ADU Rules & Zoning in Delray Beach, Florida (2026)
What ADU can you build in your Delray Beach backyard?
Instantly check eligibility for Accessory Dwelling Units (ADUs), like Guest Houses, Garage Conversions, and In-Law Suites.
Delray Beach 2026 ADU Requirements Snapshot
ADU rules for Delray Beach, Palm Beach County. Verify all requirements with local planning.
What this means for your lot
- Use the address checker first to verify parcel-specific zoning.
- Confirm setbacks and lot geometry before spending on plans.
- Check short-term rental rules carefully — they vary significantly by city.
Key gotchas
- Flood zone designation can require elevated construction that significantly increases ADU cost — check FEMA map first
- Historic district design review adds time and cost — non-compliant designs are rejected, not just revised
- Palm Beach County HVHZ wind requirements apply throughout — budget 15–20% more than inland estimates
Building Limits
- Max Size:1000 sq ft
- Setbacks:7ft side / 10ft rear
- Detached Allowed?Yes
- Max Height:25 ft
- Build Cost Est.:$110,000–$230,000
Rental Rules
No Owner-Occupancy Requirement: Both units can be rented to tenants simultaneously.
Short-Term Rentals: Not prohibited at the city level. State DBPR license required.
Estimated Monthly Income
$1,500–$2,400/month
Based on 2025–2026 Delray Beach market data
Key ADU Restrictions in Delray Beach
- Coastal and flood zone properties require FEMA elevation compliance — verify your parcel's flood zone before designing
- Historic districts near Atlantic Avenue subject to additional design review and compatibility standards
- Short-term rental registration required with annual inspection — Delray Beach actively enforces STR ordinance
Common Mistakes to Avoid in Delray Beach
- Flood zone designation can require elevated construction that significantly increases ADU cost — check FEMA map first
- Historic district design review adds time and cost — non-compliant designs are rejected, not just revised
- Palm Beach County HVHZ wind requirements apply throughout — budget 15–20% more than inland estimates
Eligible Zones in Delray Beach
Delray Beach ADU — Frequently Asked Questions
Can I build an ADU in Delray Beach, Florida?
ADUs are permitted in eligible residential zones in Delray Beach under Florida SB-48 (2026). Confirm your parcel zoning with the Palm Beach County Property Appraiser or city planning office.
What is the maximum ADU size in Delray Beach?
Maximum ADU size in Delray Beach varies by zoning district. Florida SB-48 prohibits size limits below 1,000 sq ft for compliant applications. Verify current local limits.
Do I need to be an owner-occupant to build an ADU in Delray Beach?
Delray Beach does not require owner-occupancy. Both the primary home and ADU can be rented to tenants simultaneously.
Can I use my Delray Beach ADU as an Airbnb?
Delray Beach does not prohibit short-term rentals at the city level. You must obtain a Florida DBPR Vacation Rental Dwelling license.
How do I get an ADU permit in Delray Beach?
ADU permits in Delray Beach follow standard Florida residential building permit workflow. Contact Palm Beach County building department for current requirements.
Delray Beach Planning Department
Nearby Cities — ADU Rules
Get your free Delray Beach ADU Guide
Your personal zoning report + complete Delray Beach ADU requirements — delivered free to your email in 60 seconds.
No spam. Unsubscribe anytime. Used by 10,000+ Florida homeowners.
More Palm Beach County ADU Guides
Serving homeowners in 33444, 33445, 33446, 33448, 33483, 33484 and surrounding Delray Beach zip codes.
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.