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.
DeKalb County by the Numbers (2018)
Population |
756,558 |
Population Change (since 2010) |
+8.4% |
Population Forecast (2050) |
1,012,022 |
Median Household Income |
$59,280 |
Unemployment Rate |
7.4% |
Mean Travel Time to Work |
32 minutes |
Single Family Building Permits |
1,450 |
Mutlifamily Building Permits |
2,223 |
Data Resources
Other DeKalb County Resources
ARC Board Members Representing All or Parts of DeKalb County
Data Sources
- US Census Bureau, County Population Estimates, 2018
- US Census Bureau, American Community Survey (1-year estimates), 2018
- Atlanta Regional Commission (ARC), Series 16 Forecasts
- HUD, State of the Cities Data System (SOCDS), 2018
* These cities belong to more than one county.