Compare ADU zoning rules across 2 Georgia cities. Average ADU score: 5.5/10.
| City | Max Size | Setbacks | Permit Fees | Build Cost | 1BR Rent | Score |
|---|---|---|---|---|---|---|
| Atlanta | 750 sq ft (allowed by-right in R-4, R-4A, R-5 zones) | 4-15 ft (varies by zone: 4 ft in R-5; 15 ft in R-4/R-4A) | $2,400-$4,000 | $120,000-$240,000 | $1,300-$1,750/mo | 6/10 |
| Savannah | 40% of the principal building's footprint, capped at 700 sq ft / 1 bedroom in most districts (1,000 sq ft / 2 bedrooms in A-1, RSF-E, RSF-20, RSF-30); 400 sq ft minimum (May 2023 amendment) | 4 feet (detached accessory; Confirm with Savannah Planning for your zone) | $2,800-$4,500 | $130,000-$260,000 | $1,300-$1,800/mo | 5/10 |
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