Dewey, MT Demographics

A map of Dewey's Population by Race

Dewey, Montana has an estimated population of 26, an increase from the 25 recorded in the 2020 Census. The population is 80.8% White, 7.7% Hispanic, 7.7% Native American/Other, 3.8% Multiracial, 0.0% Black, and 0.0% Asian. This demographic dot map shows the population of Dewey, with one dot drawn for each person counted by the Census, color-coded by race.

Dewey has become considerably more racially diverse since the 2020 Census. It is 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 Dewey, that probability was 14.7% in 2020 and 33.4% in the most recent ACS estimates.

Dewey is ranked the 430th 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). Dewey was ranked the 440th most populous place in the 2020 Census.

Dewey's White Population

21 residents of Dewey, or 80.8% of the population, identify as White. The share of White residents in Dewey is slightly lower than in Montana overall, where 83.6% of the population is White. Dewey ranks 133rd statewide in terms of White residents as a share of the population, out of 497 places.

Since the 2020 Census, Dewey's White population has declined by an estimated 8.7%. White residents' share of Dewey's population has decreased from 92.0% to 80.8%.

Dewey is more White than neighboring Glen (70% White). Dewey is less White than neighboring Wise River (100% White), Butte-Silver Bow (balance) (89% White), Anaconda-Deer Lodge (89.3% White), and Walkerville (93.6% White).

Dewey's Black Population

0 residents of Dewey, or 0.0% of the population, identify as Black. The share of Black residents in Dewey is comparable to the share in Montana overall, where 0.4% of the population is Black. Dewey ranks 179th statewide in terms of Black residents as a share of the population, out of 497 places.

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

Dewey is less Black than neighboring Butte-Silver Bow (balance) (0.1% Black), and Anaconda-Deer Lodge (0.4% Black).

Dewey's Asian Population

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

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

Dewey is less Asian than neighboring Butte-Silver Bow (balance) (0.4% Asian), Anaconda-Deer Lodge (0.2% Asian), and Walkerville (1% Asian).

Dewey's Hispanic Population

2 residents of Dewey, or 7.7% of the population, identify as Hispanic. The share of Hispanic residents in Dewey is slightly higher than in Montana overall, where 4.6% of the population is Hispanic. Dewey ranks 21st statewide in terms of Hispanic residents as a share of the population, out of 497 places.

Since the 2020 Census, Dewey's Hispanic population has remained roughly the same. Hispanic residents' share of Dewey's population has remained roughly unchanged at 7.7%.

Dewey is more Hispanic than neighboring Wise River (0% Hispanic), Butte-Silver Bow (balance) (4.7% Hispanic), Glen (0% Hispanic), Anaconda-Deer Lodge (3.5% Hispanic), and Walkerville (1.1% Hispanic).

Dewey's Native American/Other Population

2 residents of Dewey, or 7.7% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Dewey is comparable to the share in Montana overall, where 5.9% of the population is Native American/Other. Dewey ranks 370th statewide in terms of Native American/Other residents as a share of the population, out of 497 places.

Since the 2020 Census, Dewey's Native American/Other population has grown from 0 to an estimated 2. Native American/Other residents' share of Dewey's population has increased from 0.0% to 7.7%.

Dewey is more Native American/Other than neighboring Wise River (0% Native American/Other), Butte-Silver Bow (balance) (1.6% Native American/Other), Anaconda-Deer Lodge (2.2% Native American/Other), and Walkerville (0.3% Native American/Other). Dewey is less Native American/Other than neighboring Glen (30% Native American/Other).

Dewey's Multiracial Population

1 residents of Dewey, or 3.8% of the population, identify as Multiracial. The share of Multiracial residents in Dewey is comparable to the share in Montana overall, where 4.7% of the population is Multiracial. Dewey ranks 423rd statewide in terms of Multiracial residents as a share of the population, out of 497 places.

Since the 2020 Census, Dewey's Multiracial population has grown from 0 to an estimated 1. Multiracial residents' share of Dewey's population has increased from 0.0% to 3.8%.

Dewey is more Multiracial than neighboring Wise River (0% Multiracial), and Glen (0% Multiracial). Dewey is less Multiracial than neighboring Butte-Silver Bow (balance) (4.2% Multiracial), Anaconda-Deer Lodge (4.4% Multiracial), and Walkerville (4.1% 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.