DeKalb County

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 (2022)

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.

Data Resources

ARC 2023 Annual Report - DeKalb County, November 2023
2023 Annual Report – DeKalb County (pdf)

Other DeKalb County Resources

ARC Board Members Representing All or Parts of DeKalb County

Data Sources

  • US Census Bureau, County Population Estimates, 2022
  • US Census Bureau, Small-Area Income and Poverty Estimates, 2021
  • US Census Bureau, American Community Survey (1-year estimates), 2022
  • US Census Bureau, American Community Survey (5-year estimates), 2017-2021
  • Atlanta Regional Commission (ARC), Series 16 Forecasts
  • HUD, State of the Cities Data System (SOCDS), 2022

 

* These cities belong to more than one county.

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CDAP
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LCI
LINK
MARC
Metro Atlanta Speaks
MNG Water Planning District
RLI
State of the Region
UASI
WorkSource GA
33°n
CDAP
Community Planning Academy
ConnectA
Empowerline
Georgia Commute Options
Green Communities
LCI
LINK
MARC
Metro Atlanta Speaks
MNG Water Planning District
RLI
State of the Region
UASI
WorkSource GA