Census Dots

Custer County Demographics

A map of Custer County's Population by Race

Race
PopulationPercent
White
10,70190.2%
Multiracial
4694.0%
Hispanic
3623.1%
Native American/Other
2121.8%
Black
710.6%
Asian
520.4%

Custer County, Montana had a population of 11,867 in 2020. It was 90.2% White, 0.6% Black, 0.4% Asian, 3.1% Hispanic, 1.8% Native American/Other, and 4.0% Multiracial. This map presents the population of Custer County, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Custer County is the 17th most populous county of the 56 counties in Montana.

Custer County's White Population

10,701 residents of Custer County identify as White, or 90.2%. This makes the White share of the population of Custer County slightly larger than the White share of the population of Montana (83.1% White). Of the 56 counties in Montana, Custer County is ranked #25 in terms of White residents as a share of the population.

Custer County is more White than neighboring Rosebud County (57.2% White), and Dawson County (89.1% White). Custer County is less White than neighboring Prairie County (90.3% White), Powder River County (90.3% White), and Fallon County (93.7% White).

Custer County's Black Population

71 residents of Custer County identify as Black, or 0.6%. This makes the Black share of the population of Custer County roughly similar to the Black share of the population of Montana (0.5% Black). Of the 56 counties in Montana, Custer County is ranked #8 in terms of Black residents as a share of the population.

Custer County is more Black than neighboring Prairie County (0.2% Black), Powder River County (0.3% Black), Fallon County (0.2% Black), Rosebud County (0.2% Black), and Dawson County (0.4% Black).

Custer County's Asian Population

52 residents of Custer County identify as Asian, or 0.4%. This makes the Asian share of the population of Custer County roughly similar to the Asian share of the population of Montana (0.7% Asian). Of the 56 counties in Montana, Custer County is ranked #21 in terms of Asian residents as a share of the population.

Custer County is more Asian than neighboring Powder River County (0% Asian), and Fallon County (0.2% Asian). Custer County is less Asian than neighboring Prairie County (0.6% Asian), and Dawson County (0.6% Asian).

Custer County's Hispanic Population

362 residents of Custer County identify as Hispanic, or 3.1%. This makes the Hispanic share of the population of Custer County roughly similar to the Hispanic share of the population of Montana (4.2% Hispanic). Of the 56 counties in Montana, Custer County is ranked #21 in terms of Hispanic residents as a share of the population.

Custer County is more Hispanic than neighboring Prairie County (3% Hispanic), Powder River County (2.1% Hispanic), Fallon County (2.1% Hispanic), and Rosebud County (2.8% Hispanic). Custer County is less Hispanic than neighboring Dawson County (3.2% Hispanic).

Custer County's Native American/Other Population

212 residents of Custer County identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 1.8%. This makes the Native American/Other share of the population of Custer County roughly similar to the Native American/Other share of the population of Montana (6.4% Native American/Other). Of the 56 counties in Montana, Custer County is ranked #31 in terms of Native American/Other residents as a share of the population.

Custer County is more Native American/Other than neighboring Prairie County (1.2% Native American/Other), and Fallon County (1% Native American/Other). Custer County is less Native American/Other than neighboring Powder River County (2.4% Native American/Other), Rosebud County (35.3% Native American/Other), and Dawson County (2.2% Native American/Other).

Custer County's Multiracial Population

469 residents of Custer County identify as Multiracial, or 4.0%. This makes the Multiracial share of the population of Custer County roughly similar to the Multiracial share of the population of Montana (5% Multiracial). Of the 56 counties in Montana, Custer County is ranked #36 in terms of Multiracial residents as a share of the population.

Custer County is more Multiracial than neighboring Fallon County (2.9% Multiracial). Custer County is less Multiracial than neighboring Prairie County (4.7% Multiracial), Powder River County (5% Multiracial), and Dawson County (4.4% Multiracial).

Source: 2020 Census State Redistricting Data and Census TIGER/Line Shapefiles.