Mammoth, WY Demographics

A map of Mammoth's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	59	256	95.2%	97.7%
Multiracial	3	0	4.8%	0.0%
Black	0	0	0.0%	0.0%
Asian	0	1	0.0%	0.4%
Hispanic	0	5	0.0%	1.9%
Native American/Other	0	0	0.0%	0.0%

Mammoth, Wyoming has an estimated population of 62, a dramatic decrease from the 262 recorded in the 2020 Census. The population is 95.2% White, 4.8% Multiracial, 0.0% Black, 0.0% Asian, 0.0% Hispanic, and 0.0% Native American/Other. This demographic dot map shows the population of Mammoth, with one dot drawn for each person counted by the Census, color-coded by race.

Mammoth has become more racially diverse since the 2020 Census. It is considerably less diverse than Wyoming overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Mammoth, that probability was 4.5% in 2020 and 9.2% in the most recent ACS estimates.

Mammoth is ranked the 168th most populous place in Wyoming, out of 205 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). Mammoth was ranked the 111th most populous place in the 2020 Census.

Mammoth's White Population

59 residents of Mammoth, or 95.2% of the population, identify as White. The share of White residents in Mammoth is considerably higher than in Wyoming overall, where 81.4% of the population is White. Mammoth ranks 6th statewide in terms of White residents as a share of the population, out of 205 places.

Since the 2020 Census, Mammoth's White population has declined by an estimated 77.0%. White residents' share of Mammoth's population has decreased from 97.7% to 95.2%.

Mammoth is more White than neighboring Gardiner (84.4% White), Corwin Springs (61.8% White), and Emigrant (89.1% White). Mammoth is less White than neighboring Jardine (100% White), and South Glastonbury (100% White).

Mammoth's Black Population

0 residents of Mammoth, or 0.0% of the population, identify as Black. The share of Black residents in Mammoth is comparable to the share in Wyoming overall, where 0.8% of the population is Black. Mammoth ranks 96th statewide in terms of Black residents as a share of the population, out of 205 places.

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

Mammoth is less Black than neighboring Gardiner (3.7% Black), and Corwin Springs (5.8% Black).

Mammoth's Asian Population

0 residents of Mammoth, or 0.0% of the population, identify as Asian. The share of Asian residents in Mammoth is comparable to the share in Wyoming overall, where 0.8% of the population is Asian. Mammoth ranks 83rd statewide in terms of Asian residents as a share of the population, out of 205 places.

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

Mammoth's Hispanic Population

0 residents of Mammoth, or 0.0% of the population, identify as Hispanic. The share of Hispanic residents in Mammoth is considerably lower than in Wyoming overall, where 10.7% of the population is Hispanic. Mammoth ranks 182nd statewide in terms of Hispanic residents as a share of the population, out of 205 places.

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

Mammoth is less Hispanic than neighboring Gardiner (6.8% Hispanic), and Corwin Springs (30.4% Hispanic).

Mammoth's Native American/Other Population

0 residents of Mammoth, 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 Mammoth is slightly lower than in Wyoming overall, where 2.4% of the population is Native American/Other. Mammoth ranks 149th statewide in terms of Native American/Other residents as a share of the population, out of 205 places.

Since the 2020 Census, Mammoth's Native American/Other population has grown from 0 to an estimated 0. Native American/Other residents' share of Mammoth's population has remained roughly unchanged at 0.0%.

Mammoth is less Native American/Other than neighboring Gardiner (0.8% Native American/Other).

Mammoth's Multiracial Population

3 residents of Mammoth, or 4.8% of the population, identify as Multiracial. The share of Multiracial residents in Mammoth is comparable to the share in Wyoming overall, where 4% of the population is Multiracial. Mammoth ranks 192nd statewide in terms of Multiracial residents as a share of the population, out of 205 places.

Since the 2020 Census, Mammoth's Multiracial population has grown from 0 to an estimated 3. Multiracial residents' share of Mammoth's population has increased from 0.0% to 4.8%.

Mammoth is more Multiracial than neighboring Gardiner (4.3% Multiracial), Jardine (0% Multiracial), Corwin Springs (1.9% Multiracial), and South Glastonbury (0% Multiracial). Mammoth is less Multiracial than neighboring Emigrant (10.9% 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.