What ADU can you build in your Hillsborough County backyard?
Instant zoning report — see exactly what your zoning allows: permitted ADU types, size limits, setbacks, and lot requirements for your specific property.
Unincorporated Hillsborough County Rules
*These rules apply if your address is NOT inside a specific city limit.
Find out what ADU you can build in your backyard
— and get a free Hillsborough County ADU guide for your area.
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Cities in Hillsborough County
Read the Complete Tampa ADU Guide
City vs. County jurisdiction explained, EFR distinction, permit steps, real costs ($150K–$280K), and ROI.
Florida ADU Laws 2026 — What SB-48 Actually Changed
Statewide rules on size limits, owner-occupancy, HOA overrides, and what local municipalities can still control.
Find out what ADU you can build in your backyard
— and get a free Hillsborough County ADU guide for your area.
Free report · No commitment · 60 seconds