data.cityofchicago.orgOUTDATED. See the current data at https://data.cityofchicago.org/d/fwns-qqic -- To view or use these files, compression software and special GIS software, such as ESRI ArcGIS, is required. To download, right-click the "Download" link above and choose "Save link as." This version of the data was posted 8/8/2012 and stayed live until 7/16/2015, when it was replaced with the list of aldermen inaugurated 5/18/2015, after allowing time for most office space arrangements to be finalized.https://data.cityofchicago.org/api/views/6pkd-zfe4engCity of Chicago Data PortalPublicFacilities & Geographic BoundariesWard Offices - Shapefiles (Deprecated May 2015) [Illinois--Chicago]Web servicesIllinois--ChicagoIllinois2015