Cook_County_GISCreated for all users to view and understand State Representative District boundaries within Cook County, Illinois. The Illinois State Representative Districts will be effective on January 11, 2023 and are based on the 2020 Census. The Illinois State Representative Districts were received from the Illinois State Board of Elections via download on Jan. 21, 2022 from the following webpage: https://www.elections.il.gov/agencyforms/Redistricting%202022%20Shape%20Files/ Cook County GIS projected the data in the local datum: NAD 1983 StatePlane Illinois East FIPS 1201 (US Feet). Cook County GIS also trimmed the districts using the Cook County boundary to only show the districts within the border of Cook County.ArcGIS DynamicMapLayerhttps://hub.arcgis.com/datasets/dc242b0364e640a795c21cd8eaaca63f_11engCook CentralPublicIllinois State Representative District, effective Jan. 11, 2023 [Illinois--Cook County]Web servicesIllinois--Cook CountyIllinois2023