Population By Race and Ethnicity in Yellowstone County, MT in 2010

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2010, the 148,405 population of Yellowstone County, Montana comprised of 6,991 people who identified as Hispanic (4.71%), and 141,414 people who identified as Non-Hispanic (95.29%).

Race: The White Alone population was the largest racial group in Yellowstone County, Montana with a population of 136,564 (92.02%); American Indian and Alaska Native Alone population was the second largest racial group with a population of 6,183 (4.17%); and Two Or More Races was the third largest racial group with a population of 3,606 (2.43%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Yellowstone County, Montana in 2010, with a population of 130,990 (88.27%); the second largest ethnic group was White Alone - Hispanic with a population of 5,574 (3.76%); and the third largest ethnic group was American Indian and Alaska Native Alone - Non Hispanic with a population of 5,387 (3.63%).

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

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

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Hispanics and Non Hispanics in Yellowstone County, MT in 2010
Total Population:
Race in Yellowstone County, MT in 2010
Total Population:
Ethnicity in Yellowstone County, MT in 2010
Total Population:
Population By Race in Yellowstone , MT in 2010
Race Population Percentage
Black or African American Alone 970 0.65%
White Alone 136,564 92.02%
American Indian and Alaska Native Alone 6,183 4.17%
Asian Alone 977 0.66%
Native Hawaiian And Pacific Islander Alone 105 0.07%
Two Or More Races 3,606 2.43%
Population By Ethnicity in Yellowstone , MT in 2010
Ethnicity Population Percentage
Black or African American Alone - Hispanic 126 0.09%
White Alone - Hispanic 5,574 3.76%
American Indian and Alaska Native Alone - Hispanic 796 0.54%
Asian Alone - Hispanic 53 0.04%
Native Hawaiian And Pacific Islander Alone - Hispanic 19 0.01%
Two Or More Races - Hispanic 423 0.28%
Black or African American Alone - Non Hispanic 844 0.57%
White Alone - Non Hispanic 130,990 88.27%
American Indian and Alaska Native Alone - Non Hispanic 5,387 3.63%
Asian Alone - Non Hispanic 924 0.62%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 86 0.06%
Two Or More Races - Non Hispanic 3,183 2.15%