Westchester, IL Demographics

A map of Westchester's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	7,950	8,877	48.4%	52.6%
Hispanic	4,371	3,550	26.6%	21.0%
Black	3,294	3,311	20.0%	19.6%
Asian	617	687	3.8%	4.1%
Multiracial	120	396	0.7%	2.3%
Native American/Other	84	71	0.5%	0.4%

Westchester, Illinois has an estimated population of 16,436, a slight decrease from the 16,892 recorded in the 2020 Census. The population is 48.4% White, 26.6% Hispanic, 20.0% Black, 3.8% Asian, 0.7% Multiracial, and 0.5% Native American/Other. This demographic dot map shows the population of Westchester, with one dot drawn for each person counted by the Census, color-coded by race.

Westchester has become more racially diverse since the 2020 Census. It is more diverse than Illinois overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Westchester, that probability was 63.9% in 2020 and 65.4% in the most recent ACS estimates.

Westchester is ranked the 155th most populous place in Illinois, out of 1,461 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). Westchester was ranked the 151st most populous place in the 2020 Census.

Westchester's White Population

7,950 residents of Westchester, or 48.4% of the population, identify as White. The share of White residents in Westchester is lower than in Illinois overall, where 58.1% of the population is White. Westchester ranks 1343rd statewide in terms of White residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Westchester's White population has declined by an estimated 10.4%. White residents' share of Westchester's population has decreased from 52.6% to 48.4%.

Westchester is more White than neighboring Hillside (15.7% White), Broadview (9.3% White), Bellwood (2.6% White), and Berkeley (21.3% White). Westchester is less White than neighboring La Grange Park (74.5% White).

Westchester's Black Population

3,294 residents of Westchester, or 20.0% of the population, identify as Black. The share of Black residents in Westchester is higher than in Illinois overall, where 13.3% of the population is Black. Westchester ranks 87th statewide in terms of Black residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Westchester's Black population has remained roughly the same. Black residents' share of Westchester's population has remained roughly unchanged at 20.0%.

Westchester is more Black than neighboring La Grange Park (3.8% Black). Westchester is less Black than neighboring Hillside (48.5% Black), Broadview (59.5% Black), Bellwood (67.6% Black), and Berkeley (26.2% Black).

Westchester's Asian Population

617 residents of Westchester, or 3.8% of the population, identify as Asian. The share of Asian residents in Westchester is slightly lower than in Illinois overall, where 5.9% of the population is Asian. Westchester ranks 145th statewide in terms of Asian residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Westchester's Asian population has declined by an estimated 10.2%. Asian residents' share of Westchester's population has remained roughly unchanged at 3.8%.

Westchester is more Asian than neighboring Hillside (0.6% Asian), La Grange Park (2.8% Asian), Broadview (1.9% Asian), Bellwood (1% Asian), and Berkeley (2.6% Asian).

Westchester's Hispanic Population

4,371 residents of Westchester, or 26.6% of the population, identify as Hispanic. The share of Hispanic residents in Westchester is higher than in Illinois overall, where 18.8% of the population is Hispanic. Westchester ranks 103rd statewide in terms of Hispanic residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Westchester's Hispanic population has grown by an estimated 23.1%. Hispanic residents' share of Westchester's population has increased from 21.0% to 26.6%.

Westchester is more Hispanic than neighboring La Grange Park (16.3% Hispanic), and Broadview (23.6% Hispanic). Westchester is less Hispanic than neighboring Hillside (34% Hispanic), Bellwood (27% Hispanic), and Berkeley (49.1% Hispanic).

Westchester's Native American/Other Population

84 residents of Westchester, or 0.5% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Westchester is comparable to the share in Illinois overall, where 0.5% of the population is Native American/Other. Westchester ranks 677th statewide in terms of Native American/Other residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Westchester's Native American/Other population has grown by an estimated 18.3%. Native American/Other residents' share of Westchester's population has remained roughly unchanged at 0.5%.

Westchester is more Native American/Other than neighboring Hillside (0.3% Native American/Other), La Grange Park (0.2% Native American/Other), Broadview (0.1% Native American/Other), and Bellwood (0.2% Native American/Other). Westchester is less Native American/Other than neighboring Berkeley (0.6% Native American/Other).

Westchester's Multiracial Population

120 residents of Westchester, or 0.7% of the population, identify as Multiracial. The share of Multiracial residents in Westchester is slightly lower than in Illinois overall, where 3.4% of the population is Multiracial. Westchester ranks 1157th statewide in terms of Multiracial residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Westchester's Multiracial population has declined by an estimated 69.7%. Multiracial residents' share of Westchester's population has decreased from 2.3% to 0.7%.

Westchester is more Multiracial than neighboring Berkeley (0.2% Multiracial). Westchester is less Multiracial than neighboring Hillside (0.9% Multiracial), La Grange Park (2.3% Multiracial), Broadview (5.6% Multiracial), and Bellwood (1.5% 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.