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Population Review

Illinois Population & Demographics

Illinois has a population of 12,692,653, ranking #6 among US states. The median household income is $81,702 and the median age is 38.9.

Illinois on US population map

US states by population — Illinois is #6

12,692,653

Population

#6

By Population

$81,702

Median Income

38.9

Median Age

Age Distribution

Under 5
5.6%
5–9
6.1%
10–14
6.5%
15–19
6.6%
20–24
6.4%
25–34
13.6%
35–44
13.2%
45–54
12.5%
55–59
6.5%
60–64
6.4%
65–74
9.8%
75–84
4.7%
85+
2.0%

Male: 49.4% · Female: 50.6%

Race & Ethnicity

White63.3%
Black or African American13.8%
Asian0.0%
American Indian & Alaska Native0.5%
Native Hawaiian & Pacific Islander0.4%
Two or More Races0.0%
Hispanic or Latino (any race)1.5%

Economy & Income

$81,702

Median Household Income

$45,104

Per Capita Income

8.2%

Poverty Rate

3.8%

Unemployment Rate

$112,993

Mean Household Income

61.2%

Employment Rate

Education

90.3%

High School Graduate+

37.2%

Bachelor's Degree+

Housing

$250,500

Median Home Value

$1,227

Median Rent

5,443,501

Total Housing Units

66.8%

Owner-Occupied

33.2%

Renter-Occupied

8.1%

Vacant

Commute

6.4%

Drive Alone

2.7%

Carpool

14.0%

Work From Home

28.1 min

Avg Commute

Largest Cities in Illinois

#CityPopulationMedian IncomeMedian Home Value
1Chicago city2,707,648$75,134$315,200
2Aurora city179,867$90,109$260,400
3Joliet city149,785$88,026$248,600
4Naperville city149,424$150,937$509,900
5Rockford city147,649$53,328$120,900
6Elgin city114,106$88,316$252,400
7Springfield city113,714$65,537$155,200
8Peoria city112,126$58,716$149,500
9Waukegan city88,919$70,578$177,600
10Champaign city88,822$57,544$199,700
11Cicero town83,223$68,548$236,000
12Bloomington city78,703$75,449$198,800
13Schaumburg village76,780$94,690$312,200
14Evanston city76,552$95,766$472,300
15Arlington Heights village76,220$118,532$403,200
16Bolingbrook village73,813$107,552$295,500
17Decatur city70,368$50,809$97,300
18Palatine village66,548$95,950$347,900
19Skokie village66,427$93,550$368,600
20Des Plaines city59,408$94,303$318,200

Counties in Illinois

#CountyPopulationMedian Income
1Cook County5,185,812$81,797
2DuPage County927,263$110,502
3Lake County711,885$108,917
4Will County698,450$107,799
5Kane County516,097$100,678
6McHenry County311,366$102,836
7Winnebago County283,289$64,363
8Madison County264,631$74,800
9St. Clair County254,777$70,178
10Champaign County206,098$63,091
11Sangamon County195,217$74,114
12Peoria County179,831$64,938
13McLean County170,882$78,329
14Rock Island County142,995$66,768
15Kendall County135,053$110,474
16Tazewell County130,555$76,704
17LaSalle County109,049$72,281
18Kankakee County106,833$68,325
19Macon County102,591$62,449
20DeKalb County100,512$69,022

Frequently Asked Questions

Illinois has a population of 12,692,653 according to the Census ACS 2023 5-Year estimates, making it the #6 most populated state.

The median household income in Illinois is $81,702, with a per capita income of $45,104. 8.2% of the population lives below the poverty level.

Illinois is 63.3% White, 13.8% Black, 0.0% Asian, and 1.5% Hispanic/Latino.

Data from the American Community Survey (ACS) 5-Year estimates. The ACS surveys approximately 3.5 million households annually. Percentages may not total 100% due to rounding.