Mills, WY Demographics

A map of Mills's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	3,254	3,366	74.1%	83.4%
Hispanic	832	395	19.0%	9.8%
Multiracial	201	180	4.6%	4.5%
Native American/Other	72	54	1.6%	1.3%
Black	31	27	0.7%	0.7%
Asian	0	12	0.0%	0.3%

Mills, Wyoming has an estimated population of 4,390, an increase from the 4,034 recorded in the 2020 Census. The population is 74.1% White, 19.0% Hispanic, 4.6% Multiracial, 1.6% Native American/Other, 0.7% Black, and 0.0% Asian. This demographic dot map shows the population of Mills, with one dot drawn for each person counted by the Census, color-coded by race.

Mills has become considerably more racially diverse since the 2020 Census. It is considerably more 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 Mills, that probability was 29.2% in 2020 and 41.2% in the most recent ACS estimates.

Mills is ranked the 21st 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). Mills was ranked the 21st most populous place in the 2020 Census.

Mills's White Population

3,254 residents of Mills, or 74.1% of the population, identify as White. The share of White residents in Mills is lower than in Wyoming overall, where 81.4% of the population is White. Mills ranks 137th statewide in terms of White residents as a share of the population, out of 205 places.

Since the 2020 Census, Mills's White population has declined by an estimated 3.3%. White residents' share of Mills's population has decreased from 83.4% to 74.1%.

Mills is more White than neighboring Mountain View (0% White). Mills is less White than neighboring Hartrandt (89.6% White), Vista West (87.8% White), Casper (85% White), and Red Butte (96.2% White).

Mills's Black Population

31 residents of Mills, or 0.7% of the population, identify as Black. The share of Black residents in Mills is comparable to the share in Wyoming overall, where 0.8% of the population is Black. Mills ranks 32nd statewide in terms of Black residents as a share of the population, out of 205 places.

Since the 2020 Census, Mills's Black population has grown by an estimated 14.8%. Black residents' share of Mills's population has remained roughly unchanged at 0.7%.

Mills is more Black than neighboring Mountain View (0% Black), Hartrandt (0% Black), Vista West (0% Black), Casper (0.6% Black), and Red Butte (0% Black).

Mills's Asian Population

0 residents of Mills, or 0.0% of the population, identify as Asian. The share of Asian residents in Mills is comparable to the share in Wyoming overall, where 0.8% of the population is Asian. Mills ranks 91st statewide in terms of Asian residents as a share of the population, out of 205 places.

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

Mills is less Asian than neighboring Casper (0.5% Asian).

Mills's Hispanic Population

832 residents of Mills, or 19.0% of the population, identify as Hispanic. The share of Hispanic residents in Mills is higher than in Wyoming overall, where 10.7% of the population is Hispanic. Mills ranks 58th statewide in terms of Hispanic residents as a share of the population, out of 205 places.

Since the 2020 Census, Mills's Hispanic population has grown by an estimated 110.6%. Hispanic residents' share of Mills's population has increased from 9.8% to 19.0%.

Mills is more Hispanic than neighboring Mountain View (0% Hispanic), Hartrandt (10.4% Hispanic), Vista West (0% Hispanic), Casper (9.1% Hispanic), and Red Butte (3.8% Hispanic).

Mills's Native American/Other Population

72 residents of Mills, or 1.6% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Mills is comparable to the share in Wyoming overall, where 2.4% of the population is Native American/Other. Mills ranks 82nd statewide in terms of Native American/Other residents as a share of the population, out of 205 places.

Since the 2020 Census, Mills's Native American/Other population has grown by an estimated 33.3%. Native American/Other residents' share of Mills's population has remained roughly unchanged at 1.6%.

Mills is more Native American/Other than neighboring Mountain View (0% Native American/Other), Hartrandt (0% Native American/Other), Casper (0.7% Native American/Other), and Red Butte (0% Native American/Other). Mills is less Native American/Other than neighboring Vista West (3.8% Native American/Other).

Mills's Multiracial Population

201 residents of Mills, or 4.6% of the population, identify as Multiracial. The share of Multiracial residents in Mills is comparable to the share in Wyoming overall, where 4% of the population is Multiracial. Mills ranks 69th statewide in terms of Multiracial residents as a share of the population, out of 205 places.

Since the 2020 Census, Mills's Multiracial population has grown by an estimated 11.7%. Multiracial residents' share of Mills's population has remained roughly unchanged at 4.6%.

Mills is more Multiracial than neighboring Mountain View (0% Multiracial), Hartrandt (0% Multiracial), Casper (4% Multiracial), and Red Butte (0% Multiracial). Mills is less Multiracial than neighboring Vista West (8.4% 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.