Foster 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 Foster County, ND population was 3,396. The White Alone racial group had the highest population (3.24K) and constituted 95.38% of the total Foster County population. The Two Or More Races racial group had the second highest population (108) and constituted 3.18% of the population. The third highest racial group was American Indian and Alaska Native Alone (21), constituting 0.62% of the population.

The population of the Non-Hispanic White Alone ethnicity group was 3.22K and constituted 94.85% of the population. The population of the Hispanic or Latino of All Races ethnicity group was (18) and constituted 0.53% 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.

Data Source: US Census - ACS 5-Year Estimates.

Foster County, North Dakota Population By Race in 2021

White Alone

Two Or More Races

American Indian and Alaska Native Alone

Native Hawaiian And Pacific Islander Alone

Black or African American Alone

Asian Alone

Foster County, North Dakota Population By Ethnicity in 2021

Non-Hispanic White Alone

Hispanic or Latino of All Races

Foster County, North Dakota Population By Race in 2021

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Race	Population	% of Total Pop.
White Alone	3239	95.38
Two Or More Races	108	3.18
American Indian and Alaska Native Alone	21	0.62
Native Hawaiian And Pacific Islander Alone	17	0.50
Black or African American Alone	9	0.27
Asian Alone	2	0.06

Foster County, North Dakota Population By Ethnicity in 2021

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Ethnicity	Population	% of Total Pop.
Non-Hispanic White Alone	3221	94.85
Hispanic or Latino of All Races	18	0.53