119th Congress · IL-1

Illinois's 1st Congressional District

Illinois's 1st Congressional District (IL-1) has a population of 748,580. The median household income is $71,207 and the median age is 39.8.

748,580

Population

1224

People / sq mi

$71,207

Median Income

39.8

Median Age

IL-1 covers 612 sq mi of land at 1224.1 people per square mile.

Race & Ethnicity

White	39.2%
Black or African American	48.8%
Asian	0.0%
Hispanic or Latino (any race)	1.1%

Economy & Income

$71,207

Median Household Income

$38,648

Per Capita Income

11.3%

Poverty Rate

6.2%

Unemployment

Housing

$256,900

Median Home Value

$1,142

Median Rent

62.0%

Homeownership

Education

91.3%

High School+

32.1%

Bachelor's+

Other Illinois Congressional Districts

IL-2 (743,574)IL-3 (739,856)IL-4 (733,798)IL-5 (746,503)IL-6 (746,605)IL-7 (737,077)IL-8 (749,409)IL-9 (743,003)IL-10 (752,196)IL-11 (750,921)IL-12 (748,190)IL-13 (747,026)IL-14 (759,546)IL-15 (749,694)IL-16 (750,034)IL-17 (746,641)All US districts →

Largest cities in Illinois

Chicago city (2,707,648)Aurora city (179,867)Joliet city (149,785)Naperville city (149,424)Rockford city (147,649)Elgin city (114,106)Springfield city (113,714)Peoria city (112,126)

Largest counties in Illinois

Cook County (5,185,812)DuPage County (927,263)Lake County (711,885)Will County (698,450)Kane County (516,097)McHenry County (311,366)Winnebago County (283,289)Madison County (264,631)

State rankings

Densest States by Population per Square Mile Least Densely Populated States US States by Land Area Populated States Oldest States by Median Age Youngest States by Median Age Racially Diverse States States With Largest Hispanic Population States With Largest Black Population States With Largest Asian Population All rankings →

Common questions about IL-1

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Frequently Asked Questions

Illinois's 1st Congressional District (IL-1) has a population of 748,580 according to the latest Census ACS 5-Year estimates. Each US Congressional District is drawn to be roughly equal in population (~760K people).

The median household income in Illinois's 1st Congressional District is $71,207, with a per capita income of $38,648.

Illinois's 1st Congressional District is 39.2% White, 48.8% Black, 0.0% Asian, and 1.1% Hispanic or Latino, per Census ACS data.

More from Illinois

Illinois demographic profile

Statewide demographics

All US Congressional Districts

435 House districts

US States by Population

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Sources: US Census Bureau ACS 5-Year Estimates

Data for Illinois's 1st Congressional District (119th Congress) from the American Community Survey 5-Year estimates. Land area from the Census Gazetteer files. Congressional districts are redrawn after each decennial Census; the 119th Congress (current) uses post-2020 boundaries.