Population By Race and Ethnicity in Flathead, MT in 2021

Updated on June 16, 2025.

Based on the US Census Vintage data estimates, in 2021, the 108,769 population of Flathead County, Montana comprised of 3,728 people who identified as Hispanic (3.43%), and 105,041 people who identified as Non-Hispanic (96.57%).

Race: The White Alone population was the largest racial group in Flathead County, Montana with a population of 103,122 (94.81%); Two Or More Races population was the second largest racial group with a population of 2,738 (2.52%); and American Indian and Alaska Native Alone was the third largest racial group with a population of 1,415 (1.3%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Flathead County, Montana in 2021, with a population of 100,121 (92.05%); the second largest ethnic group was White Alone - Hispanic with a population of 3,001 (2.76%); and the third largest ethnic group was Two Or More Races - Non Hispanic with a population of 2,357 (2.17%).

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

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

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Hispanics and Non Hispanics in Flathead, MT in 2021
Total Population:
Race in Flathead, MT in 2021
Total Population:
Ethnicity in Flathead, MT in 2021
Total Population:
Population By Race in Flathead , MT in 2021
Race Population Percentage
Black or African American Alone 362 0.33%
White Alone 103,122 94.81%
American Indian and Alaska Native Alone 1,415 1.3%
Asian Alone 1,030 0.95%
Native Hawaiian And Pacific Islander Alone 102 0.09%
Two Or More Races 2,738 2.52%
Population By Ethnicity in Flathead , MT in 2021
Ethnicity Population Percentage
Black or African American Alone - Hispanic 50 0.05%
White Alone - Hispanic 3,001 2.76%
American Indian and Alaska Native Alone - Hispanic 224 0.21%
Asian Alone - Hispanic 49 0.05%
Native Hawaiian And Pacific Islander Alone - Hispanic 23 0.02%
Two Or More Races - Hispanic 381 0.35%
Black or African American Alone - Non Hispanic 312 0.29%
White Alone - Non Hispanic 100,121 92.05%
American Indian and Alaska Native Alone - Non Hispanic 1,191 1.1%
Asian Alone - Non Hispanic 981 0.9%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 79 0.07%
Two Or More Races - Non Hispanic 2,357 2.17%