Population By Race and Ethnicity in Lake, MT in 2021

Updated on June 16, 2025.

Based on the US Census Vintage data estimates, in 2021, the 32,090 population of Lake County, Montana comprised of 1,317 people who identified as Hispanic (4.1%), and 30,773 people who identified as Non-Hispanic (95.9%).

Race: The White Alone population was the largest racial group in Lake County, Montana with a population of 21,837 (68.05%); American Indian and Alaska Native Alone population was the second largest racial group with a population of 7,606 (23.7%); and Two Or More Races was the third largest racial group with a population of 2,203 (6.87%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Lake County, Montana in 2021, with a population of 21,185 (66.02%); the second largest ethnic group was American Indian and Alaska Native Alone - Non Hispanic with a population of 7,126 (22.21%); and the third largest ethnic group was Two Or More Races - Non Hispanic with a population of 2,046 (6.38%).

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

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

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Hispanics and Non Hispanics in Lake, MT in 2021
Total Population:
Race in Lake, MT in 2021
Total Population:
Ethnicity in Lake, MT in 2021
Total Population:
Population By Race in Lake , MT in 2021
RacePopulationPercentage
Black or African American Alone 147 0.46%
White Alone 21,837 68.05%
American Indian and Alaska Native Alone 7,606 23.7%
Asian Alone 250 0.78%
Native Hawaiian And Pacific Islander Alone 47 0.15%
Two Or More Races 2,203 6.87%
Population By Ethnicity in Lake , MT in 2021
EthnicityPopulationPercentage
Black or African American Alone - Hispanic 15 0.05%
White Alone - Hispanic 652 2.03%
American Indian and Alaska Native Alone - Hispanic 480 1.5%
Asian Alone - Hispanic 7 0.02%
Native Hawaiian And Pacific Islander Alone - Hispanic 6 0.02%
Two Or More Races - Hispanic 157 0.49%
Black or African American Alone - Non Hispanic 132 0.41%
White Alone - Non Hispanic 21,185 66.02%
American Indian and Alaska Native Alone - Non Hispanic 7,126 22.21%
Asian Alone - Non Hispanic 243 0.76%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 41 0.13%
Two Or More Races - Non Hispanic 2,046 6.38%