Chouteau County Demographics

A map of Chouteau County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	4,451	4,172	75.4%	70.8%
Native American/Other	982	1,357	16.6%	23.0%
Multiracial	282	179	4.8%	3.0%
Hispanic	183	159	3.1%	2.7%
Black	4	10	0.1%	0.2%
Asian	4	18	0.1%	0.3%

Chouteau County, Montana has an estimated population of 5,906, a less than 1% change from the 5,895 recorded in the 2020 Census. The population is 75.4% White, 16.6% Native American/Other, 4.8% Multiracial, 3.1% Hispanic, 0.1% Black, and 0.1% Asian. This demographic dot map shows the population of Chouteau County, with one dot drawn for each person counted by the Census, color-coded by race.

Chouteau has become less racially diverse since the 2020 Census. It is considerably more diverse than Montana overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Chouteau County, that probability was 44.5% in 2020 and 40.1% in the most recent ACS estimates.

Chouteau County is ranked the 34th most populous county in Montana, out of 56 counties. Chouteau County was ranked the 34th most populous county in the 2020 Census.

Chouteau County's White Population

4,451 residents of Chouteau County, or 75.4% of the population, identify as White. The share of White residents in Chouteau County is lower than in Montana overall, where 83.6% of the population is White. Chouteau County ranks 49th statewide in terms of White residents as a share of the population, out of 56 counties.

Since the 2020 Census, Chouteau County's White population has grown by an estimated 6.7%. White residents' share of Chouteau County's population has increased from 70.8% to 75.4%.

Chouteau County is more White than neighboring Hill County (67.1% White). Chouteau County is less White than neighboring Judith Basin County (89.9% White), Liberty County (93.4% White), Cascade County (82.4% White), and Fergus County (92.4% White).

Chouteau County's Black Population

4 residents of Chouteau County, or 0.1% of the population, identify as Black. The share of Black residents in Chouteau County is comparable to the share in Montana overall, where 0.4% of the population is Black. Chouteau County ranks 35th statewide in terms of Black residents as a share of the population, out of 56 counties.

Since the 2020 Census, Chouteau County's Black population has declined by an estimated 60.0%. Black residents' share of Chouteau County's population has remained roughly unchanged at 0.1%.

Chouteau County is more Black than neighboring Judith Basin County (0% Black), and Liberty County (0% Black). Chouteau County is less Black than neighboring Hill County (0.3% Black), Cascade County (1.3% Black), and Fergus County (0.6% Black).

Chouteau County's Asian Population

4 residents of Chouteau County, or 0.1% of the population, identify as Asian. The share of Asian residents in Chouteau County is comparable to the share in Montana overall, where 0.8% of the population is Asian. Chouteau County ranks 38th statewide in terms of Asian residents as a share of the population, out of 56 counties.

Since the 2020 Census, Chouteau County's Asian population has declined by an estimated 77.8%. Asian residents' share of Chouteau County's population has remained roughly unchanged at 0.1%.

Chouteau County is more Asian than neighboring Judith Basin County (0% Asian). Chouteau County is less Asian than neighboring Hill County (0.2% Asian), Liberty County (0.7% Asian), Cascade County (1% Asian), and Fergus County (0.7% Asian).

Chouteau County's Hispanic Population

183 residents of Chouteau County, or 3.1% of the population, identify as Hispanic. The share of Hispanic residents in Chouteau County is comparable to the share in Montana overall, where 4.6% of the population is Hispanic. Chouteau County ranks 34th statewide in terms of Hispanic residents as a share of the population, out of 56 counties.

Since the 2020 Census, Chouteau County's Hispanic population has grown by an estimated 15.1%. Hispanic residents' share of Chouteau County's population has remained roughly unchanged at 3.1%.

Chouteau County is more Hispanic than neighboring Liberty County (0.1% Hispanic), and Fergus County (2.4% Hispanic). Chouteau County is less Hispanic than neighboring Hill County (3.5% Hispanic), Judith Basin County (7.7% Hispanic), and Cascade County (5.3% Hispanic).

Chouteau County's Native American/Other Population

982 residents of Chouteau County, or 16.6% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Chouteau County is considerably higher than in Montana overall, where 5.9% of the population is Native American/Other. Chouteau County ranks 6th statewide in terms of Native American/Other residents as a share of the population, out of 56 counties.

Since the 2020 Census, Chouteau County's Native American/Other population has declined by an estimated 27.6%. Native American/Other residents' share of Chouteau County's population has decreased from 23.0% to 16.6%.

Chouteau County is more Native American/Other than neighboring Judith Basin County (1.5% Native American/Other), Liberty County (2.7% Native American/Other), Cascade County (4.1% Native American/Other), and Fergus County (2.1% Native American/Other). Chouteau County is less Native American/Other than neighboring Hill County (22.6% Native American/Other).

Chouteau County's Multiracial Population

282 residents of Chouteau County, or 4.8% of the population, identify as Multiracial. The share of Multiracial residents in Chouteau County is comparable to the share in Montana overall, where 4.7% of the population is Multiracial. Chouteau County ranks 53rd statewide in terms of Multiracial residents as a share of the population, out of 56 counties.

Since the 2020 Census, Chouteau County's Multiracial population has grown by an estimated 57.5%. Multiracial residents' share of Chouteau County's population has increased from 3.0% to 4.8%.

Chouteau County is more Multiracial than neighboring Judith Basin County (0.9% Multiracial), Liberty County (3.1% Multiracial), and Fergus County (1.9% Multiracial). Chouteau County is less Multiracial than neighboring Hill County (6.3% Multiracial), and Cascade County (6% 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.