Accessory Structures in Fulton County, GA (2026)
3 county-level rules, plus city-specific rules for 2 cities in Fulton County, Georgia.
Verified from official government sources
ADU Rules
Unincorporated Fulton County allows one detached accessory dwelling, called a guest house, per single-family lot in Suburban, R-1 through R-6, TR, AG-1 and related districts. Zoning Resolution §§ 3.3.7 and 19.3.5 cap heated floor area between 650 and 1,500 square feet, require the structure to sit in the rear yard, allow a separate kitchen, and hold it to the same setbacks as the main house.
Fulton County Guest House Zoning Standards
Some RestrictionsFulton County Zoning Resolution §§ 3.3.7, 19.3.5(A), 19.3.5(B)(2)-(5)
Guest House. A detached accessory dwelling unit located on the same lot with a single-family dwelling unit. ... 19.3.5 Guest house. A.Required districts: Suburban A, Suburban B, Suburban C, R-1, R-2, R-2A, R-3, R-3A, R-4, R-4A, R-5, R-5A, R-6, NUP, CUP, TR, A, A-L, AG-1, O-1 and MIX when accessory to a single-family dwelling.B.Standards:...2.A separate kitchen facility shall be allowed.3.Heated...
ADU Rental Restrictions
Fulton County's guest house zoning standard bars charging rent: § 19.3.5(B)(1) limits occupancy of an unincorporated-county guest house to relatives, guests or employees who work on the property, with no payment for rent allowed. That makes leasing, Airbnb-style short-term rental, or any paid occupancy of a detached accessory dwelling a zoning violation, not just a lease-law issue.
Fulton County Guest House No-Rent Rule
Significant RestrictionsFulton County Zoning Resolution § 19.3.5(B)(1)
19.3.5 Guest house. A.Required districts: Suburban A, Suburban B, Suburban C, R-1, R-2, R-2A, R-3, R-3A, R-4, R-4A, R-5, R-5A, R-6, NUP, CUP, TR, A, A-L, AG-1, O-1 and MIX when accessory to a single-family dwelling.B.Standards:1.No more than one guest house structure per lot may be used for occupancy by relatives, guest(s) or employees that work on the property without payment for rent.
Shed & Carport Rules
In unincorporated Fulton County's single-family districts, garage and carport parking spaces count toward the minimum off-street parking a home must provide, and only two spaces may adjoin a carport or garage entrance.
Fulton County Single-Family Carport Parking Rule
Some RestrictionsFulton County Zoning Resolution § 18.3.1.A
Unenclosed parking spaces may occupy a side yard, and no more than 50 percent of a required rear yard. A maximum of two spaces may be permitted adjoining the entrance to a front entry garage or carport, or adjoining the end of a driveway whenever no garage or carport exists. Garage and carport spaces may count toward the minimum required spaces in single family districts. Within the AG-1 and s...
Accessory Structures by City in Fulton County
2 cities in Fulton County have their own accessory structures rules. Each link goes to that city's dedicated page with code citations.
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