There are 25 zip codes in DeKalb County, Georgia. The most populated is 30058, located in Lithonia. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
3005863,647Lithonia
3008360,937Stone Mountain
3031945,025Atlanta
3003244,682Decatur
3003442,607Decatur
3003841,633Lithonia
3008439,256Tucker
3008738,858Stone Mountain
3035036,651Atlanta
3034132,582Atlanta
3003031,984Decatur
3003330,971Decatur
3034030,945Atlanta
3008830,286Stone Mountain
3002126,684Clarkston
3032925,986Atlanta
3034524,437Atlanta
3003523,119Decatur
3036015,644Atlanta
302887,738Conley
300025,856Avondale Estates
300794,592Scottdale
303464,574Atlanta
303222,387Atlanta
30072779Pine Lake
showing: 25 rows

Zip Codes in DeKalb County, Georgia by Population (2024)