ADU Rules & Zoning in Fort Lauderdale, Florida (2026)
What ADU can you build in your Fort Lauderdale backyard?
Instant zoning report — see exactly what your zoning allows: permitted ADU types, size limits, setbacks, and lot requirements for your specific property.
ADU Rules in Fort Lauderdale, Florida
We've researched Fort Lauderdale's ADU rules so you don't have to. Here's what matters most — the facts that determine whether your project is possible, and how much it will cost.
- ADU limited to 1 bedroom and 1 bathroom maximum — studio/efficiency also permitted
- Size capped at 600 sq ft OR 49% of primary dwelling gross floor area — whichever is smaller
- Annual Certificate of Use (COU) renewal required — cannot legally rent without a current COU each year
- Owner-occupancy required — must live in primary home or ADU
- Short-term rentals under 30 days prohibited — minimum 30-day occupancy
- 3 total on-site parking spaces required: 2 for primary home + 1 for ADU
- High Velocity Hurricane Zone (170 mph) adds 20–30% to typical construction costs
Last verified: 2026-03-06
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Backyard ADUs like this are being built across Fort Lauderdale — here's how to do it right.
Here's exactly what Fort Lauderdale zoning allows
Fort Lauderdale ADUs governed by Ordinance Sec. 47-19.2. Max 600 sq ft or 49% of primary dwelling (whichever less). Reduced 3 ft setbacks on small lots. Rental requires annual Certificate of Use. Contact: (954) 828-6520 / BuildingServices@FortLauderdale.gov.
Zoning allowance
Use the Fort Lauderdale Interactive GIS map (fortlauderdale.gov/government/departments/sustainable-development/planning-zoning) to confirm your zoning district. Contact Development Services at (954) 828-6520 or BuildingServices@FortLauderdale.gov. Ordinance: Sec. 47-19.2.
Size limits
600 sq ft OR 49% of the gross floor area of the primary dwelling — whichever is LESS.
Lot + setbacks
Small lots (ADU footprint at or below 15% of minimum required lot size): 3 ft side and rear setbacks available. Larger lots (above 15%): 7 ft side setbacks and 20 ft rear setbacks typically apply.
Height + coverage
Detached ADUs must comply with accessory structure height limits and district development standards. Confirm height and coverage maximums with Development Services.
Parking
3 total on-site parking spaces required: 2 for the primary residence plus 1 for the ADU. If current driveway only accommodates 1–2 cars, additional paved parking may need to be added.
Rental / occupancy
Long-term rentals permitted with a Certificate of Use (COU). Annual COU renewal required for rented ADUs. STR operation requires separate compliance review. Contact Community Development for COU process.
Permit process
1. Confirm zoning district using the Interactive GIS map. 2. Contact Development Services at (954) 828-6520 to discuss your project. 3. Hire a Florida-licensed design professional. 4. Submit building permit application. 5. Plan review and address comments. 6. Pay fees and receive permit. 7. Build and pass inspections. 8. Obtain Certificate of Use (COU) before renting. 9. Renew COU annually.
ADU Size Calculator (49% formula, 600 sq ft cap)
| Primary Home Size | Max ADU Size |
|---|---|
| 1,200 sq ft | 588 sq ft |
| 1,800 sq ft | 600 sq ft |
| 1,300 sq ft (cap triggers) | 600 sq ft (max) |
Whichever is smaller: 49% of primary OR 600 sq ft hard cap.
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Building limits and rental rules, side by side
These two sets of rules determine what you can build and what income you can expect. Read both before you commit to a design or a rental strategy.
Building Limits
- Max Size:600 sq ft or 49% (lesser)
- Detached Allowed?Yes
- Build Cost Est.:$100,000–$250,000 (HVHZ 170 mph wind zone)
- Min Rental Period:30 days
Rental Rules
Owner-Occupancy Required: You must live in either the primary home or the ADU.
Short-Term Rentals Prohibited: Minimum 30-day stay required in Fort Lauderdale.
Estimated Monthly Income
$1,924–$2,836/month
Based on 2025–2026 Fort Lauderdale market data
Here's exactly what you'll pay — and how to avoid the fees that catch most homeowners off guard
Most homeowners spend 3–4 weeks piecing this together on their own. We've mapped the full Fort Lauderdale permit process step by step — so you know exactly what's coming, and what to prepare.
Step 1: Pre-Application Zoning Check
- Where:
- Fort Lauderdale Development Services, 100 N. Andrews Ave., Fort Lauderdale, FL 33301
- Contact:
- (954) 828-6520 · BuildingServices@FortLauderdale.gov
- What to bring:
- Property address and parcel ID, preliminary site sketch, lot survey
- Timeline:
- No appointment fee — call ahead to confirm office hours
- Cost:
- No fee for initial inquiry
Step 2: Submit Permit Application
- Where:
- https://lauderbuild.com
- Contact:
- (954) 828-6520
- What to bring:
- Architectural plans, site plan, boundary survey, energy compliance docs
- Timeline:
- Zoning confirmation: 1–2 weeks
- Cost:
- $2,500–$8,000
Step 3: Plan Review & Revisions
- Where:
- Fort Lauderdale Development Services
- Contact:
- (954) 828-6520
- What to bring:
- Responses to any correction letters; revised drawings if required
- Timeline:
- Zoning confirmation: 1–2 weeks. Plan preparation (HVHZ-compliant): 4–12 weeks. Permit review: 4–8 weeks. Annual COU renewal required ongoing. Total typical: 6–12 months
- Cost:
- No additional fee for standard resubmittal
Step 4: Construction & Inspections
- Where:
- Fort Lauderdale Building Department
- Contact:
- (954) 828-6520
- What to bring:
- Approved permit set must be on-site at all times during construction
- Timeline:
- Schedule inspections as each phase of work is completed
- Cost:
- Included in permit fee
Full Fort Lauderdale Permit Cost Breakdown
These are the fees you'll encounter, in the order you'll typically encounter them.
| Cost Item | Amount / Notes |
|---|---|
| Total Estimated Cost | $2,500–$8,000 |
| Certificate of Use | $250 initial + annual renewal fee (contact city for current amount) |
| Building Permit Fee | Based on construction valuation |
| Plan Review | Included in permit fee |
| Impact Fees | Broward County impact fees apply — contact (954) 357-6400 for estimate |
| HVHZ Construction Note | High Velocity Hurricane Zone (170 mph) construction adds 20–30% to base costs — impact-rated doors, windows, roof systems required |
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Key ADU Restrictions in Fort Lauderdale
These are the rules that most often catch homeowners by surprise. Read them carefully before engaging an architect.
- ADU limited to 1 bedroom and 1 bathroom (or studio/efficiency) only
- Size capped at 600 sq ft or 49% of primary home — whichever is less
- Annual Certificate of Use required — every rented ADU must be inspected and renewed annually
Common Mistakes to Avoid in Fort Lauderdale
- Most restrictive ADU config in Florida — 1BR max, 600 sf cap, 49% dual cap
- Annual Certificate of Use renewal is mandatory — cannot legally rent without it each year
- HVHZ 170 mph wind zone dramatically increases construction costs
Eligible Zones in Fort Lauderdale
ADUs are permitted by-right in these zoning districts. Verify your parcel at the county GIS portal — most homeowners can confirm their zone in under 5 minutes.
Fort Lauderdale neighborhoods where ADU permits are being filed — is your street next?
Fort Lauderdale ADU — Frequently Asked Questions
These are the questions we hear most often from Fort Lauderdale homeowners. If yours isn't here, our ADU Zoning Experts can answer it directly.
Can I build an ADU in Fort Lauderdale?
Yes. Fort Lauderdale permits ADUs in single-family residential districts under Ordinance Sec. 47-19.2. ADUs are limited to studio or 1-bedroom, 1-bathroom configurations. Confirm your zoning district using the Fort Lauderdale Interactive GIS map (fortlauderdale.gov) before starting plans.
What is the maximum ADU size in Fort Lauderdale?
600 sq ft OR 49% of the primary dwelling's gross floor area — whichever is smaller. On a 1,000 sq ft home, your cap is 490 sq ft (49%). On a 1,500 sq ft or larger home, your cap is 600 sq ft (the hard ceiling). The unit is also limited to 1 bedroom and 1 bathroom maximum.
Do I need to live on the property to rent an ADU in Fort Lauderdale?
Yes. Owner-occupancy is required — you must live in either the primary home or the ADU. Long-term rentals (30+ days) require obtaining and maintaining an annual Certificate of Use from the City, renewed every year.
Can I use my Fort Lauderdale ADU as an Airbnb?
No. Short-term rentals under 30 days are prohibited. The minimum rental period is 30 days. You must also obtain an annual Certificate of Use (COU) renewal to legally rent your ADU each year.
How long does the Fort Lauderdale ADU permit process take?
6–12 months: 1–2 weeks zoning confirmation, 4–12 weeks for HVHZ-compliant plan preparation, 4–8 weeks for permit review, plus inspections and CO. The annual COU renewal is an ongoing requirement. Contact Development Services at (954) 828-6520 or BuildingServices@FortLauderdale.gov to start.
Find out what ADU you can build in your backyard
— and get a free Fort Lauderdale ADU guide for your area.
Free report · No commitment · 60 seconds
Find out what ADU you can build in your backyard
— and get a free Fort Lauderdale ADU guide for your area.
Free report · No commitment · 60 seconds
Fort Lauderdale Planning Department
We recommend calling Fort Lauderdale Development Services at (954) 828-6520 before submitting anything — a 10-minute conversation can save weeks of back-and-forth on your permit application.
Fort Lauderdale Development Services
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This page provides general information based on current ordinances and publicly available data as of March 2026. Zoning rules change — verify all requirements with your local planning department before making financial commitments.