Sarasota, FL Accessory Structures: ADU Owner Occupancy (2026)
Key Facts
- Zones covered
- RSF-E, RSF-1, RSF-2, RSF-3, RSF-4
- Occupancy proof
- Homestead exemption status
- ADUs per lot
- Maximum of one
- Barred in
- Coastal Islands Overlay, cottage court developments
- Max ADU size
- 650 square feet
- Appeal window
- 60 days to board of adjustment
Summary
Building a new accessory dwelling unit in Sarasota's RSF-E, RSF-1, RSF-2, RSF-3 or RSF-4 zones requires a sworn affidavit before the city issues the building permit: either the main house or the ADU must be owner-occupied, verified through the property's homestead exemption status, under Zoning Code Section VII-602(cc)(2.1)b-c.
(cc)(2.1) Provisions applicable in RSF-E, RSF-1, RSF-2, RSF-3, and RSF-4 zones. b. The applicant shall provide the city with an affidavit stating the owner agrees to reside in either the principal dwelling unit or the accessory dwelling unit. c. Either the principal dwelling unit or the accessory dwelling unit shall be owner-occupied. Owner occupancy shall be determined by homestead status.
Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: Code of Ordinances: Supplement 33 | Zoning: Supplement 44).
Full Breakdown
Sarasota created its accessory dwelling unit rules to let homeowners, especially seniors, single parents and families with grown children, add a second income-producing unit without changing the look of a single-family block, per Section VII-602(cc)(1). Only one ADU is allowed per zoning lot and it does not count toward the lot's maximum density, but ADUs are barred outright in the Coastal Islands Overlay District and in cottage court housing developments, per (cc)(2)b-c. 1)c makes clear the city treats homestead exemption status, not a lease or a verbal claim, as the proof of which unit is owner-occupied.
The requirement applies whether the ADU is a garage conversion, an addition, or a new detached structure; the design standards elsewhere in (cc)(3) cap a Sarasota ADU at 650 square feet and set entrance, window and parking rules layered on top of the occupancy affidavit. Because the affidavit ties to the building-permit application itself, an applicant who cannot commit to owner-occupancy in one of the two units cannot obtain the ADU permit for these zones as the code is currently written.
Violations & Fines
Failure to submit the owner-occupancy affidavit blocks the building permit outright: the director of neighborhood and development services will not process the ADU permit in an RSF-E, RSF-1, RSF-2, RSF-3 or RSF-4 zone without it on file. An applicant who disputes the director's interpretation or denial of an ADU permit application may appeal to the board of adjustment within 60 days of the written decision, under Zoning Code Sections IV-701 and IV-702.
Frequently Asked Questions
Do I have to live in the ADU, or can I stay in my main house?
How does the city verify owner-occupancy after the ADU is built?
Does this rule apply if I build my ADU in the DTN or RSM zones?
Can I rent out my ADU and still meet this rule?
Sources & Official References
Other rules in Sarasota
Florida rules heatmap·Compare Sarasota to another location·View the Florida accessory structures overview
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ADU Owner Occupancy in Nearby Cities
How other cities in Sarasota County handle adu owner occupancy.