Gallatin, Montana Census 2020 Population By Race and Ethnicity

Updated on February 22, 2026.

According to the data from the US 2020 decennial Census, in April 2020, the 118.96K population of Gallatin, MT residents comprised of 5.90K residents who identified as Hispanic or Latino (4.96%), and 113.07K residents who identified as Non-Hispanic (95.05%).

Race: The White Alone population was the largest racial group in Gallatin, MT, with a population of 105.89K (89.01%). The Two Or More Races population was the second largest racial group in Gallatin, MT, with a population of 7.81K (6.56%). The Some Other Race Alone population was the third largest racial group in Gallatin, MT, with a population of 2.18K (1.84%). The smallest racial group in Gallatin, MT was Native Hawaiian And Pacific Islander Alone with a population of 99 (0.08%).

Ethnicity: The Non-Hispanic - White Alone population was the largest ethnic group in Gallatin, MT, with a population of 104.00K (87.43%). The Non-Hispanic - Two or More Races population was the second largest ethnic group in Gallatin, MT, with a population of 5.62K (4.72%). The Hispanic - Two or More Races population was the third largest ethnic group in Gallatin, MT, with a population of 2.19K (1.84%). The smallest ethnic group in Gallatin, MT was Hispanic - Native Hawaiian & Pac. Islander with a population of 8 (0.01%).

The charts and tables below shows the population and percentage of each racial group and ethnicity group in Gallatin, Montana from the 2020 decennial census.

You can see similar information for other Montana counties and also for the state of Montana.

Gallatin, MT Hispanics and Non Hispanics Population in Census 2020
Total Population:
Gallatin, MT Racial Groups in Census 2020
Total Population:
Gallatin, MT Ethnicity Groups in Census 2020
Total Population:
Gallatin, MT Population of Racial Groups in Census 2020
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Race Population % of County Population
Black or African American Alone 526 0.44
White Alone 105886 89.01
American Indian and Alaska Native Alone 1043 0.88
Asian Alone 1413 1.19
Native Hawaiian And Pacific Islander Alone 99 0.08
Some Other Race Alone 2184 1.84
Two Or More Races 7809 6.56
Gallatin, MT Population of Ethnicity Groups in Census 2020
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Ethnicity Population % of County Population
Non-Hispanic - White Alone 104003 87.43
Non-Hispanic - Two or More Races 5618 4.72
Hispanic - Two or More Races 2191 1.84
Hispanic - White Alone 1883 1.58
Hispanic - Some Other Race Alone 1635 1.37
Non-Hispanic - Asian Alone 1389 1.17
Non-Hispanic - American Indian & Alaska Native 922 0.78
Non-Hispanic - Some Other Race Alone 549 0.46
Non-Hispanic - Black Alone 493 0.41
Hispanic - American Indian & Alaska Native 121 0.10
Non-Hispanic - Native Hawaiian & Pac. Islander 91 0.08
Hispanic - Black Alone 33 0.03
Hispanic - Asian Alone 24 0.02
Hispanic - Native Hawaiian & Pac. Islander 8 0.01