Simms, MT Demographics

A map of Simms's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	334	317	100.0%	87.8%
Black	0	0	0.0%	0.0%
Asian	0	0	0.0%	0.0%
Hispanic	0	1	0.0%	0.3%
Native American/Other	0	13	0.0%	3.6%
Multiracial	0	30	0.0%	8.3%

Simms, Montana has an estimated population of 334, a decrease from the 361 recorded in the 2020 Census. The population is 100.0% White, 0.0% Black, 0.0% Asian, 0.0% Hispanic, 0.0% Native American/Other, and 0.0% Multiracial. This demographic dot map shows the population of Simms, with one dot drawn for each person counted by the Census, color-coded by race.

Simms 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 Simms, that probability was 22.1% in 2020 and 0.0% in the most recent ACS estimates.

Simms is ranked the 188th 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). Simms was ranked the 178th most populous place in the 2020 Census.

Simms's White Population

334 residents of Simms, or 100.0% of the population, identify as White. The share of White residents in Simms is significantly higher than in Montana overall, where 83.6% of the population is White. Simms ranks 286th statewide in terms of White residents as a share of the population, out of 497 places.

Since the 2020 Census, Simms's White population has grown by an estimated 5.4%. White residents' share of Simms's population has increased from 87.8% to 100.0%.

Simms is more White than neighboring Fairfield (94.5% White), and Fort Shaw (89.9% White).

Simms's Black Population

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

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

Simms is less Black than neighboring Fairfield (1.7% Black).

Simms's Asian Population

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

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

Simms is less Asian than neighboring Fort Shaw (2.9% Asian).

Simms's Hispanic Population

0 residents of Simms, or 0.0% of the population, identify as Hispanic. The share of Hispanic residents in Simms is slightly lower than in Montana overall, where 4.6% of the population is Hispanic. Simms ranks 405th statewide in terms of Hispanic residents as a share of the population, out of 497 places.

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

Simms's Native American/Other Population

0 residents of Simms, or 0.0% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Simms is lower than in Montana overall, where 5.9% of the population is Native American/Other. Simms ranks 136th statewide in terms of Native American/Other residents as a share of the population, out of 497 places.

Since the 2020 Census, Simms's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Simms's population has decreased from 3.6% to 0.0%.

Simms's Multiracial Population

0 residents of Simms, or 0.0% of the population, identify as Multiracial. The share of Multiracial residents in Simms is slightly lower than in Montana overall, where 4.7% of the population is Multiracial. Simms ranks 61st statewide in terms of Multiracial residents as a share of the population, out of 497 places.

Since the 2020 Census, Simms's Multiracial population has declined by an estimated 100.0%. Multiracial residents' share of Simms's population has decreased from 8.3% to 0.0%.

Simms is less Multiracial than neighboring Fairfield (3.8% Multiracial), and Fort Shaw (7.2% 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.