Population By Race and Ethnicity in Ada, ID in 2019

Updated on June 16, 2025.

Based on the US Census Vintage data estimates, in 2019, the 481,880 population of Ada County, Idaho comprised of 41,347 people who identified as Hispanic (8.58%), and 440,533 people who identified as Non-Hispanic (91.42%).

Race: The White Alone population was the largest racial group in Ada County, Idaho with a population of 442,897 (91.91%); Two Or More Races population was the second largest racial group with a population of 14,191 (2.95%); and Asian Alone was the third largest racial group with a population of 13,388 (2.78%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Ada County, Idaho in 2019, with a population of 406,213 (84.3%); the second largest ethnic group was White Alone - Hispanic with a population of 36,684 (7.61%); and the third largest ethnic group was Asian Alone - Non Hispanic with a population of 13,014 (2.7%).

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

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

See this for other years:
Hispanics and Non Hispanics in Ada, ID in 2019
Total Population:
Race in Ada, ID in 2019
Total Population:
Ethnicity in Ada, ID in 2019
Total Population:
Population By Race in Ada , ID in 2019
Race Population Percentage
Black or African American Alone 6,398 1.33%
White Alone 442,897 91.91%
American Indian and Alaska Native Alone 3,929 0.82%
Asian Alone 13,388 2.78%
Native Hawaiian And Pacific Islander Alone 1,077 0.22%
Two Or More Races 14,191 2.95%
Population By Ethnicity in Ada , ID in 2019
Ethnicity Population Percentage
Black or African American Alone - Hispanic 522 0.11%
White Alone - Hispanic 36,684 7.61%
American Indian and Alaska Native Alone - Hispanic 1,523 0.32%
Asian Alone - Hispanic 374 0.08%
Native Hawaiian And Pacific Islander Alone - Hispanic 119 0.03%
Two Or More Races - Hispanic 2,125 0.44%
Black or African American Alone - Non Hispanic 5,876 1.22%
White Alone - Non Hispanic 406,213 84.3%
American Indian and Alaska Native Alone - Non Hispanic 2,406 0.5%
Asian Alone - Non Hispanic 13,014 2.7%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 958 0.2%
Two Or More Races - Non Hispanic 12,066 2.5%