Accessory Structures in Catoosa County, GA (2026)
3 rules for unincorporated Catoosa County, Georgia.
Verified from official government sources
ADU Rules
Unincorporated Catoosa County allows one freestanding accessory dwelling per lot in single-family detached residential districts, but only under tight numeric limits. The Unified Development Code caps the unit at 40 percent of the main home's floor area and two bedrooms, restricts it to the rear yard, and requires the principal dwelling to have stood finished for at least three years first.
Accessory Dwelling Unit Rules
Some RestrictionsCatoosa County Unified Development Code § 5.02.03(B)(4)
4)Freestanding accessory dwellings, excluding tenant dwellings, are allowed in single-family detached residential zoning districts in accordance with the following requirements:a.There shall be no more than one accessory dwelling per lot on any residentially zoned property; ... d.The size of the accessory dwelling shall be no more than 40 percent of the habitable floor area of the principal dwe...
ADU Owner Occupancy
In unincorporated Catoosa County, adding a freestanding accessory dwelling to a single-family lot comes with a residency string attached: the Unified Development Code requires the property owner to actually live in one of the two dwellings as a permanent, principal residence and to sign a statement attesting to that occupancy before the unit can be used.
ADU Owner-Occupancy Rule
Significant RestrictionsCatoosa County Unified Development Code § 5.02.03(A), (B)(4)(i)
A.Generally.1)Accessory dwellings are limited to guesthouses, tenant dwellings and dwelling units within principal dwellings as described in this Section. ... i.The owner of the property must occupy one of the dwellings as the owners' permanent and principal residence, and will provide a statement attesting to the owners occupancy;
Shed & Carport Rules
In unincorporated Catoosa County, sheds and other accessory structures must clear the same yard rules as any building on the lot. The Unified Development Code requires every accessory use to sit at least 10 feet from the side and rear property lines, and in residential districts it confines the shed to the rear yard only.
Catoosa County Accessory Building Setback
Some RestrictionsCatoosa County Unified Development Code § 5.02.01
A.All Zoning Districts.1)Accessory uses shall be a minimum of ten feet from any side and rear property line unless otherwise specified in this UDC. ... C.Residential Districts.1)Accessory uses shall be permitted only in a rear yard.
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