Mountrail County, North Dakota Population By Race and Ethnicity in 2021 (ACS-5Yrs)

Updated on February 28, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, the total Mountrail County, ND population was 9,717. The White Alone racial group had the highest population (5.83K) and constituted 60.00% of the total Mountrail County population. The American Indian and Alaska Native Alone racial group had the second highest population (3.03K) and constituted 31.21% of the population. The third highest racial group was Two Or More Races (346), constituting 3.56% of the population.

The population of the Non-Hispanic White Alone ethnicity group was 5.53K and constituted 56.87% of the population. The population of the Hispanic or Latino of All Races ethnicity group was (834) and constituted 8.58% of the population.

The charts and tables below shows the population and percentages by race and ethnicity.

Note: Missing racial or ethnicity groups means there was not enough information for an estimate.

You can also see similar information for other North Dakota counties, and for North Dakota.

Mountrail County, North Dakota Population By Race in 2021
White Alone
American Indian and Alaska Native Alone
Two Or More Races
Some Other Race Alone
Black or African American Alone
Asian Alone
Native Hawaiian And Pacific Islander Alone
Mountrail County, North Dakota Population By Ethnicity in 2021
Non-Hispanic White Alone
Hispanic or Latino of All Races
Mountrail County, North Dakota Population By Race in 2021
Items per page:
0 of 0
Race Population % of Total Pop.
White Alone 5830 60.00
American Indian and Alaska Native Alone 3033 31.21
Two Or More Races 346 3.56
Some Other Race Alone 262 2.70
Black or African American Alone 171 1.76
Asian Alone 61 0.63
Native Hawaiian And Pacific Islander Alone 14 0.14
Mountrail County, North Dakota Population By Ethnicity in 2021
Items per page:
0 of 0
Ethnicity Population % of Total Pop.
Non-Hispanic White Alone 5526 56.87
Hispanic or Latino of All Races 834 8.58