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Traffic Crashes - Crashes
City of Chicago —
Crash data shows information about each traffic crash on city streets within the City of Chicago limits and under the jurisdiction of Chicago Police Department (CPD).... -
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Violence Reduction - Victims of Homicides and Non-Fatal Shootings
City of Chicago —
This dataset contains individual-level homicide and non-fatal shooting victimizations, including homicide data from 1991 to the present, and non-fatal shooting data... -
City
CTA - Ridership - Daily Boarding Totals
City of Chicago —
This dataset shows systemwide boardings for both bus and rail services provided by CTA, dating back to 2001. Daytypes are as follows: W = Weekday, A = Saturday, U =... -
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Chicago Population Counts
City of Chicago —
Population totals for groupings commonly used in other datasets. Not all values are available for all years. Note that because the "Citywide" rows roll up the values... -
City
Violence Reduction - Victim Demographics - Aggregated
City of Chicago —
This dataset contains aggregate data on violent index victimizations at the quarter level of each year (i.e., January – March, April – June, July – September, October... -
City
ACS 5 Year Data by Community Area
City of Chicago —
Selected variables from the most recent ACS Community Survey (Released 2023) aggregated by Community Area. Additional years will be added as they become available.... -
City
Traffic Crashes - People
City 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... -
City
Census_Tracts
City 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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Business Licenses
City of Chicago —
NOTE, 9/25/2025 - We have populated the Address column for additional records. Business licenses issued by the Department of Business Affairs and Consumer Protection... -
City
Chicago Traffic Tracker - Historical Congestion Estimates by Segment - 2024-Current
City of Chicago —
This dataset contains the historical estimated congestion for over 1,000 traffic segments, starting 6/11/2024 (except for a single time slice on 3/8/2024). Older... -
City
Transportation Network Providers - Trips (2023-2024)
City of Chicago —
All trips in 2023-2024 reported by Transportation Network Providers (sometimes called rideshare companies) to the City of Chicago as part of routine reporting... -
City
Chicago Energy Benchmarking
City of Chicago —
The Chicago Building Energy Use Benchmarking Ordinance calls on existing municipal, commercial, and residential buildings larger than 50,000 square feet to track... -
City
Building Permits
City of Chicago —
Note, 10/15/2025: We have added a PERMIT_CONDITION column. This dataset includes information about building permits issued by the City of Chicago from 2006 to the... -
City
Building Footprints
City of Chicago —
Building footprints in Chicago. Metadata may be viewed and downloaded here. This dataset is in a format for spatial datasets that is inherently tabular but allows for... -
City
Employee Payroll Data (FMPS Payroll Costing)
City of Chicago —
Note, 7/10/2025: Please see this article for information on a change to the EMPLOYEE DATASET ID column and this article for information on a data correction. Welcome... -
City
Sidewalk Cafe Permits
City of Chicago —
A list of permits for sidewalk cafes -- outdoor restaurant seating on the public way. Businesses may begin sidewalk cafe operations on March 1 and operate through... -
City
Public Health Services- Chicago Primary Care Community Health Centers
City of Chicago —
Locations and contact information for Chicago primary care community health clinics (including all federally qualified health centers and similar community health... -
City
Traffic Crashes - Vision Zero Chicago Traffic Fatalities
City of Chicago —
Traffic fatalities within the City of Chicago that are included in Vision Zero Chicago (VZC) statistics. Vision Zero is Chicago’s commitment to eliminating fatalities... -
City
Taxi Medallion Transfers
City of Chicago —
Operation of a taxi cab in Chicago requires a City-issued medallion. These medallions may be sold on the open market, with the City of Chicago recording the sale and... -
City
Mosquito Counts
City of Chicago —
Counts of mosquitoes by year, week, and species collected by the Chicago Department of Public Health (CDPH) Environmental Health program. CDPH maintains an...