DeKalb County was formed in 1822 and named after Baron Johann DeKalb, who was a general with the Continental Army during the Revolutionary War.
Notable landmarks include Stone Mountain Park, Emory University and Arabia Mountain National Heritage Area. Large employers include AT&T Mobility and Emory Healthcare.
DeKalb is the fourth-most populated county in metro Atlanta and has one of the region’s most diverse populations.
Within DeKalb County are the cities of Atlanta*, Avondale Estates, Brookhaven, Chamblee, Clarkston, Decatur, Doraville, Dunwoody*, Lithonia, Pine Lake, Stonecrest, Stone Mountain, and Tucker.
| Population | 762,820 |
| Population Change (since 2010) | +10.3% |
| Population Forecast (2050) | 1,012,022 |
| Median Household Income | $77,169 |
| Unemployment Rate | 3.9% |
| Mean Travel Time to Work | 32 minutes |
| Single Family Building Permits | 1,141 |
| Mutlifamily Building Permits | 1,268 |
View ARC’s 21-County Dashboard where you can find various data points about DeKalb County.
2023 Annual Report – DeKalb County (pdf)
* These cities belong to more than one county.
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