The 7th congressional district of Illinois covers parts of Cook County, as of the 2023 redistricting that followed the 2020 census. All or parts of Broadview, Bellwood, Chicago, Forest Park, Hillside, Oak Park, La Grange Park, Maywood, and Westchester are included. Democrat Danny K. Davis has represented the district since January 1997. With a Cook Partisan Voting Index rating of D+36, it is the most Democratic district in Illinois.