minimum frost protection depth is 24 inches, DHBC's 'All other KY Counties' row in Table R403.1.4, measured from proposed finished grade to the bottom of the footing — and § R403.1.4 excuses the frost depth altogether where the footing bears on solid rock exposed while preparing the finished grade, which happens often enough on this shallow limestone to plan for. Seismic design category is B, from Table R301.2.2.1, which is captioned Site Class D and can be revisited where a soils investigation shows something else; Category B means IRC § R301.2.2 Exception 1 exempts a detached one- or two-family dwelling from the seismic provisions entirely, so the shell is braced for wind. Ultimate design wind speed is 115 mph, and that one is a statewide figure rather than a Franklin figure — published in the same table with the instruction that topographic effects shall be investigated, which on a county where the river runs 350 to 400 feet below the ridgetops is a real design step rather than a formality. Weathering probability for concrete is severe and termite probability moderate to heavy, both statewide rows on the same table. On bearing, Table R401.4.1 presumes 1,500 psf for clay, silty clay, clayey silt and silt in lieu of a geotechnical evaluation, and its footnote makes a soils investigation the determining method once the building official concludes in-place soils below 1,500 psf are likely; the table's one Kentucky amendment raising CL and CH soils to 2,000 psf is written for Boone, Campbell and Kenton counties only and does not reach here. Energy is climate zone 4A, Mixed-Humid, which the 2009 IECC assigns to all 120 Kentucky counties on one line.

2018 Kentucky Residential Code, 3rd Edition (August 2024), Department of Housing, Buildings and Construction, Tables R301.2(1), R301.2.2.1, R403.1.4 and R401.4.1 with § R403.1.4, https://dhbc.ky.gov/Documents/2018%20Kentucky%20Residential%20Code%203d%20Ed.pdf — the per-county rows are transcribed in research/statewide/design-criteria-and-climate.md from a local text extraction of that PDF in which every county table was pulled both with -layout and in raw content-stream order and reconciled row by row · 2009 IECC Table 301.1

The Kentucky River cuts 350 to 400 feet below the ridgetops, and that changes the pad before it changes anything else
KGS's county description is the most useful paragraph anyone building here will read. Franklin County occupies parts of both the Inner and Outer Bluegrass Regions, is primarily an upland limestone area fairly well dissected by normal stream drainage, and its topography is rolling to hilly. The most conspicuous features are the entrenched meandering valleys of the Kentucky River and Benson and Elkhorn Creeks, and the river bisects the county lying 350 to 400 feet below the adjacent uplands. Higher ridges commonly run 850 to 900 feet; the highest point is 930 feet on Union Ridge at the eastern edge, Pea Ridge about a mile west of Capital City Airport reaches 920, and Dry Ridge at the western edge reaches 913. The lowest point is 455 feet, the normal pool of the Kentucky River below Lock and Dam No. 4 at Frankfort. Frankfort's city hall sits at about 510 feet, the State Capitol at 595, and the hills immediately around the city at 800 to 820 — a 300-foot rise inside the urban area. Elsewhere: Bridgeport 695, Farmdale 820, Peaks Mill 525, Swallowfield 530, Switzer 734. Abandoned river meanders leave hill-like cores in the old valley loops, of which Fort Hill in Frankfort at 790 feet and The Backbone on Elkhorn Creek at 867 feet are the named examples. For a wide clear-span building the practical consequences are three: a cut-and-fill pad where half the slab bears on undisturbed ground and half on fill is the classic Franklin County failure, compaction testing earns its fee, and the ASCE 7 topographic factor the code tells you to investigate is genuinely in play. One thing Kentucky does not give you is a threshold: there is no statewide slope trigger, and the percentages some readers have seen — Kenton County's 20 percent, the City of Dry Ridge's 15 percent — are those jurisdictions' own rules and do not travel to Franklin. What Franklin has instead is discretionary: § 7.04.03 of the subdivision regulations lets the Planning Director require geotechnical or structural engineering reports and evaluations related to sinkholes, springs and steep slopes.

https://www.uky.edu/KGS/water/library/gwatlas/Franklin/Topography.htm and https://www.uky.edu/KGS/water/library/gwatlas/Franklin/Geology.htm (Kentucky Geological Survey, Groundwater Resources of Franklin County, Kentucky, topography discussion from McGrain and Currens 1978; read 6 Sep 2026) · https://www.uky.edu/KGS/water/library/gwatlas/Franklin/Karst.htm · Frankfort and Franklin County Subdivision and Development Plan Regulations § 7.04.03(G), https://franklincounty.ky.gov/wp-content/uploads/2018/11/2013-UPDATED-Subdivision-Regulations.pdf (PDF text extracted locally) · research/statewide/soils-karst-and-slopes.md for the finding that Kentucky publishes no statewide slope threshold

Being the state capital does not change who inspects a private house here
It is a fair question, because the Department of Housing, Buildings and Construction is headquartered in Frankfort at 500 Mero Street, and state-owned buildings in this county are not permitted by the local office. The statute answers it cleanly, and it answers it in the homeowner's favour. KRS 198B.060(4)(a) opens with the carve-out: 'With the exception of single-family dwellings, the department shall be responsible for the examination and approval or disapproval of plans and specifications for all buildings which are not the responsibility of local governments.' KRS 198B.060(4)(b) closes the other door: even where the commissioner finds a local jurisdiction is not adequately running its program and preempts part of it, 'the department shall not preempt or assert jurisdiction for the enforcement of the code on single-family dwellings.' And KRS 198B.060(8) adds that nothing in it requires a single-family dwelling to be permitted or inspected unless a local government has established a building inspection program. So a house on rural acreage in Franklin County is reviewed and inspected by Franklin County's own office at 321 West Main Street under the Kentucky Residential Code, exactly as it would be in Scott or Shelby, and the capital's proximity is a matter of driving distance rather than jurisdiction. Where the capital does show up is in the planning structure: the county publishes that the Frankfort and Franklin County Planning Commission is made up of five city representatives, five county representatives and one representative appointed by the Governor, and the Board of Zoning Adjustments of four city and three county members — an eleventh seat no ordinary Kentucky joint commission carries. The commission is the joint planning unit established for the City of Frankfort and Franklin County under KRS 100.113, 100.121 and 100.133.

KRS 198B.060(4)(a), (4)(b) and (8), https://apps.legislature.ky.gov/law/statutes/statute.aspx?id=52659 (full text transcribed in research/statewide/code-regime.md § 1) · https://franklincounty.ky.gov/zoning-permits/ (the county's own description of the Planning Commission's 5 city / 5 county / 1 gubernatorial composition and the Board of Zoning Adjustments' 4 city / 3 county composition; read from raw HTML 6 Sep 2026) · Frankfort and Franklin County Subdivision and Development Plan Regulations §§ 7.02.01–7.02.02, citing KRS 100.113, 100.121 and 100.133, https://franklincounty.ky.gov/wp-content/uploads/2018/11/2013-UPDATED-Subdivision-Regulations.pdf · DHBC headquarters address from the 2018 Kentucky Residential Code, 3rd Edition

The building permit changes at the city line; the electrical permit does not
Most Kentucky counties split cleanly — one office inside the city, another outside, both doing the same jobs. Franklin splits one way for building and the other way for electric, and getting that backwards costs a week. Building permits, plan review and inspections on unincorporated land come from Franklin County Planning, Zoning and Building Code Enforcement at 321 West Main Street on (502) 875-8701. Inside the Frankfort city limits they come from City of Frankfort Planning and Community Development at 315 West Second Street on (502) 352-2094, which also handles the city's zoning permits for small items such as fences and storage buildings under 200 square feet. Electric runs the other way and the county says so in plain words on its own Electric Permits page: the department administers electrical permitting for the entire county, and this includes structures within the City of Frankfort. Practical consequences follow. A homeowner doing their own electrical work must submit a notarised application, and notary services are available at the county office. The initial fee is paid before the inspection, not after, and the inspector issues the permit. Most new residential structures pay for three inspections — temporary, rough-in and final. And the county's Inspection Policies contain a rule worth knowing before scheduling anything: if a building permit is required for the construction, no electrical inspection can be scheduled or completed until that building permit has issued. Two governments, three approval chains, and one of them crosses the city line.

https://franklincounty.ky.gov/electric-permits/ and https://franklincounty.ky.gov/building-permits/ (read from raw HTML with curl, 6 Sep 2026) · https://www.frankfort.ky.gov/508/Building-Construction (City of Frankfort Planning and Community Development, 315 West 2nd Street, 502-352-2094; the city page also directs HVAC to the Commonwealth's HVAC division on 502-573-0395 and plumbing to the Division of Plumbing on 502-573-0397, and states that electrical inspections within the City of Frankfort are conducted through Franklin County Planning, Zoning and Building Code Enforcement on 502-875-8701) · https://franklincounty.ky.gov/wp-content/uploads/2019/01/DEPARTMENT-OF-PLANNING-inspection-policy-2018.pdf · https://dhbc.ky.gov/Documents/Franklin%20County.pdf

The rural-lot rules in the subdivision regulations, and the five-year string on a family split
The Frankfort and Franklin County Subdivision and Development Plan Regulations are a single joint document adopted under KRS 100.273 and applying to all land inside the Frankfort city limits and throughout Franklin County, with the county divided into designated Urban, Suburban and Rural areas. In the Rural Area, conventional lots outside the Agricultural zoning classification take a minimum of 1.5 acres, and lot frontage on a public or private street is set as an average of 200 feet rather than a hard per-lot figure — the regulations' own commentary explains that averaging is what permits flag lots, so a five-lot minor plat with three flag lots and two conventional lots needs 1,000 feet of frontage across the whole subdivision. There is no minimum lot depth for conventional rural lots. Minor Plat review, which is the route most rural splits take, applies where no public improvements beyond utility laterals are needed, the street layout is unaffected, the subdivision is not more than five lots including any remainder the owner keeps, no substandard lot is created, and every lot can be served by existing water and sewer lines or by on-site disposal approved by the health department. The provision to read twice before buying a piece off a family farm is the in-family conveyance: it is limited to immediate family — parent to child, child to parent, spouse to spouse, sibling to sibling, by birth, adoption or marriage — and the family member receiving the tract must hold title and reside there for at least five years. If they convey it to anyone other than the person they received it from inside those five years, the regulations say the deed shall be void. That is a restrictive covenant on the deed, not a formality, and it is the kind of thing a buyer discovers at closing rather than at the showing.

Frankfort and Franklin County Subdivision and Development Plan Regulations, Part 4 Rural Area Regulations § 4.02.02 with its commentary, Part 7 § 7.08.02 Minor Plat Review applicability and § 7.08.03 Minor Plat for Family Conveyance, and Part 1 §§ 1.03.00–1.04.00 (adopted under KRS 100.273; applies to the City of Frankfort and all of Franklin County) — https://franklincounty.ky.gov/wp-content/uploads/2018/11/2013-UPDATED-Subdivision-Regulations.pdf, PDF text extracted locally with pdftotext and read 6 Sep 2026 · https://franklincounty.ky.gov/zoning-permits/ for the current minor-subdivision and preliminary-plat application forms

Mine subsidence is a coal-county question, and Franklin is not one
Kentucky's Mine Subsidence Insurance Fund adds mine subsidence coverage automatically to every property policy in a participating county, subject to a written waiver by the insured — but only in the 37 counties whose fiscal courts voted to participate, which are the eastern and western coalfields. Franklin is not among them, and neither is any other Inner or Outer Bluegrass county on this axis. So the ground question here is limestone and slope, not undermining, and the two should not be blurred together in a conversation with an agent. That distinction has a consequence worth acting on. Kentucky built a statutory reinsurance fund for coal-mine collapse and nothing comparable for sinkhole collapse, and the standard homeowners earth-movement exclusion is broad enough to swallow a karst failure. Ask the insurer in writing whether sinkhole or collapse cover is endorsed onto the policy and what it requires — on a county where the state geological survey names the county seat as karst-underlain, that is not a hypothetical. The Department of Insurance's own definition also matters for this building type: a structure means a dwelling, building or fixture permanently affixed to realty, and permanently affixed means constructed or assembled at its present location on a permanent foundation, with buildings designed to be mobile or portable excluded regardless of foundation type. A post-frame or steel building erected in place on a slab or piers qualifies as a structure; a relocatable one does not.

Kentucky Department of Insurance, Mine Subsidence Insurance Fund brochure revised 08/24 effective 1/1/25, participating county list, https://insurance.ky.gov/PPC/Documents/JAN%202025_Revised%20Mine%20Subsidence%20Insurance%20Fund%20080124.pdf · KDOI Bulletin 2009-04, https://insurance.ky.gov/ppc/Documents/bulletin0904minesubs092109.pdf · KRS 304.44-030 · research/statewide/soils-karst-and-slopes.md § 4, where the 37-county list is transcribed and the note stands that the list has changed over time and should be re-checked with KDOI

An excavator grading a compacted building pad on a cleared lot, with survey stakes and a drainage swale visible.
Below the slab

The expensive surprises are in the ground, not the building

What moves a Kentucky budget is usually below grade, and more often than not it is what the ground is sitting on rather than the ground itself. The Kentucky Geological Survey says 92 of the state's 120 counties contain karst — limestone that dissolves — across four named areas: the Western Pennyroyal around Bowling Green and Hopkinsville, the Inner Bluegrass around Lexington, the Eastern Pennyroyal through Somerset and Monticello, and Pine Mountain in the south-east. On karst, KGS's own model ordinance for local governments lists the structures that should not be sited in sinkhole areas, and the list is buildings with soil-bearing foundations and buildings that cover thousands of square feet with impermeable surface. A post-frame or steel building on a monolithic slab is both of those at once. KGS is equally clear that nearly all karst parcels still have buildable ground on them — so karst does not stop the build, it removes the option of siting the pad by eye. A filled and graded-over sinkhole is the classic trap, because the pad looks perfect.

In the two coal fields the question is undermining instead, and Kentucky treats it differently from everything else: mine subsidence coverage is added automatically to property policies in the counties whose fiscal court voted the fund in, with a written opt-out — thirty-seven of them — while karst collapse gets no fund at all and falls under the ordinary earth-movement exclusion. On slopes the surprise is geographic: KGS's landslide inventory puts Kenton, Campbell, Boone and Gallatin — the northern Kentucky counties opposite Cincinnati — near the very top, above most Appalachian counties, on Ordovician shale. Three of those four — Boone, Campbell and Kenton — are the only counties in the state with a line of their own in the residential code's bearing table, which raises the presumptive value for two named clay groups there and nowhere else. Everywhere else the table gives clay and silt a single presumptive figure, and a soils investigation becomes mandatory once the building official determines the real capacity is likely to be lower than it.

The same ground then sizes the septic system, and Kentucky does that from soil morphology — a certified inspector reading the profile in a backhoe pit — rather than from a percolation test, at 110 gallons a day per bedroom against an application rate taken from soil texture and structure. On a mound or other alternative design a measured permeability test can still be required. And on karst the septic regulation is blunter than the building code ever gets: it declares the ground within seventy feet of an open sinkhole throat unsuitable outright. The soil that needs a foundation engineer is usually the soil that complicates the drainfield, so the site work, the foundation and the septic get resolved together rather than one at a time. We price the dirt before we price the building.

What we build in Franklin County

All seven services are available in Franklin County. What a build costs depends far more on the parcel than on square footage, so we price against your land rather than publishing a rate card.

Barndominium Kits

We check barndominium kit packages against the wind, snow, frost and seismic criteria the Kentucky Residential Code publishes for your county.

Pole Barn Homes

Pole barn homes across Kentucky. KRC §R327 covers accessory barns, not houses — so a pole barn home is engineered by the code's own terms.

Custom Barndominium Plans

Barndominium plans drawn to Kentucky's published county design criteria — snow, wind, seismic, frost — with engineering where the code calls for it.

See all seven services

What a build looks like

Three stages every Franklin County project passes through, from a raw parcel to a finished home. Site work first, because that is where the budget is decided.

Aerial view of an undeveloped rural lot with cleared grass, an oak and hickory treeline, and a pale gravel access track.
Stage one

The parcel

Karst and mine maps, the flood question, zoning where the county has any, and utility access — all checked before anything is drawn.

An excavator grading a compacted building pad on a cleared lot, with survey stakes and a drainage swale visible.
Stage two

Pad and permit

Clearing, grading and a compacted pad, while the submittal works through whichever office issues the permit — and where no office does, through the approvals that still apply.

A finished barndominium at dusk with warm interior lighting glowing through its large windows.
Stage three

Frame to finish

Shell erected and dried in, then systems and interior finish — and the certified electrical inspection your utility needs before it will set a meter.

Those are the rules where you are building in Franklin County. Tell us what you want to build and we will draw it to them.

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Where we build around Franklin County

Franklin and the rural land around it. The buildable acreage for a project this size usually sits outside the city limits, and in Kentucky that line frequently decides whether anyone issues a permit at all, not merely who issues it.

The Franklin County service area, including the rural acreage outside the built-up edge, which is where the parcels big enough for a build like this usually sit. The map marks the territory we build in. It is not a branch location, and there is no office at this pin.

Keep reading

The questions that usually come next once you know what Franklin County allows.

Barndominium Cost Guide

Why the published spread runs from one end of the scale to the other, and which of it is the building rather than the ground.

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Is It Legal in Kentucky?

Whether your county inspects a house at all, what the farm-dwelling exemption really requires, and the approvals that reach you anyway.

Read it

What a Pole Barn Home Costs

Post-frame against stick-built, and what the prescriptive post-frame section of the state code does and does not cover.

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Nearby areas we build in

Others we cover nearby. They share the same statewide code and the same state-published design tables — but whether a house is permitted and inspected at all, whether the county zones, what the health department will accept for septic, and what the ground does to a foundation can all differ from one card to the next. Two counties that touch are not two versions of the same answer.

Scott County

Scott
Shelby County

Shelby
Lexington

Fayette
Nelson County

Nelson

Building in Franklin County: common questions

10 questions we get asked most often about building in Franklin County. If yours is not on the list, ask it directly.

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Do I need a building permit for a barndominium in Franklin County?
Yes, and this one is not an inference from a state contact directory. Franklin County's zoning ordinance says it directly at § 155.026: no building for human habitation shall be erected, moved, added to or structurally altered without a building permit issued by the Building Inspector having properly vested authority under the Kentucky Building Code. Section 155.027 then requires a certificate of occupancy before the structure may be used or occupied at all. That is the opposite of the Kentucky default — KRS 198B.060(1) makes permits, inspections and certificates of occupancy discretionary on a single-family residence unless the local government adopted an ordinance requiring them, and 25 Kentucky counties name no local building inspector for rural land. On unincorporated land, apply to Franklin County Planning, Zoning and Building Code Enforcement, 321 West Main Street, Frankfort, (502) 875-8701, Monday to Friday 8:00 a.m. to 4:30 p.m. The application and two sets of building plans must be delivered to the office in person; the department states plainly that no permit is issued by email or online. At application you choose which code your project is reviewed under, the 2018 Kentucky Residential Code or the 2018 Kentucky Building Code. Inside the Frankfort city limits the building permit comes from City of Frankfort Planning and Community Development at 315 West Second Street on (502) 352-2094 instead. Electrical is the one that does not change at the city line: the county's Electric Division permits and inspects electrical work for the entire county, Frankfort included.
Can I build a shop bigger than the house in Franklin County?
On floor area, yes — nothing in § 155.135 or § 155.217 caps how large a detached accessory building may be, and there is no percentage-of-lot, percentage-of-house or subordinate-in-scale test in either section. The constraint is height, and it turns on how the building is classified. Section 155.217's special height and setback table gives the agriculture and residence category three different answers. A barn or outbuilding takes the basic zone's front setback and the basic zone's height — in AG that means the district's 35 feet, and the AG height row itself already excepts barns — with 10-foot side and rear setbacks. A garage takes the basic zone's front setback, 2-foot side and rear setbacks and a 15-foot height cap, and note 1 requires a free-standing garage to sit at least 10 feet from the house, with anything attached or nearer than 10 feet falling back on the district's own setbacks. A utility building is not permitted in a front yard at all, takes 2-foot side and rear setbacks and is capped at 12 feet. So the tall clear-span shop most people want is available in the AG district, and it is available as a barn or outbuilding rather than as a garage. That is a genuinely different answer from the neighbours: Oldham County caps accessory floor area on a sliding scale until the parcel reaches 5.01 acres, Hardin County requires an accessory structure to be subordinate in scale, and Richmond caps at 25 percent of yard area. Describe the actual building and its actual use to the office before ordering steel and get the classification in writing.
How much land do I need in Franklin County?
Two floors stack and the lower one is not the zoning one. In the AG Agricultural district the minimum lot is five acres, with 200 feet of frontage, a 50-foot front yard, 25-foot side and rear yards and a 30-foot street side yard. But § 155.219 applies to any residential lot in the county not served by public or private sewer, whatever the zone: it must be at least one and one-half acres and 100 feet wide measured at the building line, with evidence of a satisfactory site evaluation from the health department. The same section says only one single-family dwelling may occupy such a lot, only one dwelling may be connected to a single septic tank system, and only one septic system will be approved per subdivided lot regardless of that lot's size — so extra acreage does not buy a second system. Out in the designated Rural Area of the subdivision regulations, conventional lots outside the agricultural classification take a 1.5-acre minimum with lot frontage averaged at 200 feet across the subdivision, which is what makes flag lots possible, and there is no minimum lot depth. A five-acre AG tract with a 50-foot front yard, 25-foot sides, a driveway entrance permit and a septic field with its full replacement area is a comfortable site for a house and a shop. What eats the number here is topography and water rather than the ordinance: the Kentucky River runs 350 to 400 feet below the ridgetops through this county, and the county's own flood page says much of Franklin is made up of two 100-year floodplains. Walk the site with the health department before the offer.
Frankfort floods. What does that mean for a parcel out in the county?
It means the flood answer is a determination on the current map, not a judgment about how the ground has behaved. Franklin County publishes on its own flood page that much of the county is comprised of two 100-year floodplains, Elkhorn Creek and the Kentucky River, and describes two different mechanisms: flash flooding on Elkhorn, Benson and the other creeks, where two to four inches of rain in three or four hours overtops the banks, and the slower Kentucky River rise fed by rain south and east of the county. Flood stage on the river at Frankfort is 31 feet; the National Weather Service records in the county's hazard mitigation plan include a 42.8-foot crest on 4 May 2010 at which downtown basements flooded and Bellepoint was cut off, and the city's own account notes that in 1978 and 1997 floodwaters reached into many residences and business storefronts. All development in the 100-year floodplain — not only buildings, but filling, excavation and fences — needs a Franklin County Floodplain Development Permit applied for before any work begins, at $100 residential, $50 residential accessory and $200 commercial. The permit expires 180 days from approval, requires a final inspection and a final elevation before anything is used or occupied, and its checklist can call for an elevation certificate at the foundation stage as well as at completion, a hydraulic and hydrologic model in a Zone A, an engineering no-impact certification for a floodway encroachment, and a non-conversion agreement for any structure built with an enclosure — that last one is aimed squarely at a shop that somebody might later finish into living space. On top of the local permit, Kentucky requires a state Division of Water Individual permit for construction in the base floodplain under KRS 151.250 and 401 KAR 4:060 § 2, on form DOW 7116, and state jurisdiction reaches the whole base floodplain rather than only the floodway. The application form carries a field for that state permit number next to the local one. There is one piece of good news attached to all of this: both jurisdictions here earn a Community Rating System discount on flood insurance, Frankfort at Class 8 for 10 percent and the unincorporated county at Class 9 for 5 percent.
What structural design figures does a Franklin County build have to meet?
The Kentucky Residential Code answers by table, and each figure belongs to the table that publishes it. Table R301.2(1) gives Franklin a ground snow load of 15 psf, the statewide floor — the eighteen counties carrying 20 psf sit in an Ohio River and Northern Kentucky arc including Carroll, Gallatin, Grant, Henry and Trimble, and in the eastern mountains, and Franklin is in neither. Table R403.1.4, Minimum Frost Protection Depth for Kentucky, puts Franklin in its All other KY Counties row at 24 inches, measured from proposed finished grade to the bottom of the footing; § R403.1.4 excuses the frost depth altogether where the footing bears on solid rock exposed during preparation of the finished grade, which on this shallow Ordovician limestone is a real possibility rather than a theoretical one. Table R301.2.2.1 assigns Seismic Design Category B, so IRC § R301.2.2 Exception 1 exempts a detached one- or two-family dwelling from the seismic provisions entirely and the shell is braced for wind. Wind is 115 mph ultimate statewide with the code's own instruction that topographic effects shall be investigated — and here that instruction earns its keep, because KGS records the Kentucky River lying 350 to 400 feet below adjacent uplands that commonly run 850 to 900 feet, so a ridge-shoulder or gorge-rim pad can carry a topographic factor well above the flat-ground case. Weathering probability for concrete is severe and termite probability moderate to heavy, both statewide. On bearing, Table R401.4.1 presumes 1,500 psf for clay, silty clay, clayey silt and silt in lieu of a geotechnical evaluation, and the Kentucky amendment raising CL and CH soils to 2,000 psf is written for Boone, Campbell and Kenton counties only. Energy is climate zone 4A for the whole state.
Is Franklin County a realistic place to find acreage?
It is, with a qualification worth hearing before you spend a weekend driving it. USDA's 2022 Census of Agriculture counts 532 farms across 63,623 acres here at an average of 120 acres, and the size distribution is unusually well shaped for this building type: 220 of those 532 farms — 41 percent — sit in the 50-to-179-acre band, which is the pool that ordinarily gets divided into the five-to-twenty-acre tracts a house and shop sit on. That is a higher share in that band than Shelby County's 29 percent or Oldham County's 22 percent. The qualification is volume and density. Shelby has 1,350 farms across 160,081 acres at 125 people per square mile; Franklin has a third of that acreage on 210 square miles at roughly 245 people per square mile, because Frankfort's 28,602 residents are more than half of the county's 52,901. Land in farms is also down 15 percent and farm count down 11 percent since the 2017 census. And the terrain is doing work the numbers do not show: the Kentucky River gorge, the Elkhorn and Benson valleys and two 100-year floodplains take a real bite out of what is left. So Franklin is a genuine acreage county with a good inventory shape and less of it than its neighbour — which is exactly why a reader coming from the Louisville side should look at Shelby first and Franklin second. The quieter ground here is north and east of Frankfort toward Peaks Mill, Switzer and the Elkhorn, and south-west toward Bridgeport and the Shelby and Anderson lines.
Frankfort is the state capital. Does that change anything for a house in the county?
Almost nothing, and the statute is explicit about why. The Department of Housing, Buildings and Construction is headquartered in Frankfort, and state-owned buildings here are its business rather than the county's — but KRS 198B.060(4)(a) begins its grant of that authority with the words 'With the exception of single-family dwellings,' and KRS 198B.060(4)(b) says that even where the commissioner preempts part of a local program, the department shall not preempt or assert jurisdiction for the enforcement of the code on single-family dwellings. Subsection (8) adds that nothing requires a single-family dwelling to be permitted or inspected unless a local government has established a building inspection program. So a private house on rural acreage in Franklin County is reviewed and inspected by Franklin County's own office at 321 West Main Street under the Kentucky Residential Code, exactly as it would be in Scott or Shelby. Where the capital genuinely does show up is in the planning structure: the county publishes that the Frankfort and Franklin County Planning Commission consists of five city representatives, five county representatives and one representative appointed by the Governor, which is an eleventh seat no ordinary Kentucky joint commission carries. That commission hears zone map amendments, certain development plans and subdivisions, modifications to standards and everything inside a Planned Unit Development; the Board of Zoning Adjustments, four city and three county members, hears dimensional variances to setbacks or height, conditional use permits and appeals of administrative determinations.
What does the permit cost, and what does the inspection sequence look like?
Franklin County publishes its fee schedule, revised 9 January 2025. One- and two-family construction is $0.15 per square foot with a $250 minimum per unit, and residential plan review is a further $25. An accessory structure, detached garage or carport is charged at the same $0.15 per square foot with a $125 minimum, as are alterations, remodels, basement finishes, decks and covered porches. Moving a structure is $125 and a demolition is $50. Inspections are priced on a rising ladder that rewards being ready: the first inspection is $25, the second $50, the third $100, and the fourth and each one after that $200. On the zoning side, an accessory storage building of 120 square feet or less takes a $25 zoning permit rather than a building permit, a fence is $25, land disturbance or early grading is $100, a farmstead is $50 and a zoning verification letter is $50. Floodplain development is $100 residential, $50 residential accessory, $200 commercial. Electrical is separate and countywide: a temporary pole is $75, rough-in and final are each $3 per circuit with a $75 minimum, a service upgrade is $75, a ditch or slab trip is $25 and a reinspection is $50 — and the schedule notes that every double-pole breaker counts as two circuits. Septic goes to the Franklin County Health Department at $250 for the site evaluation and $270 for the new installation permit. On sequence, the county's Inspection Policies are specific: no building inspection is scheduled until the permit has issued; at the footer inspection all property pins must be in place and string lines run so setbacks can be verified; the contractor or owner must meet the inspector on site with an approved set of plans; framing and final are only scheduled after electrical and plumbing have been approved; and no structure may be occupied, wholly or in part, until the certificate of occupancy issues. Fees change, so confirm the current sheet at submittal.
Is Franklin County karst, and what does that mean for a big slab?
The precise answer is more useful than a yes or a no. The Kentucky Geological Survey's karst chapter lists the Kentucky cities partly or entirely underlain by karst and Frankfort is the first name on that list — but KGS's five named karst regions are described by area and by the cities inside them, and Frankfort is not named inside any of the five, nor does KGS publish a county-by-county roster. KGS's own county description puts Franklin across parts of both the Inner and Outer Bluegrass, primarily an upland limestone area well dissected by stream drainage, on Ordovician bedrock: the Lexington Limestone, the High Bridge Group, Knox Group dolomites, the Garrard Siltstone and the Clays Ferry, Kope, Ashlock and Calloway Creek formations, with alluvium in the valleys. So the honest statement is that the state survey names the county seat as karst-underlain while placing neither city nor county in a named karst region — in a state where 92 of 120 counties contain at least some karst. For the building itself the issue is the same one karst always poses to this shape: a wide-span metal or post-frame building puts a large, stiff, lightly loaded slab on ground that can be underlain by voids, mud-filled cutters and pinnacled rockhead, and a previously filled and graded-over sinkhole is the classic trap because the pad looks perfect. KGS's own warning is that homes built over filled sinkholes may be damaged as the fill is transported out and the soil cover collapses. Add Franklin's relief — 350 to 400 feet from the river to the ridgetops — and a cut-and-fill pad where half the slab bears on undisturbed ground and half on fill becomes the failure mode to design out. KGS publishes a Karst Potential Index viewer that pans to a parcel and classes bedrock as Intense, Prone or Nonkarst, and that is the check to run before an offer. It tells you about the bedrock unit, though, not about the 3,000 square feet you are about to pour on; borings on the actual foundation footprint are what tell you that. Franklin's subdivision regulations back the point up procedurally: the Planning Director may require geotechnical or structural engineering reports and evaluations related to the presence of sinkholes, springs and steep slopes.
Does the farm exemption let me skip any of this?
Partly, and narrowly, and the county writes the zoning half of it into its own ordinance. Section 155.135(G) says that notwithstanding anything else in the chapter, land used solely for agricultural, farming, dairying, stock raising or similar purposes shall have no regulations imposed as to building permits, certificates of occupancy, height, yard, location or court requirements for agricultural buildings — except that setbacks may still be required to protect existing and proposed roads, streets and highways, and that all buildings in a designated floodway or floodplain, or which tend to increase flood heights or obstruct the flow of flood waters, may be fully regulated. Read the words carefully: the exemption reaches agricultural buildings, and the district's general uses list dwellings separately from them. On the building-code side the county's fee schedule prices a Farmstead at $50 as a zoning line item, which is a $50 permit rather than an absence of paperwork, and the department publishes a Farmstead Application Packet you have to complete. The statewide conditions travel with all of it: the building code's exemption reaches a farm dwelling only on a farm registered with the Property Valuation Administrator on ten contiguous acres outside city limits, and KRS 100.203(4)(c) keeps zoning's reach over the dwelling whatever the building code does. A barndominium is a house with a shop attached rather than a barn with a bed in it. Describe the actual building to the office on (502) 875-8701 and get the answer in writing before ordering concrete.

Building in Franklin County?

Start with the plan. Tell us what you want to build and we will draw it, then confirm whether any office permits and inspects a house where your parcel is, what it will let you put there, and which line of the state's snow, frost and seismic tables your county falls on. That conversation costs nothing.

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