Population By Race and Ethnicity in Gallatin County, MT in 2020

Updated on August 1, 2024.

Based on the US Census Vintage data estimates, in 2020, the 119,597 population of Gallatin County, Montana comprised of 5,963 people who identified as Hispanic (4.99%), and 113,634 people who identified as Non-Hispanic (95.01%).

Race: The White Alone population was the largest racial group in Gallatin County, Montana with a population of 113,085 (94.56%); Two Or More Races population was the second largest racial group with a population of 2,538 (2.12%); and Asian Alone was the third largest racial group with a population of 1,987 (1.66%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Gallatin County, Montana in 2020, with a population of 107,879 (90.2%); the second largest ethnic group was White Alone - Hispanic with a population of 5,206 (4.35%); and the third largest ethnic group was Two Or More Races - Non Hispanic with a population of 2,251 (1.88%).

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

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

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Hispanics and Non Hispanics in Gallatin County, MT in 2020
Total Population:
Race in Gallatin County, MT in 2020
Total Population:
Ethnicity in Gallatin County, MT in 2020
Total Population:
Population By Race in Gallatin , MT in 2020
Race Population Percentage
Black or African American Alone 586 0.49%
White Alone 113,085 94.56%
American Indian and Alaska Native Alone 1,291 1.08%
Asian Alone 1,987 1.66%
Native Hawaiian And Pacific Islander Alone 110 0.09%
Two Or More Races 2,538 2.12%
Population By Ethnicity in Gallatin , MT in 2020
Ethnicity Population Percentage
Black or African American Alone - Hispanic 70 0.06%
White Alone - Hispanic 5,206 4.35%
American Indian and Alaska Native Alone - Hispanic 306 0.26%
Asian Alone - Hispanic 61 0.05%
Native Hawaiian And Pacific Islander Alone - Hispanic 33 0.03%
Two Or More Races - Hispanic 287 0.24%
Black or African American Alone - Non Hispanic 516 0.43%
White Alone - Non Hispanic 107,879 90.2%
American Indian and Alaska Native Alone - Non Hispanic 985 0.82%
Asian Alone - Non Hispanic 1,926 1.61%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 77 0.06%
Two Or More Races - Non Hispanic 2,251 1.88%