Knox County Population 2018

Knox County's estimated population is 37,508 with a growth rate of -0.09% in the past year according to the most recent United States census data. Knox County is the 42nd largest county in Indiana.

Year Population Growth Growth Rate
201737,508-34-0.09%
201637,542-217-0.57%
201537,759-199-0.52%
201437,958-88-0.23%
201338,046790.21%
201237,967-496-1.29%
201138,463730.19%
201038,390-1,494-3.75%
199039,884-1,954-4.67%
198041,8382920.70%
197041,546-15-0.04%
196041,561-1,854-4.27%
195043,415-558-1.27%
194043,9731600.37%
193043,813-2,382-5.16%
192046,1957,01217.90%
191039,1836,43719.66%
190032,7464,70216.77%
189028,0441,7206.53%
188026,3244,76222.09%
187021,5625,50634.29%
186016,0564,97244.86%
185011,0844274.01%
184010,6574,13263.33%
18306,5251,08820.01%
18205,437-2,508-31.57%
18107,9455,428215.65%
18002,5170.00%

Knox County Population Growth

Population Data via

Knox County Race Data

Race Population Percentage
White35,77195.37%
Black or African American1,1553.08%
Two or More Races5151.37%
Asian3220.86%
American Indian and Alaska Native1130.30%
Native Hawaiian and Other Pacific Islander150.04%

Knox County Population Pyramid

0k1k1k2k2k Male Population0k1k1k2k2k 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