BuildingPermitCost Kentucky permit fees at a glance
This page covers 2 cities and 1 county in Kentucky, each priced from its own official fee schedule. For the same $75,000 addition, totals run from $75.00 in Jefferson County to $175.00 in Lexington, with a Kentucky median of $75.00, 91% below the median of $820.58 across all 267 places on this site.
The most common pricing method here is a rate per square foot (3 of 3). For project value, 3 places use floor area instead of value.
1 of 3 charge a separate plan review fee.
2 of 3 schedules state an effective date. Every page shows its effective date and the date we last checked it against the official source.
| Project | Kentucky median | National median | Places |
|---|---|---|---|
| $25,000 remodel | $112.50 | $380.00 | 3 |
| $75,000 addition | $75.00 | $820.58 | 3 |
| $350,000 new home | $252.00 | $2,918.63 | 3 |
Calculate your own project · Compare Kentucky places side by side · Fees people often miss
Cities
| Jurisdiction | $25k remodel | $75k addition | $350k new home | Verified |
|---|---|---|---|---|
| Lexington | $175.00 | $175.00 | $445.00 | Nov 4, 2026 |
| Louisville | $112.50 | $75.00 | $252.00 | Nov 4, 2026 |
Counties
| Jurisdiction | $25k remodel | $75k addition | $350k new home | Verified |
|---|---|---|---|---|
| Jefferson County | $112.50 | $75.00 | $252.00 | Nov 5, 2026 |
Kentucky permit fee questions
How much is a building permit in Kentucky?
It depends on the city or county, because each sets its own fees. Across the 3 places we cover in Kentucky, the median for a $75,000 addition is $75.00 and for a $350,000 new home $252.00, including plan review and required surcharges.
Which Kentucky places have the lowest and highest permit fees?
For a $75,000 addition, the lowest total we found is $75.00 in Jefferson County, KY and the highest is $175.00 in Lexington, KY. The tables on this page list every place we cover.
Totals use each jurisdiction's own formula for a 300 sq ft remodel, a 400 sq ft addition and a 2,400 sq ft wood-frame home. Trade permits and conditional fees are not included. Fees are estimates based on the official schedules; confirm with the permit office before applying.