Population By Race and Ethnicity in Ada County, ID in 2012

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2012, the 409,032 population of Ada County, Idaho comprised of 30,225 people who identified as Hispanic (7.39%), and 378,807 people who identified as Non-Hispanic (92.61%).

Race: The White Alone population was the largest racial group in Ada County, Idaho with a population of 379,090 (92.68%); Two Or More Races population was the second largest racial group with a population of 10,531 (2.58%); and Asian Alone was the third largest racial group with a population of 10,512 (2.57%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Ada County, Idaho in 2012, with a population of 352,463 (86.17%); the second largest ethnic group was White Alone - Hispanic with a population of 26,627 (6.51%); and the third largest ethnic group was Asian Alone - Non Hispanic with a population of 10,219 (2.5%).

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 County, ID in 2012
Total Population:
Race in Ada County, ID in 2012
Total Population:
Ethnicity in Ada County, ID in 2012
Total Population:
Population By Race in Ada , ID in 2012
Race Population Percentage
Black or African American Alone 4,722 1.15%
White Alone 379,090 92.68%
American Indian and Alaska Native Alone 3,335 0.82%
Asian Alone 10,512 2.57%
Native Hawaiian And Pacific Islander Alone 842 0.21%
Two Or More Races 10,531 2.58%
Population By Ethnicity in Ada , ID in 2012
Ethnicity Population Percentage
Black or African American Alone - Hispanic 422 0.1%
White Alone - Hispanic 26,627 6.51%
American Indian and Alaska Native Alone - Hispanic 1,245 0.3%
Asian Alone - Hispanic 293 0.07%
Native Hawaiian And Pacific Islander Alone - Hispanic 72 0.02%
Two Or More Races - Hispanic 1,566 0.38%
Black or African American Alone - Non Hispanic 4,300 1.05%
White Alone - Non Hispanic 352,463 86.17%
American Indian and Alaska Native Alone - Non Hispanic 2,090 0.51%
Asian Alone - Non Hispanic 10,219 2.5%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 770 0.19%
Two Or More Races - Non Hispanic 8,965 2.19%