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City
Business Owners
City of Chicago —
This dataset contains the owner information for all the accounts listed in the Business License Dataset, and is sorted by Account Number. To identify the owner of a... -
City
Inpatient, Emergency Department, and Outpatient Visits for Respiratory Illnesses
City of Chicago —
This dataset includes aggregated weekly data on the percent of emergency department visits and the percent of hospital inpatient admissions due to influenza-like... -
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
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
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
Socioeconomically Disadvantaged Areas
City of Chicago —
Areas of Chicago, based on census tracts, that are the most socioeconomically disadvantaged, for the purpose of promoting equitable hiring within areas of economic... -
City
Ward Offices
City of Chicago —
List of alderman, office address, phone number, and website for all 50 Chicago wards. To attempt to make historical versions of this dataset more available, "Dataset... -
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... -
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
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
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
Transportation Network Providers - Trips (2025-)
City of Chicago —
All trips, starting January 2025, reported by Transportation Network Providers (sometimes called rideshare companies) to the City of Chicago as part of routine... -
City
Life Safety Evaluations (Deprecated 2015)
City of Chicago —
OUTDATED. This dataset is not updated after 2015 due to changes in how the source data are maintained. For current information about high-rise buildings required to... -
City
Green Roofs - Shapefile
City 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... -
City
Divvy Bicycle Stations
City of Chicago —
A list of the stations where one can pick up and return bicycles from the Divvy bicycle sharing system (http://divvybikes.com/). This dataset contains all stations.... -
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
Boundaries - Zoning Districts (current)
City of Chicago —
Zoning district boundaries by type and classification.Chicago is divided into zoning districts that regulate land use activities across the city. Data is based on the... -
City
Beach Lab Data
City of Chicago —
The Chicago Park District collects and analyzes water samples from beaches along Chicago’s Lake Michigan lakefront. The Chicago Park District partners with the... -
City
Performance Metrics - Transportation - Street Lights All Out
City of Chicago —
The Chicago Department of Transportation (CDOT) oversees approximately 250,000 street lights that illuminate arterial and residential streets in Chicago. CDOT...