Boneau, MT Demographics

A map of Boneau's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
Native American/Other	266	332	96.0%	91.0%
Hispanic	7	24	2.5%	6.6%
Black	4	0	1.4%	0.0%
White	0	2	0.0%	0.5%
Asian	0	0	0.0%	0.0%
Multiracial	0	7	0.0%	1.9%

Boneau, Montana has an estimated population of 277, a large decrease from the 365 recorded in the 2020 Census. The population is 96.0% Native American/Other, 2.5% Hispanic, 1.4% Black, 0.0% White, 0.0% Asian, and 0.0% Multiracial. This demographic dot map shows the population of Boneau, with one dot drawn for each person counted by the Census, color-coded by race.

Boneau has become considerably less racially diverse since the 2020 Census. It is considerably less 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 Boneau, that probability was 16.8% in 2020 and 7.7% in the most recent ACS estimates.

Boneau is ranked the 211th most populous place in Montana, out of 497 places. This ranking is based on the Census definition of a place, which includes incorporated places like cities, towns, and villages, as well as unincorporated census-designated places (CDPs). Boneau was ranked the 174th most populous place in the 2020 Census.

Boneau's White Population

0 residents of Boneau, or 0.0% of the population, identify as White. The share of White residents in Boneau is significantly lower than in Montana overall, where 83.6% of the population is White. Boneau ranks 484th statewide in terms of White residents as a share of the population, out of 497 places.

Since the 2020 Census, Boneau's White population has declined by an estimated 100.0%. White residents' share of Boneau's population has decreased from 0.5% to 0.0%.

Boneau is less White than neighboring Rocky Boy's Agency (15.8% White), and Rocky Boy West (1.6% White).

Boneau's Black Population

4 residents of Boneau, or 1.4% of the population, identify as Black. The share of Black residents in Boneau is comparable to the share in Montana overall, where 0.4% of the population is Black. Boneau ranks 179th statewide in terms of Black residents as a share of the population, out of 497 places.

Since the 2020 Census, Boneau's Black population has grown from 0 to an estimated 4. Black residents' share of Boneau's population has increased from 0.0% to 1.4%.

Boneau is more Black than neighboring Sangrey (0% Black), Azure (0% Black), St. Pierre (0% Black), Rocky Boy's Agency (0% Black), and Rocky Boy West (0% Black).

Boneau's Asian Population

0 residents of Boneau, or 0.0% of the population, identify as Asian. The share of Asian residents in Boneau is comparable to the share in Montana overall, where 0.8% of the population is Asian. Boneau ranks 215th statewide in terms of Asian residents as a share of the population, out of 497 places.

Since the 2020 Census, Boneau's Asian population has grown from 0 to an estimated 0. Asian residents' share of Boneau's population has remained roughly unchanged at 0.0%.

Boneau is less Asian than neighboring Rocky Boy's Agency (9.2% Asian), and Rocky Boy West (0.3% Asian).

Boneau's Hispanic Population

7 residents of Boneau, or 2.5% of the population, identify as Hispanic. The share of Hispanic residents in Boneau is slightly lower than in Montana overall, where 4.6% of the population is Hispanic. Boneau ranks 40th statewide in terms of Hispanic residents as a share of the population, out of 497 places.

Since the 2020 Census, Boneau's Hispanic population has declined by an estimated 70.8%. Hispanic residents' share of Boneau's population has decreased from 6.6% to 2.5%.

Boneau is more Hispanic than neighboring Azure (0% Hispanic), St. Pierre (1.3% Hispanic), and Rocky Boy's Agency (0% Hispanic). Boneau is less Hispanic than neighboring Sangrey (20.9% Hispanic), and Rocky Boy West (6.8% Hispanic).

Boneau's Native American/Other Population

266 residents of Boneau, or 96.0% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Boneau is significantly higher than in Montana overall, where 5.9% of the population is Native American/Other. Boneau ranks 21st statewide in terms of Native American/Other residents as a share of the population, out of 497 places.

Since the 2020 Census, Boneau's Native American/Other population has declined by an estimated 19.9%. Native American/Other residents' share of Boneau's population has increased from 91.0% to 96.0%.

Boneau is more Native American/Other than neighboring Sangrey (79.1% Native American/Other), St. Pierre (93.1% Native American/Other), Rocky Boy's Agency (75% Native American/Other), and Rocky Boy West (90.8% Native American/Other). Boneau is less Native American/Other than neighboring Azure (100% Native American/Other).

Boneau's Multiracial Population

0 residents of Boneau, or 0.0% of the population, identify as Multiracial. The share of Multiracial residents in Boneau is slightly lower than in Montana overall, where 4.7% of the population is Multiracial. Boneau ranks 388th statewide in terms of Multiracial residents as a share of the population, out of 497 places.

Since the 2020 Census, Boneau's Multiracial population has declined by an estimated 100.0%. Multiracial residents' share of Boneau's population has decreased from 1.9% to 0.0%.

Boneau is less Multiracial than neighboring St. Pierre (5.6% Multiracial), and Rocky Boy West (0.6% 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.