West Allis, WI Demographics

A map of West Allis's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	41,615	41,549	69.8%	68.9%
Hispanic	10,196	10,211	17.1%	16.9%
Black	2,978	3,540	5.0%	5.9%
Multiracial	2,788	2,752	4.7%	4.6%
Asian	1,615	1,515	2.7%	2.5%
Native American/Other	420	758	0.7%	1.3%

West Allis, Wisconsin has an estimated population of 59,612, a slight decrease from the 60,325 recorded in the 2020 Census. The population is 69.8% White, 17.1% Hispanic, 5.0% Black, 4.7% Multiracial, 2.7% Asian, and 0.7% Native American/Other. This demographic dot map shows the population of West Allis, with one dot drawn for each person counted by the Census, color-coded by race.

West Allis has become less racially diverse since the 2020 Census. It is considerably more diverse than Wisconsin overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In West Allis, that probability was 49.1% in 2020 and 47.8% in the most recent ACS estimates.

West Allis is ranked the 11th most populous place in Wisconsin, out of 808 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). West Allis was ranked the 11th most populous place in the 2020 Census.

West Allis's White Population

41,615 residents of West Allis, or 69.8% of the population, identify as White. The share of White residents in West Allis is lower than in Wisconsin overall, where 78.6% of the population is White. West Allis ranks 758th statewide in terms of White residents as a share of the population, out of 808 places.

Since the 2020 Census, West Allis's White population has remained roughly the same. White residents' share of West Allis's population has increased from 68.9% to 69.8%.

West Allis is more White than neighboring Greenfield (67.4% White), and West Milwaukee (45.3% White). West Allis is less White than neighboring Wauwatosa (77.6% White), Hales Corners (83.3% White), and Elm Grove (91% White).

West Allis's Black Population

2,978 residents of West Allis, or 5.0% of the population, identify as Black. The share of Black residents in West Allis is comparable to the share in Wisconsin overall, where 5.9% of the population is Black. West Allis ranks 23rd statewide in terms of Black residents as a share of the population, out of 808 places.

Since the 2020 Census, West Allis's Black population has declined by an estimated 15.9%. Black residents' share of West Allis's population has decreased from 5.9% to 5.0%.

West Allis is more Black than neighboring Greenfield (4.1% Black), Hales Corners (0.8% Black), and Elm Grove (0.1% Black). West Allis is less Black than neighboring Wauwatosa (7.1% Black), and West Milwaukee (17.7% Black).

West Allis's Asian Population

1,615 residents of West Allis, or 2.7% of the population, identify as Asian. The share of Asian residents in West Allis is comparable to the share in Wisconsin overall, where 2.9% of the population is Asian. West Allis ranks 74th statewide in terms of Asian residents as a share of the population, out of 808 places.

Since the 2020 Census, West Allis's Asian population has grown by an estimated 6.6%. Asian residents' share of West Allis's population has remained roughly unchanged at 2.7%.

West Allis is more Asian than neighboring West Milwaukee (0.4% Asian), and Elm Grove (1.6% Asian). West Allis is less Asian than neighboring Greenfield (7.2% Asian), Wauwatosa (4.6% Asian), and Hales Corners (3.1% Asian).

West Allis's Hispanic Population

10,196 residents of West Allis, or 17.1% of the population, identify as Hispanic. The share of Hispanic residents in West Allis is higher than in Wisconsin overall, where 8% of the population is Hispanic. West Allis ranks 31st statewide in terms of Hispanic residents as a share of the population, out of 808 places.

Since the 2020 Census, West Allis's Hispanic population has remained roughly the same. Hispanic residents' share of West Allis's population has remained roughly unchanged at 17.1%.

West Allis is more Hispanic than neighboring Greenfield (16.6% Hispanic), Wauwatosa (5% Hispanic), Hales Corners (8.9% Hispanic), and Elm Grove (2.9% Hispanic). West Allis is less Hispanic than neighboring West Milwaukee (28.9% Hispanic).

West Allis's Native American/Other Population

420 residents of West Allis, or 0.7% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in West Allis is comparable to the share in Wisconsin overall, where 0.9% of the population is Native American/Other. West Allis ranks 167th statewide in terms of Native American/Other residents as a share of the population, out of 808 places.

Since the 2020 Census, West Allis's Native American/Other population has declined by an estimated 44.6%. Native American/Other residents' share of West Allis's population has decreased from 1.3% to 0.7%.

West Allis is more Native American/Other than neighboring Greenfield (0.5% Native American/Other), Hales Corners (0.1% Native American/Other), and Elm Grove (0.6% Native American/Other). West Allis is less Native American/Other than neighboring Wauwatosa (0.9% Native American/Other), and West Milwaukee (1.6% Native American/Other).

West Allis's Multiracial Population

2,788 residents of West Allis, or 4.7% of the population, identify as Multiracial. The share of Multiracial residents in West Allis is comparable to the share in Wisconsin overall, where 3.7% of the population is Multiracial. West Allis ranks 108th statewide in terms of Multiracial residents as a share of the population, out of 808 places.

Since the 2020 Census, West Allis's Multiracial population has grown by an estimated 1.3%. Multiracial residents' share of West Allis's population has remained roughly unchanged at 4.7%.

West Allis is more Multiracial than neighboring Greenfield (4.1% Multiracial), Hales Corners (3.9% Multiracial), and Elm Grove (3.8% Multiracial). West Allis is less Multiracial than neighboring Wauwatosa (4.8% Multiracial), and West Milwaukee (6% 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.