Florida ADU Resources
Expert guides on zoning, construction costs, and maximizing ROI in the Sunshine State.
Featured Guides
Cost to Build an ADU in Florida (2026): $40K–$320K Breakdown
Garage conversions from $40K. Detached ADUs $150K–$320K. Full cost breakdown by type, Florida city, wind zone, and what drives the range.
Best ADU Builders in Florida (2026) — Statewide Directory
Florida's most comprehensive ADU builder directory. Top contractors by region — Central FL, Tampa Bay, South FL, Jacksonville, Space Coast. Modular, luxury, budget-friendly, and garage conversion specialists.
In-Law Suite Florida — Zoning Rules, Permits & Cost (2026)
When an in-law suite becomes an ADU in Florida, when you need a permit, cost ($30K–$160K), multigenerational tax break in Pinellas County, and city-by-city rules.
Backyard Cottage Florida — Zoning, Permits & Rental Income (2026)
Florida calls them detached ADUs. Which cities allow STR, best markets for rental income ($950–$2,000/mo), permit steps, and STR compliance checklist.
Granny Flat Florida — Zoning Rules, Permits & Costs (2026)
Florida calls them ADUs. Same permits, same zoning laws. Rules by city, size limits, rental income data, and what the code actually says about granny flats, casitas, in-law suites, and backyard cottages.
How to Build an ADU in Miami 2026 — The Complete Guide
HVHZ rules, five-jurisdiction breakdown, real costs ($180K–$350K), ROI analysis, and Miami-specific permitting steps. Everything you need before you break ground.
How to Build an ADU in Melbourne FL 2026 — Space Coast Complete Guide
Melbourne zoning districts, 10-step EnerGov permit process, Brevard County impact fees ($3K–$8K+), Space Coast rental income ($1,100–$1,500/mo), and STR status. All content from the Melbourne ADU requirements guide, now fully indexed.
How to Build an ADU in Gainesville FL 2026 — Free Plans + Full Guide
Gainesville offers Florida's best ADU deal: free pre-approved plan sets that cut review to 3–4 weeks. City vs Alachua County rules, ~850 sq ft limit, UF rental demand, and step-by-step permit guide.
How to Build an ADU in Fort Lauderdale 2026 — Permits, Costs & Rules
Fort Lauderdale caps ADUs at 600 sq ft and 49% of primary home size. Owner occupancy required, STR prohibited. LauderBuild permit portal, annual Certificate of Use, and Broward rental income data.
How to Build an ADU in Tallahassee 2026 — 2024 Reform, 1,200 sq ft Cap
Tallahassee's March 2024 reform: ADUs citywide by-right, 1,200 sq ft cap, old 40% rule eliminated. Administrative approval (no hearing). FSU + FAMU rental demand and full permit guide.
How to Build an ADU in West Palm Beach 2026 — SF14 Zoning Only
West Palm Beach only permits ADUs in SF14 zoning — not SF3, SF7, or SF11. ~800 sq ft cap, garage apartment form, 6-month STR minimum. Verify your zoning before spending anything.
How to Build an ADU in St. Petersburg FL 2026 — GIS Tool, 800 sq ft Limit
St. Pete offers a GIS parcel eligibility tool, 800 sq ft / 67% size limit, transit proximity parking waivers, and 30-day STR minimum. 2022 rule updates broadened eligibility citywide.
How to Build an ADU in Palm Bay FL 2026 — Space Coast Permit Guide
Palm Bay caps ADUs at 800 sq ft / 50% of primary (stricter). PUD properties need separate confirmation. HVHZ wind load requirements, ePermitHub portal, Space Coast aerospace rental demand.
How to Build an ADU in Cape Coral FL 2026 — Utility Assessments & Permit Guide
Cape Coral's biggest hidden cost: utility connection assessments of $10K–$30K+ for unassessed parcels. Flood zone guide, Lee County impact fees, canal property setbacks, and permit steps.
How to Build an ADU in Daytona Beach FL 2026 — 50% Size Rule & Permit Steps
Daytona Beach caps ADUs at 50% of primary home floor area, requires owner occupancy, and prohibits STR under 30 days. By-right in single-family districts since 2021. Full LDC §5.3.C.32 guide.
Pinellas County ADU Rules 2026 — Fee Waiver, 1,000 sq ft Cap & Tax Break
Unincorporated Pinellas County: July 2024 update waived all development review fees and added a multigenerational tax exemption for ADUs housing parents/grandparents 62+. Full zoning district table.
How to Build an ADU in Jacksonville 2026 — The Complete Guide
Four-jurisdiction breakdown, JaxEPICS permit steps, real costs ($165K–$310K), military housing demand, and ROI analysis for Jacksonville homeowners.
How to Build an ADU in Tampa 2026 — The Complete Guide
City vs. County jurisdiction explained, EFR distinction, real costs ($150K–$280K), permit steps, ROI analysis, and Tampa-specific tips.
How to Build an ADU in Orlando 2026 — The Complete 3,000-Word Guide
Zoning rules, permit steps, real costs ($140K–$260K), ROI analysis, builder selection, and Orlando-specific tips. Everything you need before you break ground.
All Resources
Tiny Homes on Wheels vs. ADUs in Florida: What is Legal?
Can you park an RV in your backyard? The critical difference between a "Vehicle" and "Real Estate" in Florida zoning code.
How Much Does an ADU Cost in Florida? (2026 Breakdown)
From prefab mods to concrete block construction. A realistic look at the price per square foot in major Florida markets.
Can I Rent My Backyard Cottage on Airbnb in Florida?
Short-term rental rules vary wildly by city. Find out which zones allow nightly rentals and which ban them strictly.
The Ultimate Guide to Financing an ADU in Florida
HELOCs, construction loans, and the new renovation mortgages. How to fund your build without $150k in cash.
Prefab vs. Concrete Block ADUs in Florida: Which is Better?
Wood frame works in California, but does it survive a Florida hurricane? We compare longevity, insurance costs, and build time.
Florida ADU Laws 2026: The Complete Guide (SB-48 Explained)
Florida has no statewide law forcing every city to allow ADUs — SB 184 (2025) and SB 48 (2026) both died in the Legislature. Statute §163.31771 lets local governments choose to allow ADUs, so whether you can build one depends on your city or county rules.