ADU Rules: Roswell vs Sandy Springs
How do adu rules rules compare between Roswell, GA and Sandy Springs, GA?
Roswell and Sandy Springs have similar restriction levels.
Roswell, GA
Fulton County
Roswell's Unified Development Code allows accessory dwelling units (ADUs) in limited residential zoning districts subject to size caps, owner-occupancy of the primary unit, and architectural-review standards. Garage conversions and second-floor apartments above garages are the most common forms.
View full Roswell rules →Sandy Springs, GA
Fulton County
Sandy Springs regulates ADUs through local zoning. Georgia has no statewide ADU mandate. Atlanta has adopted ADU-friendly zoning updates.
View full Sandy Springs rules →Key Facts Comparison
| Fact | Roswell | Sandy Springs |
|---|---|---|
| Authority | Roswell UDC residential districts | - |
| Typical Size Cap | 25% of primary residence | - |
| Owner Occupancy | Generally required | - |
| STR Use | Prohibited - residential STR ban applies | - |
| Permit | Building permit + architectural review | Building permit required |
| State Mandate | - | None in Georgia |
| Max Size | - | 600 to 800 sq ft typical |
| Owner Occupy | - | Often required |
Highlighted rows indicate differences between cities.
Roswell FAQ
Can I build an ADU in my Roswell backyard?
Only if the property's zoning district permits ADUs. Check the UDC's residential district article (Art. 3) or contact Community Development to confirm your zoning allows them.
Can I Airbnb my Roswell ADU?
No. The 2024 STR ordinance prohibits short-term rentals in residential zoning districts, which is where ADUs are allowed. ADUs must be owner-occupied or used as long-term rentals.
Sandy Springs FAQ
Can I build an ADU in Sandy Springs?
Depends on zoning. Check Sandy Springs planning department for ADU regulations in your zone.
Does Georgia require cities to allow ADUs?
No. Unlike California, Georgia has no statewide ADU mandate. Local rules vary.
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