Hamilton County, Iowa Voting-age Population By Race and Ethnicity from Census 2020

Updated on August 29, 2023.

According to the data from the US 2020 decennial Census, in April 2020, the 11.56K voting-age population of Hamilton County, IA residents comprised of 873 residents who identified as Hispanic or Latino (7.55%), and 10.69K residents who identified as Non-Hispanic (92.45%).

Race: The White Alone voting-age population was the largest racial group in Hamilton County, IA, with a voting-age population of 10.33K (89.29%). The Two Or More Races voting-age population was the second largest racial group in Hamilton County, IA, with a voting-age population of 481 (4.16%). The Some Other Race Alone voting-age population was the third largest racial group in Hamilton County, IA, with a voting-age population of 431 (3.73%). The smallest racial group in Hamilton County, IA was Native Hawaiian And Pacific Islander Alone with a voting-age population of 0 (0.00%).

Ethnicity: The Non-Hispanic - White Alone voting-age population was the largest ethnic group in Hamilton County, IA, with a voting-age population of 10.14K (87.66%). The Hispanic - Some Other Race Alone voting-age population was the second largest ethnic group in Hamilton County, IA, with a voting-age population of 408 (3.53%). The Non-Hispanic - Two or More Races voting-age population was the third largest ethnic group in Hamilton County, IA, with a voting-age population of 248 (2.15%). The smallest ethnic group in Hamilton County, IA was Hispanic - Native Hawaiian & Pac. Islander with a voting-age population of 0 (0.00%).

The charts and tables below shows the voting-age population and percentage of each racial group and ethnicity group in Hamilton County, Iowa from the 2020 decennial census.

You can see similar information for other Iowa counties and also for the state of Iowa.

Hamilton County, IA Voting-age Hispanics and Non Hispanics Population in Census 2020
Total Voting-age Population:
Hamilton County, IA Voting-age Racial Groups in Census 2020
Total Voting-age Population:
Hamilton County, IA Voting-age Ethnicity Groups in Census 2020
Total Voting-age Population:
Hamilton County, IA Voting-age Population of Racial Groups in Census 2020
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Race Voting-age Population % of County Voting-age Population
Black or African American Alone 66 0.57
White Alone 10325 89.29
American Indian and Alaska Native Alone 56 0.48
Asian Alone 205 1.77
Native Hawaiian And Pacific Islander Alone 0 0.00
Some Other Race Alone 431 3.73
Two Or More Races 481 4.16
Hamilton County, IA Voting-age Population of Ethnicity Groups in Census 2020
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Ethnicity Voting-age Population % of County Voting-age Population
Non-Hispanic - White Alone 10137 87.66
Hispanic - Some Other Race Alone 408 3.53
Non-Hispanic - Two or More Races 248 2.15
Hispanic - Two or More Races 233 2.02
Non-Hispanic - Asian Alone 205 1.77
Hispanic - White Alone 188 1.63
Non-Hispanic - Black Alone 57 0.49
Hispanic - American Indian & Alaska Native 35 0.30
Non-Hispanic - Some Other Race Alone 23 0.20
Non-Hispanic - American Indian & Alaska Native 21 0.18
Hispanic - Black Alone 9 0.08
Hispanic - Asian Alone 0 0.00
Non-Hispanic - Native Hawaiian & Pac. Islander 0 0.00
Hispanic - Native Hawaiian & Pac. Islander 0 0.00