Illinois's 4th House of Representatives district

Illinois's 4th House of Representatives district is a Representative district within the Illinois House of Representatives located in Cook County, Illinois. It has been represented by Democrat Lilian Jiménez since December 15, 2022. The district was previously represented by Democrat Delia Ramirez from 2018 to 2022.

The district covers parts of Chicago and of Chicago's neighborhoods, it covers parts of Austin, Belmont Cragin, Hermosa, Humboldt Park, and West Town.