Tiny home rules in Miami-Dade County, FL — covering tiny houses on wheels (THOWs), park model RVs, and tiny home on foundation builds — determine where they are legal and how they get permitted.
Tiny homes on permanent foundations in unincorporated Miami-Dade County must meet the Florida Building Code minimum standards and zoning requirements. Tiny homes on wheels are classified as recreational vehicles and cannot be used as permanent dwellings. The county's minimum dwelling size and HVHZ wind requirements create additional barriers.
Miami-Dade County's zoning code establishes minimum dwelling unit sizes that vary by zoning district but generally require at least 750-1,000 square feet for single-family homes. Tiny homes on foundations must meet Florida Building Code standards including the High-Velocity Hurricane Zone (HVHZ) requirements for 175+ mph wind loads. Tiny homes on wheels (THOWs) are classified as recreational vehicles and cannot serve as permanent residences in residential zones. Florida does not have a statewide tiny home building code separate from the standard building code. ADU provisions may provide a pathway for smaller dwelling units as accessory structures. Contact RER at (786) 315-2000 for minimum size requirements in your zoning district.
Living in a structure below minimum dwelling size without proper approval violates the zoning code. Using a tiny home on wheels as a permanent residence violates zoning and occupancy requirements. Code Compliance at (786) 315-2800 enforces occupancy violations. Unpermitted structures face removal orders.
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See how Miami-Dade County's tiny homes rules stack up against other locations.
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