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    City311 Service RequestsCity of Chicago — 311 Service Requests received by the City of Chicago. This dataset includes requests created after the launch of the new 311 system on 12/18/2018 and some records...
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    CityTraffic Crashes - PeopleCity of Chicago — This data contains information about people involved in a crash and if any injuries were sustained. This dataset should be used in combination with the traffic Crash...
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    CityHospitals - ChicagoCity of Chicago — Hospitals in Chicago. To view or use these files, compression software, like WinZip, and special GIS software, such as ESRI ArcGIS, is required. The .dbf file may...
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    CityBoundaries - Wards (2023-)City of Chicago — Ward boundaries in Chicago from May 2023 onward, corresponding to the dates when a new City Council is sworn in, based on the immediately preceding elections. Neither...
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    CityCensus Data - Selected socioeconomic indicators in Chicago, 2008 – 2012City of Chicago — This dataset contains a selection of six socioeconomic indicators of public health significance and a “hardship index,” by Chicago community area, for the years 2008...
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    CityStrategic Subject List - HistoricalCity of Chicago — The program described below ended in 2019. This dataset is being retained for historical reference. The information displayed represents a de-identified listing of...
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    CityCOVID-19 Hospital Capacity Metrics - HistoricalCity of Chicago — NOTE: This dataset is historical-only as of 5/10/2023. All data currently in the dataset will remain, but new data will not be added. The recommended alternative...
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    CityVacant and Abandoned Buildings - ViolationsCity of Chicago — NOTE, 6/28/2021: There are changes and correction in this dataset. See http://dev.cityofchicago.org/open%20data/data%20portal/2021/06/28/vacant-abandoned.html for...
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    CityCOVID-19 Cases, Tests, and Deaths by ZIP Code - HistoricalCity of Chicago — NOTE: This dataset has been retired and marked as historical-only. Only Chicago residents are included based on the home ZIP Code as provided by the medical provider....
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    CityPerformance Metrics - Housing & Economic Development - Zoning Permit Scheduling And ReviewCity of Chicago — Customers applying for a Building permit will create a web-based on-line Building permit application. As part of an initial review within the Building permit process,...
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    CityInfluenza Risk Level by ZIP CodeCity of Chicago — This dataset contains the weekly estimated influenza risk level for each ZIP Code in Chicago. Estimates are made during flu season, which goes from MMWR week 40 to...
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    CityCensus_TractsCity of Chicago — Census tract boundaries in Chicago. The data can be viewed on the Chicago Data Portal with a web browser. However, to view or use the files outside of a web browser,...
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    CityParks - Facilities & Features - ShapefilesCity of Chicago — Facilities and features in Chicago parks. For more information, visit http://www.chicagoparkdistrict.com/facilities/search/. To view or use these shapefiles,...
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    CityGreen Roofs - ShapefileCity of Chicago — This map and corresponding dataset provide the location, satellite images and square footage of existing green roofs within the City of Chicago. This dataset is in...
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    CityCDPH Mental Health Resources - HistoricalCity of Chicago — NOTE: This dataset is no longer being updated but is being kept for historical reference. Comprehensive information about the Chicago Department of Public Health...
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    CityChicago Public Schools - Elementary School Attendance Boundaries SY2526City of Chicago — Attendance boundaries for elementary schools in the Chicago Public Schools district for school year 2025-2026. Generally, all students in the applicable elementary...
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    CityAverage Daily Traffic Counts - 2006City of Chicago — This dataset is historical. For recent data, we recommend using https://chicagotraffictracker.com. -- Average Daily Traffic (ADT) counts are analogous to a census...
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    CityMajor StreetsCity of Chicago — Major streets in Chicago. To view or use these files, compression software and special GIS software, such as ESRI ArcGIS, is required.
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    CityRailroads - KMLCity of Chicago — KML files of railroads in Chicago. To view or use these files, special GIS software such Google Earth is required.
