Decatur County Population 2018

Decatur County's estimated population is 26,737 with a growth rate of 0.36% in the past year according to the most recent United States census data. Decatur County is the 59th largest county in Indiana.

Year Population Growth Growth Rate
201726,737960.36%
201626,6412610.99%
201526,380-47-0.18%
201426,4272110.80%
201326,2161960.75%
201226,0201400.54%
201125,880910.35%
201025,7892,1449.07%
199023,645-196-0.82%
198023,8411,1034.85%
197022,7382,71913.58%
196020,0191,8019.89%
195018,2184962.80%
194017,7224142.39%
193017,308-505-2.84%
192017,813-980-5.21%
191018,793-725-3.71%
190019,5182411.25%
189019,277-502-2.54%
188019,7797263.81%
187019,0531,75910.17%
186017,2942,18714.48%
185015,1072,93624.12%
184012,1716,284106.74%
18305,8870.00%

Decatur County Population Growth

Population Data via

Decatur County Race Data

Race Population Percentage
White25,61395.80%
Asian3151.18%
Two or More Races2440.91%
Black or African American1380.52%
American Indian and Alaska Native720.27%
Native Hawaiian and Other Pacific Islander110.04%

Decatur County Population Pyramid

0k0k0k1k1k1k Male Population0k0k0k1k1k1k 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