Mount Prospect, IL Demographics

A map of Mount Prospect's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	33,854	36,463	61.0%	64.1%
Hispanic	10,037	9,186	18.1%	16.2%
Asian	8,554	8,192	15.4%	14.4%
Multiracial	1,382	1,338	2.5%	2.4%
Black	1,367	1,459	2.5%	2.6%
Native American/Other	278	214	0.5%	0.4%

Mount Prospect, Illinois has an estimated population of 55,472, a slight decrease from the 56,852 recorded in the 2020 Census. The population is 61.0% White, 18.1% Hispanic, 15.4% Asian, 2.5% Black, 2.5% Multiracial, and 0.5% Native American/Other. This demographic dot map shows the population of Mount Prospect, with one dot drawn for each person counted by the Census, color-coded by race.

Mount Prospect has become more racially diverse since the 2020 Census. It is less 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 Mount Prospect, that probability was 54.1% in 2020 and 57.0% in the most recent ACS estimates.

Mount Prospect is ranked the 24th 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). Mount Prospect was ranked the 24th most populous place in the 2020 Census.

Mount Prospect's White Population

33,854 residents of Mount Prospect, or 61.0% of the population, identify as White. The share of White residents in Mount Prospect is slightly higher than in Illinois overall, where 58.1% of the population is White. Mount Prospect ranks 1283rd statewide in terms of White residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Mount Prospect's White population has declined by an estimated 7.2%. White residents' share of Mount Prospect's population has decreased from 64.1% to 61.0%.

Mount Prospect is more White than neighboring Des Plaines (54.8% White), and Wheeling (49.1% White). Mount Prospect is less White than neighboring Prospect Heights (62.4% White), Arlington Heights (75% White), and Elk Grove Village (67.9% White).

Mount Prospect's Black Population

1,367 residents of Mount Prospect, or 2.5% of the population, identify as Black. The share of Black residents in Mount Prospect is considerably lower than in Illinois overall, where 13.3% of the population is Black. Mount Prospect ranks 317th statewide in terms of Black residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Mount Prospect's Black population has declined by an estimated 6.3%. Black residents' share of Mount Prospect's population has remained roughly unchanged at 2.5%.

Mount Prospect is more Black than neighboring Prospect Heights (0.6% Black), and Arlington Heights (2.3% Black). Mount Prospect is less Black than neighboring Des Plaines (3.7% Black), Wheeling (3.8% Black), and Elk Grove Village (3% Black).

Mount Prospect's Asian Population

8,554 residents of Mount Prospect, or 15.4% of the population, identify as Asian. The share of Asian residents in Mount Prospect is higher than in Illinois overall, where 5.9% of the population is Asian. Mount Prospect ranks 37th statewide in terms of Asian residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Mount Prospect's Asian population has grown by an estimated 4.4%. Asian residents' share of Mount Prospect's population has increased from 14.4% to 15.4%.

Mount Prospect is more Asian than neighboring Prospect Heights (8.9% Asian), Des Plaines (14.9% Asian), Arlington Heights (10.4% Asian), Wheeling (15.3% Asian), and Elk Grove Village (12% Asian).

Mount Prospect's Hispanic Population

10,037 residents of Mount Prospect, or 18.1% of the population, identify as Hispanic. The share of Hispanic residents in Mount Prospect is comparable to the share in Illinois overall, where 18.8% of the population is Hispanic. Mount Prospect ranks 153rd statewide in terms of Hispanic residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Mount Prospect's Hispanic population has grown by an estimated 9.3%. Hispanic residents' share of Mount Prospect's population has increased from 16.2% to 18.1%.

Mount Prospect is more Hispanic than neighboring Arlington Heights (8.5% Hispanic), and Elk Grove Village (14.9% Hispanic). Mount Prospect is less Hispanic than neighboring Prospect Heights (25.8% Hispanic), Des Plaines (23.1% Hispanic), and Wheeling (28.1% Hispanic).

Mount Prospect's Native American/Other Population

278 residents of Mount Prospect, 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 Mount Prospect is comparable to the share in Illinois overall, where 0.5% of the population is Native American/Other. Mount Prospect ranks 744th statewide in terms of Native American/Other residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Mount Prospect's Native American/Other population has grown by an estimated 29.9%. Native American/Other residents' share of Mount Prospect's population has remained roughly unchanged at 0.5%.

Mount Prospect is more Native American/Other than neighboring Prospect Heights (0% Native American/Other), Arlington Heights (0.4% Native American/Other), and Elk Grove Village (0.3% Native American/Other). Mount Prospect is less Native American/Other than neighboring Des Plaines (0.6% Native American/Other), and Wheeling (1.3% Native American/Other).

Mount Prospect's Multiracial Population

1,382 residents of Mount Prospect, or 2.5% of the population, identify as Multiracial. The share of Multiracial residents in Mount Prospect is comparable to the share in Illinois overall, where 3.4% of the population is Multiracial. Mount Prospect ranks 1155th statewide in terms of Multiracial residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Mount Prospect's Multiracial population has grown by an estimated 3.3%. Multiracial residents' share of Mount Prospect's population has remained roughly unchanged at 2.5%.

Mount Prospect is more Multiracial than neighboring Prospect Heights (2.2% Multiracial), Wheeling (2.3% Multiracial), and Elk Grove Village (1.8% Multiracial). Mount Prospect is less Multiracial than neighboring Des Plaines (3% Multiracial), and Arlington Heights (3.3% 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.