Georgia zoning / Henry County / Can I build ADU (accessory dwelling unit)?
Can I build an accessory dwelling unit (ADU) in Henry County, GA?
Conditional / special permitADU (accessory dwelling unit) is allowed in Henry County, Georgia, but only with special approval — it is a conditional or special-permit use in the RMH district, not permitted by right.
Henry County districts that allow adu (accessory dwelling unit)
| District | Basis | Min lot size | Max height |
|---|---|---|---|
| RMH — Mobile or Manufactured Home Development District | Conditional | 6,000 sq ft | 35 ft |
Frequently asked questions
Can I build an accessory dwelling unit (ADU) in Henry County, GA?
ADU (accessory dwelling unit) is allowed in Henry County, Georgia, but only with special approval — it is a conditional or special-permit use in the RMH district, not permitted by right.
Which zoning districts allow an accessory dwelling unit (ADU) in Henry County?
allowed by special/conditional permit in RMH.
What are the lot requirements for an accessory dwelling unit (ADU) in Henry County?
In the RMH district, the minimum lot size is 6,000 sq ft and the front setback is 25 ft. Requirements vary by district — check a specific address for its exact rules.
Checking a specific Henry County 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 Henry County resources
Informational only — not legal or professional zoning advice. Permitted-use tables and ordinances change; verify with the Henry County planning department before making purchase or construction decisions.