Elmo, MT Demographics

A map of Elmo's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
Native American/Other	262	174	90.3%	71.3%
White	28	57	9.7%	23.4%
Black	0	1	0.0%	0.4%
Asian	0	0	0.0%	0.0%
Hispanic	0	3	0.0%	1.2%
Multiracial	0	9	0.0%	3.7%

Elmo, Montana has an estimated population of 290, a large increase from the 244 recorded in the 2020 Census. The population is 90.3% Native American/Other, 9.7% White, 0.0% Black, 0.0% Asian, 0.0% Hispanic, and 0.0% Multiracial. This demographic dot map shows the population of Elmo, with one dot drawn for each person counted by the Census, color-coded by race.

Elmo 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 Elmo, that probability was 43.5% in 2020 and 17.4% in the most recent ACS estimates.

Elmo is ranked the 206th 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). Elmo was ranked the 220th most populous place in the 2020 Census.

Elmo's White Population

28 residents of Elmo, or 9.7% of the population, identify as White. The share of White residents in Elmo is significantly lower than in Montana overall, where 83.6% of the population is White. Elmo ranks 454th statewide in terms of White residents as a share of the population, out of 497 places.

Since the 2020 Census, Elmo's White population has declined by an estimated 50.9%. White residents' share of Elmo's population has decreased from 23.4% to 9.7%.

Elmo is less White than neighboring Dayton (92% White), Big Arm (31.1% White), Lake Mary Ronan (100% White), Lindisfarne (92.1% White), and Rollins (91.3% White).

Elmo's Black Population

0 residents of Elmo, or 0.0% of the population, identify as Black. The share of Black residents in Elmo is comparable to the share in Montana overall, where 0.4% of the population is Black. Elmo ranks 86th statewide in terms of Black residents as a share of the population, out of 497 places.

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

Elmo's Asian Population

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

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

Elmo is less Asian than neighboring Rollins (2.6% Asian).

Elmo's Hispanic Population

0 residents of Elmo, or 0.0% of the population, identify as Hispanic. The share of Hispanic residents in Elmo is slightly lower than in Montana overall, where 4.6% of the population is Hispanic. Elmo ranks 356th statewide in terms of Hispanic residents as a share of the population, out of 497 places.

Since the 2020 Census, Elmo's Hispanic population has declined by an estimated 100.0%. Hispanic residents' share of Elmo's population has decreased from 1.2% to 0.0%.

Elmo is less Hispanic than neighboring Rollins (1.7% Hispanic).

Elmo's Native American/Other Population

262 residents of Elmo, or 90.3% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Elmo is significantly higher than in Montana overall, where 5.9% of the population is Native American/Other. Elmo ranks 31st statewide in terms of Native American/Other residents as a share of the population, out of 497 places.

Since the 2020 Census, Elmo's Native American/Other population has grown by an estimated 50.6%. Native American/Other residents' share of Elmo's population has increased from 71.3% to 90.3%.

Elmo is more Native American/Other than neighboring Dayton (0% Native American/Other), Big Arm (68.9% Native American/Other), Lake Mary Ronan (0% Native American/Other), Lindisfarne (0.9% Native American/Other), and Rollins (2.6% Native American/Other).

Elmo's Multiracial Population

0 residents of Elmo, or 0.0% of the population, identify as Multiracial. The share of Multiracial residents in Elmo is slightly lower than in Montana overall, where 4.7% of the population is Multiracial. Elmo ranks 304th statewide in terms of Multiracial residents as a share of the population, out of 497 places.

Since the 2020 Census, Elmo's Multiracial population has declined by an estimated 100.0%. Multiracial residents' share of Elmo's population has decreased from 3.7% to 0.0%.

Elmo is less Multiracial than neighboring Dayton (8% Multiracial), Lindisfarne (6.9% Multiracial), and Rollins (1.7% 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.