Population By Race and Ethnicity in Madison County, ID in 2018

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2018, the 39,451 population of Madison County, Idaho comprised of 3,044 people who identified as Hispanic (7.72%), and 36,407 people who identified as Non-Hispanic (92.28%).

Race: The White Alone population was the largest racial group in Madison County, Idaho with a population of 37,577 (95.25%); Two Or More Races population was the second largest racial group with a population of 703 (1.78%); and Asian Alone was the third largest racial group with a population of 548 (1.39%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Madison County, Idaho in 2018, with a population of 34,873 (88.4%); the second largest ethnic group was White Alone - Hispanic with a population of 2,704 (6.85%); and the third largest ethnic group was Two Or More Races - Non Hispanic with a population of 561 (1.42%).

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

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

See this for other years:
Hispanics and Non Hispanics in Madison County, ID in 2018
Total Population:
Race in Madison County, ID in 2018
Total Population:
Ethnicity in Madison County, ID in 2018
Total Population:
Population By Race in Madison , ID in 2018
Race Population Percentage
Black or African American Alone 284 0.72%
White Alone 37,577 95.25%
American Indian and Alaska Native Alone 210 0.53%
Asian Alone 548 1.39%
Native Hawaiian And Pacific Islander Alone 129 0.33%
Two Or More Races 703 1.78%
Population By Ethnicity in Madison , ID in 2018
Ethnicity Population Percentage
Black or African American Alone - Hispanic 55 0.14%
White Alone - Hispanic 2,704 6.85%
American Indian and Alaska Native Alone - Hispanic 94 0.24%
Asian Alone - Hispanic 33 0.08%
Native Hawaiian And Pacific Islander Alone - Hispanic 16 0.04%
Two Or More Races - Hispanic 142 0.36%
Black or African American Alone - Non Hispanic 229 0.58%
White Alone - Non Hispanic 34,873 88.4%
American Indian and Alaska Native Alone - Non Hispanic 116 0.29%
Asian Alone - Non Hispanic 515 1.31%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 113 0.29%
Two Or More Races - Non Hispanic 561 1.42%