DeKalb County Population 2017

DeKalb County's estimated population is 740,321 with a growth rate of 1.03% in the past year according to the most recent United States census data. DeKalb County is the 4th largest county in Georgia.

Year Population Growth Growth Rate
2016740,3217,5631.03%
2015732,75810,1431.40%
2014722,6157,6011.06%
2013715,0146,2140.88%
2012708,80010,4581.50%
2011698,3425,6550.82%
2010692,687146,85026.90%
1990545,83762,81313.00%
1980483,02467,63716.28%
1970415,387158,60561.77%
1960256,782120,38788.26%
1950136,39549,45356.88%
194086,94216,66423.71%
193070,27826,22759.54%
192044,05116,17058.00%
191027,8816,76932.06%
190021,1123,92322.82%
189017,1892,69218.57%
188014,4974,48344.77%
187010,0142,20828.29%
18607,806-6,522-45.52%
185014,3283,86136.89%
184010,4674254.23%
183010,0420.00%

DeKalb County Population Growth

Population Data via

DeKalb County Race Data

Race Population Percentage
Black or African American405,01854.71%
White261,88735.37%
Asian46,6556.30%
Two or More Races15,1132.04%
American Indian and Alaska Native3,5000.47%
Native Hawaiian and Other Pacific Islander5850.08%

DeKalb County Population Pyramid

0k5k10k15k20k25k30k35kDeKalb County Male Population0k5k10k15k20k25k30k35kDeKalb County Female Population

Population of Cities in DeKalb County

City 2010 Census 2016 Estimated Growth Growth Rate
Atlanta4204254725225209712.39%
Decatur1963322813318016.20%
Clarkston12101127426415.30%
Stone Mountain583563284938.45%
Avondale Estates295431501966.64%
Lithonia19852082974.89%
Pine Lake730762324.38%
Data Sources
  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990