Joliet, IL Demographics

A map of Joliet's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	66,250	67,903	44.0%	45.2%
Hispanic	51,435	50,510	34.2%	33.6%
Black	24,069	23,814	16.0%	15.8%
Multiracial	4,731	4,567	3.1%	3.0%
Asian	3,539	2,927	2.4%	1.9%
Native American/Other	421	641	0.3%	0.4%

Joliet, Illinois has an estimated population of 150,445, a less than 1% change from the 150,362 recorded in the 2020 Census. The population is 44.0% White, 34.2% Hispanic, 16.0% Black, 3.1% Multiracial, 2.4% Asian, and 0.3% Native American/Other. This demographic dot map shows the population of Joliet, with one dot drawn for each person counted by the Census, color-coded by race.

Joliet has become slightly more racially diverse since the 2020 Census. It is considerably 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 Joliet, that probability was 65.7% in 2020 and 66.2% in the most recent ACS estimates.

Joliet is ranked the 4th 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). Joliet was ranked the 3rd most populous place in the 2020 Census.

Joliet's White Population

66,250 residents of Joliet, or 44.0% of the population, identify as White. The share of White residents in Joliet is considerably lower than in Illinois overall, where 58.1% of the population is White. Joliet ranks 1374th statewide in terms of White residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Joliet's White population has declined by an estimated 2.4%. White residents' share of Joliet's population has decreased from 45.2% to 44.0%.

Joliet is more White than neighboring Rockdale (39.5% White), and Sunnyland (39.4% White). Joliet is less White than neighboring Crystal Lawns (65.9% White), Shorewood (73.7% White), and Crest Hill (50.5% White).

Joliet's Black Population

24,069 residents of Joliet, or 16.0% of the population, identify as Black. The share of Black residents in Joliet is slightly higher than in Illinois overall, where 13.3% of the population is Black. Joliet ranks 105th statewide in terms of Black residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Joliet's Black population has grown by an estimated 1.1%. Black residents' share of Joliet's population has remained roughly unchanged at 16.0%.

Joliet is more Black than neighboring Rockdale (3.3% Black), Crystal Lawns (0% Black), Shorewood (5% Black), and Crest Hill (15% Black). Joliet is less Black than neighboring Sunnyland (34.5% Black).

Joliet's Asian Population

3,539 residents of Joliet, or 2.4% of the population, identify as Asian. The share of Asian residents in Joliet is slightly lower than in Illinois overall, where 5.9% of the population is Asian. Joliet ranks 247th statewide in terms of Asian residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Joliet's Asian population has grown by an estimated 20.9%. Asian residents' share of Joliet's population has increased from 1.9% to 2.4%.

Joliet is more Asian than neighboring Rockdale (1.8% Asian), Crystal Lawns (0% Asian), Sunnyland (0% Asian), and Shorewood (2.1% Asian).

Joliet's Hispanic Population

51,435 residents of Joliet, or 34.2% of the population, identify as Hispanic. The share of Hispanic residents in Joliet is significantly higher than in Illinois overall, where 18.8% of the population is Hispanic. Joliet ranks 62nd statewide in terms of Hispanic residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Joliet's Hispanic population has grown by an estimated 1.8%. Hispanic residents' share of Joliet's population has increased from 33.6% to 34.2%.

Joliet is more Hispanic than neighboring Crystal Lawns (31.6% Hispanic), Sunnyland (15.1% Hispanic), Shorewood (15.3% Hispanic), and Crest Hill (27% Hispanic). Joliet is less Hispanic than neighboring Rockdale (49.7% Hispanic).

Joliet's Native American/Other Population

421 residents of Joliet, or 0.3% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Joliet is comparable to the share in Illinois overall, where 0.5% of the population is Native American/Other. Joliet ranks 664th statewide in terms of Native American/Other residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Joliet's Native American/Other population has declined by an estimated 34.3%. Native American/Other residents' share of Joliet's population has remained roughly unchanged at 0.3%.

Joliet is more Native American/Other than neighboring Rockdale (0% Native American/Other), and Crystal Lawns (0% Native American/Other). Joliet is less Native American/Other than neighboring Sunnyland (9.7% Native American/Other), and Shorewood (1.8% Native American/Other).

Joliet's Multiracial Population

4,731 residents of Joliet, or 3.1% of the population, identify as Multiracial. The share of Multiracial residents in Joliet is comparable to the share in Illinois overall, where 3.4% of the population is Multiracial. Joliet ranks 915th statewide in terms of Multiracial residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Joliet's Multiracial population has grown by an estimated 3.6%. Multiracial residents' share of Joliet's population has remained roughly unchanged at 3.1%.

Joliet is more Multiracial than neighboring Crystal Lawns (2.5% Multiracial), Sunnyland (1.2% Multiracial), and Shorewood (2.1% Multiracial). Joliet is less Multiracial than neighboring Rockdale (5.7% Multiracial), and Crest Hill (4.8% 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.