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Franklin County, KY Right to Farm: Agricultural Zoning Protection (2026)

Light Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified October 2026

Key Facts

District
AG, Agricultural District, § 155.135
Minimum lot size (AG)
5 acres
Farm building exemption
No building permit, height, yard or location rules
Exception: floodway and floodplain
Buildings can be fully regulated
Exception: roads
Setback can be required for roads, streets and highways
Extra dwellings
Allowed for family members or employees who farm the land

Summary

Unincorporated Franklin County, Kentucky has an AG Agricultural District built to emphasize agricultural production and preserve rural character. Under § 155.135(G), land used solely for farming has no building permit, certificate of occupancy, height, yard or location requirements for agricultural buildings, with floodplain and road-setback exceptions.

These county ordinances apply to unincorporated areas of Franklin County. Incorporated cities within the county may have their own rules that take precedence over county-level regulations.

(A) Purpose. ... This district is intended to recognize agricultural land to establish regulations which emphasize agricultural production and preserve a rural character. (B) General uses intended. The raising of agricultural crops or livestock, forestry and hunting or game preserves; ancillary services inherent to farming are also permitted (see use table); single dwelling residences, churches, elementary and secondary schools. ... (G) Agricultural land use exemptions. Notwithstanding any other provision of this chapter, land which is 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 courts requirements for agricultural buildings; except that, setback may be required for the protection of 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.

Full Breakdown

Section 155.135 of the Franklin County zoning chapter sets the purpose of the AG district: to recognize agricultural land and to establish regulations which emphasize agricultural production and preserve a rural character. Intended uses are the raising of agricultural crops or livestock, forestry, hunting or game preserves and the ancillary services inherent to farming, along with single dwelling residences, churches and elementary and secondary schools. Under subsection (C), more than one dwelling can sit on an agricultural lot when the additional dwellings are required for family members or employees who farm the land. Conditional uses are decided by the Board of Zoning Adjustments and are marked in the Land Use Table.

The farm protection is in subsection (G). Notwithstanding any other provision of the zoning chapter, land used solely for agricultural, farming, dairying, stock raising or similar purposes has no regulations imposed as to building permits, certificates of occupancy, height, yard, location or courts requirements for agricultural buildings. That exemption has two printed limits. Setback can still be required to protect existing and proposed roads, streets and highways, and all buildings in a designated floodway or floodplain, or buildings that tend to increase flood heights or obstruct the flow of flood waters, can be fully regulated.

The dimensional table in subsection (E) applies to the district's other uses, such as dwellings: 5 acres minimum lot size, 200 feet minimum lot frontage, a 50 foot front yard, 25 foot side and rear yards and a 35 foot height limit, with a carve-out from that height limit for barns, silos, steeples, water towers, windmills and communication towers. A farmer in unincorporated Franklin County, Kentucky should treat the Fiscal Court's zoning chapter as the controlling source for the land and keep in mind that Frankfort has its own separate code.

Violations & Fines

The exemption does not cover a farm building in a designated floodway or floodplain, or one that tends to increase flood heights or obstruct flood waters, since those can be fully regulated. A building placed inside a setback required to protect a road or highway also falls outside the exemption. The code points to § 155.999 for penalties, which this page does not quote.

Frequently Asked Questions

Does a farm building in unincorporated Franklin County, Kentucky need a building permit?
Not when the land is used solely for agricultural, farming, dairying, stock raising or similar purposes. Section 155.135(G) says no building permit, certificate of occupancy, height, yard, location or courts requirements apply to agricultural buildings, except for road setbacks and buildings in a floodway or floodplain.
Can a farmer in the AG district build a second house?
Yes, with a limit. Section 155.135(C) allows more than one dwelling on each agricultural lot, provided the additional dwellings are required for family members or employees who farm the land. The code also prints a 30 foot minimum spacing between any 2 dwellings on the same tract.
Do farm buildings have to meet the 35 foot height limit?
The AG height row of 35 feet excepts barns, silos, steeples, water towers, windmills, communication towers and other structures under the general height exceptions. Separately, § 155.135(G) says land used solely for farming has no height requirements for agricultural buildings.
When can the county still regulate a farm building?
Two situations are printed in § 155.135(G). Setback can be required for the protection of existing and proposed roads, streets and highways. Buildings in a designated floodway or floodplain, or buildings that tend to increase flood heights or obstruct the flow of flood waters, can be fully regulated.

Sources & Official References

Other rules in Franklin County

All Franklin County rules

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