Population By Race and Ethnicity in Jefferson County, ID in 2011

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2011, the 26,315 population of Jefferson County, Idaho comprised of 2,710 people who identified as Hispanic (10.3%), and 23,605 people who identified as Non-Hispanic (89.7%).

Race: The White Alone population was the largest racial group in Jefferson County, Idaho with a population of 25,359 (96.37%); Two Or More Races population was the second largest racial group with a population of 398 (1.51%); and American Indian and Alaska Native Alone was the third largest racial group with a population of 328 (1.25%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Jefferson County, Idaho in 2011, with a population of 23,008 (87.43%); the second largest ethnic group was White Alone - Hispanic with a population of 2,351 (8.93%); and the third largest ethnic group was Two Or More Races - Non Hispanic with a population of 273 (1.04%).

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

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

See this for other years:
Hispanics and Non Hispanics in Jefferson County, ID in 2011
Total Population:
Race in Jefferson County, ID in 2011
Total Population:
Ethnicity in Jefferson County, ID in 2011
Total Population:
Population By Race in Jefferson , ID in 2011
Race Population Percentage
Black or African American Alone 76 0.29%
White Alone 25,359 96.37%
American Indian and Alaska Native Alone 328 1.25%
Asian Alone 118 0.45%
Native Hawaiian And Pacific Islander Alone 36 0.14%
Two Or More Races 398 1.51%
Population By Ethnicity in Jefferson , ID in 2011
Ethnicity Population Percentage
Black or African American Alone - Hispanic 28 0.11%
White Alone - Hispanic 2,351 8.93%
American Indian and Alaska Native Alone - Hispanic 183 0.7%
Asian Alone - Hispanic 9 0.03%
Native Hawaiian And Pacific Islander Alone - Hispanic 14 0.05%
Two Or More Races - Hispanic 125 0.48%
Black or African American Alone - Non Hispanic 48 0.18%
White Alone - Non Hispanic 23,008 87.43%
American Indian and Alaska Native Alone - Non Hispanic 145 0.55%
Asian Alone - Non Hispanic 109 0.41%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 22 0.08%
Two Or More Races - Non Hispanic 273 1.04%