DeKalb County Population 2018

DeKalb County's estimated population is 42,836 with a growth rate of 0.51% in the past year according to the most recent United States census data. DeKalb County is the 35th largest county in Indiana.

Year Population Growth Growth Rate
201742,8362160.51%
201642,6201680.40%
201542,452650.15%
201442,387620.15%
201342,325410.10%
201242,284-166-0.39%
201142,4501530.36%
201042,2976,97319.74%
199035,3241,7185.11%
198033,6062,7698.98%
197030,8372,5669.08%
196028,2712,2488.64%
195026,0231,2675.12%
194024,756-155-0.62%
193024,911-689-2.69%
192025,6005462.18%
191025,054-657-2.56%
190025,7111,4045.78%
189024,3074,08220.18%
188020,2253,05817.81%
187017,1673,28723.68%
186013,8805,62968.22%
18508,2516,283319.26%
18401,9680.00%

DeKalb County Population Growth

Population Data via

DeKalb County Race Data

Race Population Percentage
White41,50296.89%
Two or More Races4661.09%
Asian2360.55%
Black or African American2150.50%
American Indian and Alaska Native1150.27%
Native Hawaiian and Other Pacific Islander230.05%

DeKalb County Population Pyramid

0k1k1k2k Male Population0k1k1k2k Female Population8580757065605550454035302520151050
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