ADU rules in Brookhaven, GA — also called accessory dwelling unit regulations or granny flat ordinances — cover setbacks, owner-occupancy, parking, and permit requirements.
ADUs in Brookhaven are permitted in residential zones under the Zoning Ordinance (Ch. 27). Typical ADU standards in greater Atlanta area: max ~750 sq ft, max 20 feet tall, lot coverage not to exceed 50%. JADUs up to 500 sq ft within existing home are allowed. Permits required — apply at brookhavenga.gov.
Brookhaven's Zoning Ordinance (Ch. 27) permits accessory dwelling units in residential zones. ADU standards follow metro Atlanta area norms: maximum approximately 750 square feet, maximum height 20 feet, combined lot coverage (main house + ADU) not to exceed 50% of total lot area. JADUs (Junior ADUs) of up to 500 sq ft within the existing home footprint are allowed. ADUs cannot be sold separately from the main home but may be rented. Permits required through the City Project Portal (brookhavenga.gov). Contact Community Development at permits@brookhavenga.gov or 404-637-0500.
Unpermitted ADU: $500 to $2,000. May require demolition or retroactive permitting. Zoning violation: $250/day.
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Side-by-side rule comparisons with other cities in DeKalb County.
See how other cities in DeKalb County handle adu rules.
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