Can I Build Tiny Home in Louisville, KY? (2026)
Find out if you can build a tiny home in Louisville, KY. Rules, permit requirements, costs, and next steps.
Whether foundation-based tiny homes are permitted in Louisville, KY has not been confirmed. Whether tiny homes on wheels are permitted has not been confirmed — see official source.
A tiny home is a small dwelling unit — typically under 400 sq ft — that can be built on a permanent foundation or on wheels. In Louisville, KY, the rules differ significantly depending on whether the structure is on a permanent foundation (treated as a dwelling unit under building code) or on wheels (treated as a recreational vehicle under vehicle code). Tiny homes on permanent foundations must comply with local building codes in Louisville.
Tiny Home Rules in Louisville
Tiny Home Rules in Louisville: Foundation-based tiny homes: Permit status not confirmed — see official source. Tiny homes on wheels (THOWs): Permit status not confirmed — see official source.
Costs & Fees
Building permit fees for tiny homes in Louisville follow the same schedule as other new construction. Contact the local building department at (502) 574-3321 for current fee information.
Next Steps
Next steps for building a tiny home in Louisville: 1. Determine foundation vs. wheeled — the rules are fundamentally different. 2. For foundation tiny homes, obtain a building permit from the local building department. 3. For wheeled tiny homes, verify whether your property allows RV siting. 4. Check if your tiny home could qualify as an ADU on your property.
Louisville Metro Planning and Design Services
Phone: (502) 574-3321 · Verified July 5, 2026 · Source
Website: https://louisvilleky.gov/government/develop-louisville
Online Permits: https://louisvilleky.gov/government/construction-review
Frequently Asked Questions
Source: Louisville Metro Planning and Design Services — Building Regulations. Last verified April 6, 2026. View source