Population By Race and Ethnicity in Ada County, ID in 2017

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2017, the 456,994 population of Ada County, Idaho comprised of 37,757 people who identified as Hispanic (8.26%), and 419,237 people who identified as Non-Hispanic (91.74%).

Race: The White Alone population was the largest racial group in Ada County, Idaho with a population of 420,852 (92.09%); Two Or More Races population was the second largest racial group with a population of 12,970 (2.84%); and Asian Alone was the third largest racial group with a population of 12,521 (2.74%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Ada County, Idaho in 2017, with a population of 387,450 (84.78%); the second largest ethnic group was White Alone - Hispanic with a population of 33,402 (7.31%); and the third largest ethnic group was Asian Alone - Non Hispanic with a population of 12,165 (2.66%).

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.

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Hispanics and Non Hispanics in Ada County, ID in 2017
Total Population:456,994
91.74%8.26%
Non Hispanic (91.74%)
Hispanic (8.26%)
Race in Ada County, ID in 2017
Total Population:456,994
92.09%
White Alone (92.09%)
Two or more races (2.84%)
Asian Alone (2.74%)
Black or African American Alone (1.29%)
American Indian and Alaska Native Alone (0.81%)
Native Hawaiian And Pacific Islander Alone (0.22%)
Ethnicity in Ada County, ID in 2017
Total Population:456,994
84.78%
Non-Hispanic White Alone (84.78%)
Hispanic White Alone (7.31%)
Non-Hispanic Asian Alone (2.66%)
Non-Hispanic Two or more races (2.41%)
All Other Ethnicities (1.65%)
Non-Hispanic Black or African American Alone (1.19%)
Population By Race in Ada , ID in 2017
Race
Population
Percentage
White Alone 420,852 92.09%
Two Or More Races 12,970 2.84%
Asian Alone 12,521 2.74%
Black or African American Alone 5,910 1.29%
American Indian and Alaska Native Alone 3,718 0.81%
Native Hawaiian And Pacific Islander Alone 1,023 0.22%
Population By Ethnicity in Ada , ID in 2017
Ethnicity
Population
Percentage
White Alone - Non Hispanic 387,450 84.78%
White Alone - Hispanic 33,402 7.31%
Asian Alone - Non Hispanic 12,165 2.66%
Two Or More Races - Non Hispanic 11,024 2.41%
Black or African American Alone - Non Hispanic 5,427 1.19%
American Indian and Alaska Native Alone - Non Hispanic 2,252 0.49%
Two Or More Races - Hispanic 1,946 0.43%
American Indian and Alaska Native Alone - Hispanic 1,466 0.32%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 919 0.2%
Black or African American Alone - Hispanic 483 0.11%
Asian Alone - Hispanic 356 0.08%
Native Hawaiian And Pacific Islander Alone - Hispanic 104 0.02%