Georgia zoning / City of Gainesville / Can I build ADU (accessory dwelling unit)?

Can I build an accessory dwelling unit (ADU) in City of Gainesville, GA?

Conditional / special permit

ADU (accessory dwelling unit) is allowed in City of Gainesville, Georgia, but only with special approval — it is a conditional or special-permit use in the R-I, R-II, RE districts, not permitted by right.

City of Gainesville districts that allow adu (accessory dwelling unit)

DistrictBasisMin lot sizeMax height
R-I — Single Family ResidentialConditional15,000 sq ft35 ft
R-II — Two-Family ResidentialConditional12,000 sq ft35 ft
RE — Residential EstateConditional43,560 sq ft35 ft

Frequently asked questions

Can I build an accessory dwelling unit (ADU) in City of Gainesville, GA?

ADU (accessory dwelling unit) is allowed in City of Gainesville, Georgia, but only with special approval — it is a conditional or special-permit use in the R-I, R-II, RE districts, not permitted by right.

Which zoning districts allow an accessory dwelling unit (ADU) in City of Gainesville?

allowed by special/conditional permit in R-I, R-II, RE.

What are the lot requirements for an accessory dwelling unit (ADU) in City of Gainesville?

In the R-I district, the minimum lot size is 15,000 sq ft and the front setback is 30 ft. Requirements vary by district — check a specific address for its exact rules.

Checking a specific City of Gainesville property?

Zonar resolves the parcel, confirms its zoning district, and tells you whether an accessory dwelling unit (ADU) is allowed there — with the site plan and application to file.

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Official City of Gainesville resources

Informational only — not legal or professional zoning advice. Permitted-use tables and ordinances change; verify with the City of Gainesville planning department before making purchase or construction decisions.