Population By Race and Ethnicity in Hamilton County, IN in 2020

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2020, the 348,966 population of Hamilton County, Indiana comprised of 15,533 people who identified as Hispanic (4.45%), and 333,433 people who identified as Non-Hispanic (95.55%).

Race: The White Alone population was the largest racial group in Hamilton County, Indiana with a population of 300,217 (86.03%); Asian Alone population was the second largest racial group with a population of 23,826 (6.83%); and Black or African American Alone was the third largest racial group with a population of 16,171 (4.63%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Hamilton County, Indiana in 2020, with a population of 286,516 (82.1%); the second largest ethnic group was Asian Alone - Non Hispanic with a population of 23,547 (6.75%); and the third largest ethnic group was Black or African American Alone - Non Hispanic with a population of 15,547 (4.46%).

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

You can find similar information for other Indiana counties, and for Indiana.

See this for other years:
Hispanics and Non Hispanics in Hamilton County, IN in 2020
Total Population:
Race in Hamilton County, IN in 2020
Total Population:
Ethnicity in Hamilton County, IN in 2020
Total Population:
Population By Race in Hamilton , IN in 2020
Race Population Percentage
Black or African American Alone 16,171 4.63%
White Alone 300,217 86.03%
American Indian and Alaska Native Alone 783 0.22%
Asian Alone 23,826 6.83%
Native Hawaiian And Pacific Islander Alone 173 0.05%
Two Or More Races 7,796 2.23%
Population By Ethnicity in Hamilton , IN in 2020
Ethnicity Population Percentage
Black or African American Alone - Hispanic 624 0.18%
White Alone - Hispanic 13,701 3.93%
American Indian and Alaska Native Alone - Hispanic 274 0.08%
Asian Alone - Hispanic 279 0.08%
Native Hawaiian And Pacific Islander Alone - Hispanic 79 0.02%
Two Or More Races - Hispanic 576 0.17%
Black or African American Alone - Non Hispanic 15,547 4.46%
White Alone - Non Hispanic 286,516 82.1%
American Indian and Alaska Native Alone - Non Hispanic 509 0.15%
Asian Alone - Non Hispanic 23,547 6.75%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 94 0.03%
Two Or More Races - Non Hispanic 7,220 2.07%