Cudahy, WI Demographics

A map of Cudahy's Population by Race

Cudahy, Wisconsin has an estimated population of 17,853, a slight decrease from the 18,204 recorded in the 2020 Census. The population is 77.9% White, 11.4% Hispanic, 5.2% Multiracial, 2.8% Black, 2.0% Asian, and 0.7% Native American/Other. This demographic dot map shows the population of Cudahy, with one dot drawn for each person counted by the Census, color-coded by race.

Cudahy has become considerably less racially diverse since the 2020 Census. It is slightly 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 Cudahy, that probability was 43.3% in 2020 and 37.7% in the most recent ACS estimates.

Cudahy is ranked the 48th 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). Cudahy was ranked the 47th most populous place in the 2020 Census.

Cudahy's White Population

13,903 residents of Cudahy, or 77.9% of the population, identify as White. The share of White residents in Cudahy is comparable to the share in Wisconsin overall, where 78.6% of the population is White. Cudahy ranks 745th statewide in terms of White residents as a share of the population, out of 808 places.

Since the 2020 Census, Cudahy's White population has grown by an estimated 4.0%. White residents' share of Cudahy's population has increased from 73.4% to 77.9%.

Cudahy is more White than neighboring St. Francis (77.7% White), South Milwaukee (77.2% White), Oak Creek (73% White), and West Milwaukee (45.3% White). Cudahy is less White than neighboring Greendale (79.5% White).

Cudahy's Black Population

493 residents of Cudahy, or 2.8% of the population, identify as Black. The share of Black residents in Cudahy is slightly lower than in Wisconsin overall, where 5.9% of the population is Black. Cudahy ranks 35th statewide in terms of Black residents as a share of the population, out of 808 places.

Since the 2020 Census, Cudahy's Black population has declined by an estimated 34.7%. Black residents' share of Cudahy's population has decreased from 4.1% to 2.8%.

Cudahy is more Black than neighboring South Milwaukee (2.5% Black), and Greendale (1.1% Black). Cudahy is less Black than neighboring St. Francis (6.6% Black), Oak Creek (4.4% Black), and West Milwaukee (17.7% Black).

Cudahy's Asian Population

364 residents of Cudahy, or 2.0% of the population, identify as Asian. The share of Asian residents in Cudahy is comparable to the share in Wisconsin overall, where 2.9% of the population is Asian. Cudahy ranks 120th statewide in terms of Asian residents as a share of the population, out of 808 places.

Since the 2020 Census, Cudahy's Asian population has grown by an estimated 26.4%. Asian residents' share of Cudahy's population has remained roughly unchanged at 2.0%.

Cudahy is more Asian than neighboring St. Francis (1.4% Asian), South Milwaukee (1.3% Asian), and West Milwaukee (0.4% Asian). Cudahy is less Asian than neighboring Oak Creek (6.1% Asian), and Greendale (4.2% Asian).

Cudahy's Hispanic Population

2,035 residents of Cudahy, or 11.4% of the population, identify as Hispanic. The share of Hispanic residents in Cudahy is slightly higher than in Wisconsin overall, where 8% of the population is Hispanic. Cudahy ranks 35th statewide in terms of Hispanic residents as a share of the population, out of 808 places.

Since the 2020 Census, Cudahy's Hispanic population has declined by an estimated 27.3%. Hispanic residents' share of Cudahy's population has decreased from 15.4% to 11.4%.

Cudahy is more Hispanic than neighboring Greendale (11.3% Hispanic). Cudahy is less Hispanic than neighboring St. Francis (11.6% Hispanic), South Milwaukee (12.2% Hispanic), Oak Creek (12.2% Hispanic), and West Milwaukee (28.9% Hispanic).

Cudahy's Native American/Other Population

131 residents of Cudahy, 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 Cudahy is comparable to the share in Wisconsin overall, where 0.9% of the population is Native American/Other. Cudahy ranks 212th statewide in terms of Native American/Other residents as a share of the population, out of 808 places.

Since the 2020 Census, Cudahy's Native American/Other population has declined by an estimated 30.7%. Native American/Other residents' share of Cudahy's population has remained roughly unchanged at 0.7%.

Cudahy is more Native American/Other than neighboring St. Francis (0.5% Native American/Other), Oak Creek (0.4% Native American/Other), and Greendale (0.3% Native American/Other). Cudahy is less Native American/Other than neighboring South Milwaukee (0.8% Native American/Other), and West Milwaukee (1.6% Native American/Other).

Cudahy's Multiracial Population

927 residents of Cudahy, or 5.2% of the population, identify as Multiracial. The share of Multiracial residents in Cudahy is comparable to the share in Wisconsin overall, where 3.7% of the population is Multiracial. Cudahy ranks 123rd statewide in terms of Multiracial residents as a share of the population, out of 808 places.

Since the 2020 Census, Cudahy's Multiracial population has grown by an estimated 14.9%. Multiracial residents' share of Cudahy's population has increased from 4.4% to 5.2%.

Cudahy is more Multiracial than neighboring St. Francis (2.2% Multiracial), Oak Creek (3.9% Multiracial), and Greendale (3.6% Multiracial). Cudahy is less Multiracial than neighboring South Milwaukee (6.1% 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.