Illinois' 6th Congressional District
Illinois · IL-06
Illinois' 6th Congressional District is one of 17 U.S. House districts in Illinois, represented in Congress by Sean Casten (Democrat). It is home to roughly 737,681 people, with a median age of 41.4. The population is about 70% White. The median household income is $97,675, and 43% of adults 25 and older hold a bachelor’s degree or higher. In the 2024 presidential election the district was highly competitive (D+5).
Representative
Current U.S. House member (source: house.gov).
Geography
IL-06 is shown in red. Click a neighboring district to open it, or zoom out to explore the country.
Covering 230 square miles, IL-06 is the 362nd-largest of the 435 congressional districts by land area. With about 3,207 residents per square mile, it is a heavily urban district. Its shape is irregular: the district's Polsby-Popper score of 0.18 ranks 334th of 435 nationally, where 1st is the most compact.
Presidential results
In the 2024 presidential election, 52% of IL-06 voters backed Kamala Harris and 47% Donald Trump — a D+5 margin. That is a 6.0-point shift toward the Republicans from 2020, when the district voted D+11.
Two-party presidential vote by district (source: The Downballot).
Who lives here
The median resident of the district is 41.4 years old; 22% of residents are under 18 and 19.1% are 65 or older. About 15.7% of residents were born outside the United States, and 25.4% speak a language other than English at home.
U.S. Census Bureau, American Community Survey (5-year estimates).
Economy & education
At $97,675, the district's median household income ranks 83rd of 435 districts nationwide. The typical owner-occupied home is worth $323,676, and the median rent is $1,411 a month. 7.4% of residents live below the poverty line, and workers average a 32.7-minute commute (15.6% work from home).
U.S. Census Bureau, American Community Survey (5-year estimates).