Can I Build Tiny Home in Fort Worth, TX? (2026)
Find out if you can build a tiny home in Fort Worth, TX. Rules, permit requirements, costs, and next steps.
Tiny homes on permanent foundations are allowed in Fort Worth, TX. Tiny homes on wheels are not permitted as permanent dwellings.
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 Fort Worth, TX, 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 meet a minimum size of 150 sq ft in Fort Worth.
Tiny Home Rules in Fort Worth
Tiny Home Rules in Fort Worth: Foundation-based tiny homes: Permitted. Tiny homes on wheels (THOWs): Not permitted as permanent dwelling — classified as recreational vehicle. Minimum size: 150 sq ft. Tiny homes on permanent foundations are permitted in Fort Worth subject to UDC zoning and Texas Residential Code minimum size requirements. Tiny homes on wheels (THOWs) are classified as recreational vehicles and are not permitted as permanent residences in Fort Worth. Tiny homes as ADUs must meet UDC Chapter 5 accessory dwelling unit size standards.
Costs & Fees
Building permit fees for tiny homes in Fort Worth follow the same schedule as other new construction. Contact the Fort Worth Development Services Department at (817) 392-2222 for current fee information.
Next Steps
Next steps for building a tiny home in Fort Worth: 1. Determine foundation vs. wheeled — the rules are fundamentally different. 2. For foundation tiny homes, obtain a building permit from the Fort Worth Development Services 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.
Fort Worth Development Services Department
Phone: (817) 392-2222
Website: https://www.fortworthtexas.gov/departments/development-services
Online Permits: https://www.fortworthtexas.gov/departments/development-services/permits
Frequently Asked Questions
Can I build an ADU on my Fort Worth property?
Yes. Fort Worth allows accessory dwelling units on residential lots under the Unified Development Code Chapter 5. Detached ADUs are limited to 50% of the primary dwelling's floor area with a 900 sqft maximum. No owner-occupancy requirement in most zones. You'll need a building permit from Fort Worth Development Services. One ADU per single-family lot is the standard allowance.
What zone is my Fort Worth property in?
Use the Fort Worth MapIt GIS at mapit.fortworthtexas.gov to look up your property's zoning designation. Fort Worth uses 'A' zones (A-5, A-7.5, A-10) for single-family residential and letter zones (B, C, D) for higher-density residential. You can also contact Development Services at (817) 392-2222 for zoning verification.
Are short-term rentals (Airbnb) allowed in Fort Worth?
Yes, with registration. Fort Worth requires STR registration for all rentals of 30 days or fewer at $150/year. Both owner-occupied and non-owner-occupied STRs are allowed with registration. Hotel Occupancy Tax (HOT) must be collected. Your registration number must appear on all booking platform listings. Noise ordinance and occupancy limits apply.
Who provides electricity in Fort Worth?
Oncor Electric is the local transmission and distribution utility in Fort Worth. However, Fort Worth is in Texas's deregulated electricity market — residents choose their retail electric provider (REP) from multiple competitors. For solar interconnection, you work with Oncor Electric regardless of your chosen REP. For natural gas, Atmos Energy serves most of Fort Worth.
Does Fort Worth have flood risk issues?
Yes. Fort Worth is bisected by the Trinity River and its tributaries. FEMA-mapped Special Flood Hazard Areas (SFHAs) exist along these waterways. Use the FEMA Flood Map Service Center (msc.fema.gov) to check your property's flood zone status. Properties in SFHAs require flood insurance with federally-backed mortgages. Fort Worth participates in FEMA's Community Rating System, which discounts flood insurance for residents.
Does Fort Worth have historic districts?
Yes. Fort Worth has 8 locally designated historic districts, including the Fort Worth Stockyards National Historic District, Ryan Place, Berkeley Place, and Fairmount/Southside. If your property is in one of these districts or is a designated landmark, the Historic and Cultural Landmarks Commission (HCLC) must approve exterior changes before building permits are issued. Contact the Planning and Development Department for historic overlay information.
Source: Fort Worth Development Services Department — Building Regulations. Last verified April 6, 2026. View source