Accessory Structures in Flagler County, FL (2026)
3 rules for unincorporated Flagler County, Florida.
Verified from official government sources
ADU Rules
Unincorporated Flagler County does not allow a general accessory dwelling unit; it permits 'guest/servant quarters' only as a special exception in the AC Agriculture district, and only for unpaid family guests. The Land Development Code's own definition bars renting the space out or using it as a separate dwelling, so a detached accessory unit cannot become an independent rental in the county's agricultural zone.
Flagler County Guest/Servant Quarters Rules
Significant RestrictionsFlagler County Land Development Code § 3.03.02.C.1; § 3.08.02
C.Permitted special exceptions.1.Guest/servant quarters. ... Guest/servant quarters: Living quarters within a detached accessory building located on the same lot or parcel of land as the principal dwelling unit, to be used exclusively for housing members of the family occupying the principal building and their nonpaying guest; such quarters shall not be rented or otherwise used as a separate dw...
ADU Impact Fees
In unincorporated Flagler County, an accessory dwelling unit only gets its county impact fees waived if it is part of a qualifying affordable-housing project under Code Sec. 16-79, not automatically. A standard market-rate ADU still owes full transportation, school and other applicable impact fees.
Flagler County ADU Impact Fee Waiver
Light RestrictionsFlagler County Code § 16-79
The following incentives shall apply to any applicant seeking to develop housing that is affordable, as defined in Section 420.0004, Florida Statutes, or its successor, on any parcel that is zoned residential, commercial, industrial, or planned affordable development:(1)Waiver of density restrictions not exceeding the limitations of the parcel's future land use map designation;(2)Waiver of coun...
Shed & Carport Rules
In unincorporated Flagler County, Florida, a detached shed or accessory building is capped at 12 feet in height, must sit at least 10 feet from the rear lot line and 10 feet from any other building, and cannot stand in a recorded easement or in the required front yard setback. Side setbacks must match the district's regular side yard requirement.
Shed and Accessory Building Rules, Flagler County
Some RestrictionsFlagler County Land Development Code, § 3.06.08.A-B
A.General requirements.1.Accessory buildings and uses shall be located on a building site occupied by a principal structure.2.No detached accessory building shall be located in the front yard setback area.3.An accessory building shall not exceed more than twelve (12) feet in height. An accessory building which is constructed to meet the setback requirements of the principal building shall confo...
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