Hamilton, Indiana Census 2020 Population By Race and Ethnicity

Updated on February 22, 2026.

According to the data from the US 2020 decennial Census, in April 2020, the 347.47K population of Hamilton, IN residents comprised of 18.11K residents who identified as Hispanic or Latino (5.21%), and 329.36K residents who identified as Non-Hispanic (94.79%).

Race: The White Alone population was the largest racial group in Hamilton, IN, with a population of 278.97K (80.29%). The Asian Alone population was the second largest racial group in Hamilton, IN, with a population of 23.60K (6.79%). The Two Or More Races population was the third largest racial group in Hamilton, IN, with a population of 22.56K (6.49%). The smallest racial group in Hamilton, IN was Native Hawaiian And Pacific Islander Alone with a population of 140 (0.04%).

Ethnicity: The Non-Hispanic - White Alone population was the largest ethnic group in Hamilton, IN, with a population of 275.19K (79.20%). The Non-Hispanic - Asian Alone population was the second largest ethnic group in Hamilton, IN, with a population of 23.46K (6.75%). The Non-Hispanic - Black Alone population was the third largest ethnic group in Hamilton, IN, with a population of 14.67K (4.22%). The smallest ethnic group in Hamilton, IN was Hispanic - Native Hawaiian & Pac. Islander with a population of 6 (0.00%).

The charts and tables below shows the population and percentage of each racial group and ethnicity group in Hamilton, Indiana from the 2020 decennial census.

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

Hamilton, IN Hispanics and Non Hispanics Population in Census 2020
Total Population:
Hamilton, IN Racial Groups in Census 2020
Total Population:
Hamilton, IN Ethnicity Groups in Census 2020
Total Population:
Hamilton, IN Population of Racial Groups in Census 2020
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Race Population % of County Population
Black or African American Alone 14993 4.32
White Alone 278968 80.29
American Indian and Alaska Native Alone 671 0.19
Asian Alone 23595 6.79
Native Hawaiian And Pacific Islander Alone 140 0.04
Some Other Race Alone 6536 1.88
Two Or More Races 22564 6.49
Hamilton, IN Population of Ethnicity Groups in Census 2020
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Ethnicity Population % of County Population
Non-Hispanic - White Alone 275185 79.20
Non-Hispanic - Asian Alone 23459 6.75
Non-Hispanic - Black Alone 14674 4.22
Non-Hispanic - Two or More Races 14024 4.04
Hispanic - Two or More Races 8540 2.46
Hispanic - Some Other Race Alone 5053 1.45
Hispanic - White Alone 3783 1.09
Non-Hispanic - Some Other Race Alone 1483 0.43
Non-Hispanic - American Indian & Alaska Native 402 0.12
Hispanic - Black Alone 319 0.09
Hispanic - American Indian & Alaska Native 269 0.08
Hispanic - Asian Alone 136 0.04
Non-Hispanic - Native Hawaiian & Pac. Islander 134 0.04
Hispanic - Native Hawaiian & Pac. Islander 6 0.00