Georgia zoning / City of Decatur / Can I build ADU (accessory dwelling unit)?
Can I build an accessory dwelling unit (ADU) in City of Decatur, GA?
Permitted by rightYes — you can build an accessory dwelling unit (ADU) in City of Decatur, Georgia. It is permitted by right in the R-75 district.
City of Decatur districts that allow adu (accessory dwelling unit)
| District | Basis | Min lot size | Max height |
|---|---|---|---|
| R-75 — Single-Family Residential District (R-75) | By right | 7,500 sq ft | 35 ft |
Frequently asked questions
Can I build an accessory dwelling unit (ADU) in City of Decatur, GA?
Yes — you can build an accessory dwelling unit (ADU) in City of Decatur, Georgia. It is permitted by right in the R-75 district.
Which zoning districts allow an accessory dwelling unit (ADU) in City of Decatur?
Permitted by right in R-75.
What are the lot requirements for an accessory dwelling unit (ADU) in City of Decatur?
In the R-75 district, the minimum lot size is 7,500 sq ft and the front setback is 25 ft. Requirements vary by district — check a specific address for its exact rules.
Checking a specific City of Decatur 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.
Run a free zoning check →Official City of Decatur resources
Informational only — not legal or professional zoning advice. Permitted-use tables and ordinances change; verify with the City of Decatur planning department before making purchase or construction decisions.