The district was established in 1994, when the board transitioned from holding elections in individual districts, as opposed to the previous practice of having two multi-member districts districts: one for ten members from the city of Chicago and another for seven members from suburban Cook County.[1]
Geography
Since its inception, the district has represented parts of the South Side of Chicago and the southwest suburbs of Cook County.
1994 boundaries
In its initial 1994 iteration, the district encompassed parts of the South Side of Chicago as well as the southwest suburbs of Cook County.[2]
In regards to townships and equivalent jurisdictions, the district's redistricted boundaries included portions of the city of Chicago and portions of Thornton Township.[4]
In regards to townships and equivalent jurisdictions, it included portions of the city of Chicago and portions of Bloom, Thornton and Worth townships.[8]
The portion of Chicago represented by the district was in the extreme southwest edge of the city, including the Lake Calumet region.[6][7]
The district was 57.57 square miles (36,844.00 acres).[9]
2022 redistricting
The district, as redistricted in 2022 following the 2020 United States Census covers similar boundaries as its previous incarnation. It includes portions of the city of Chicago and portions of Bloom, Thornton, and Worth townships. The portion located in the Worth Township is an exceptionally small sliver of area.[10]
Politics
All commissioners representing this district, since its inception, have been Democrats. The district has voted strongly Democratic in its Cook County Board of Commissioners elections.