Custer County Demographics

A map of Custer County's Population by Race

Custer County, Colorado has an estimated population of 5,247, a large increase from the 4,704 recorded in the 2020 Census. The population is 88.9% White, 4.2% Hispanic, 3.7% Multiracial, 2.2% Native American/Other, 1.1% Asian, and 0.0% Black. This demographic dot map shows the population of Custer County, with one dot drawn for each person counted by the Census, color-coded by race.

Custer has become more racially diverse since the 2020 Census. It is considerably less diverse than Colorado overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Custer County, that probability was 19.5% in 2020 and 20.7% in the most recent ACS estimates.

Custer County is ranked the 51st most populous county in Colorado, out of 64 counties. Custer County was ranked the 53rd most populous county in the 2020 Census.

Custer County's White Population

4,662 residents of Custer County, or 88.9% of the population, identify as White. The share of White residents in Custer County is significantly higher than in Colorado overall, where 64.8% of the population is White. Custer County ranks 2nd statewide in terms of White residents as a share of the population, out of 64 counties.

Since the 2020 Census, Custer County's White population has grown by an estimated 10.7%. White residents' share of Custer County's population has decreased from 89.5% to 88.9%.

Custer County is more White than neighboring Fremont County (77.8% White), Huerfano County (62.9% White), Alamosa County (45.2% White), Teller County (83.9% White), and Costilla County (37.3% White).

Custer County's Black Population

0 residents of Custer County, or 0.0% of the population, identify as Black. The share of Black residents in Custer County is slightly lower than in Colorado overall, where 3.8% of the population is Black. Custer County ranks 56th statewide in terms of Black residents as a share of the population, out of 64 counties.

Since the 2020 Census, Custer County's Black population has declined by an estimated 100.0%. Black residents' share of Custer County's population has remained roughly unchanged at 0.0%.

Custer County is less Black than neighboring Fremont County (3.3% Black), Alamosa County (1.7% Black), Teller County (0.9% Black), and Costilla County (1.9% Black).

Custer County's Asian Population

56 residents of Custer County, or 1.1% of the population, identify as Asian. The share of Asian residents in Custer County is slightly lower than in Colorado overall, where 3.2% of the population is Asian. Custer County ranks 48th statewide in terms of Asian residents as a share of the population, out of 64 counties.

Since the 2020 Census, Custer County's Asian population has grown by an estimated 154.5%. Asian residents' share of Custer County's population has increased from 0.5% to 1.1%.

Custer County is more Asian than neighboring Fremont County (0.9% Asian), Huerfano County (0.2% Asian), Alamosa County (1% Asian), and Teller County (0.3% Asian). Custer County is less Asian than neighboring Costilla County (1.5% Asian).

Custer County's Hispanic Population

219 residents of Custer County, or 4.2% of the population, identify as Hispanic. The share of Hispanic residents in Custer County is significantly lower than in Colorado overall, where 22.5% of the population is Hispanic. Custer County ranks 64th statewide in terms of Hispanic residents as a share of the population, out of 64 counties.

Since the 2020 Census, Custer County's Hispanic population has grown by an estimated 23.0%. Hispanic residents' share of Custer County's population has remained roughly unchanged at 4.2%.

Custer County is less Hispanic than neighboring Fremont County (13.2% Hispanic), Huerfano County (30.6% Hispanic), Alamosa County (48.2% Hispanic), Teller County (7.7% Hispanic), and Costilla County (54.7% Hispanic).

Custer County's Native American/Other Population

118 residents of Custer County, or 2.2% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Custer County is comparable to the share in Colorado overall, where 1% of the population is Native American/Other. Custer County ranks 10th statewide in terms of Native American/Other residents as a share of the population, out of 64 counties.

Since the 2020 Census, Custer County's Native American/Other population has grown by an estimated 35.6%. Native American/Other residents' share of Custer County's population has remained roughly unchanged at 2.2%.

Custer County is more Native American/Other than neighboring Fremont County (2% Native American/Other), Huerfano County (1.7% Native American/Other), Alamosa County (1.4% Native American/Other), Teller County (0.6% Native American/Other), and Costilla County (0.2% Native American/Other).

Custer County's Multiracial Population

192 residents of Custer County, or 3.7% of the population, identify as Multiracial. The share of Multiracial residents in Custer County is comparable to the share in Colorado overall, where 4.6% of the population is Multiracial. Custer County ranks 25th statewide in terms of Multiracial residents as a share of the population, out of 64 counties.

Since the 2020 Census, Custer County's Multiracial population has declined by an estimated 1.5%. Multiracial residents' share of Custer County's population has remained roughly unchanged at 3.7%.

Custer County is more Multiracial than neighboring Fremont County (2.9% Multiracial), and Alamosa County (2.4% Multiracial). Custer County is less Multiracial than neighboring Huerfano County (4.6% Multiracial), Teller County (6.5% Multiracial), and Costilla County (4.4% Multiracial).

Sources: Most recent population estimates are from the 2020-2024 American Community Survey 5-Year Estimates. 2020 population counts and map data are from 2020 Census State Redistricting Data. Geographic data are from Census TIGER/Line Shapefiles.