Datasets
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Divvy Bicycle Stations
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. For a list... -
City-Owned Land Inventory
Property currently or historically owned and managed by the City of Chicago. Information provided in the database, or on the City’s website generally, should not be used as a... -
Taxi Trips (2024-)
Taxi trips, starting January 2024, reported to the City of Chicago in its role as a regulatory agency. To protect privacy but allow for aggregate analyses, the Taxi ID is... -
Public Chauffeurs
List of City of Chicago licensed Public Chauffeurs, who may operate a licensed Taxicab, Livery, or Pedicab. Horse-Drawn Carriage license historical records appear; but are no... -
Influenza Risk Level by ZIP Code
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 week 20 of... -
House Share Restricted Residential Zone Precincts
The Chicago City Code, Chapter 4-17, allows for shared housing rentals to be prohibited or restricted in specified precincts. This dataset shows those precincts for which such... -
Traffic Crashes - Crashes
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). Data are... -
FOIA Request Log - Human Resources
FOIA requests received by Human Resources as of December 29, 2026 -
Inpatient, Emergency Department, and Outpatient Visits for Respiratory Illnesses
This dataset includes aggregated weekly data on the percent of emergency department visits and the percent of hospital inpatient admissions due to influenza-like illness (ILI),... -
FOIA Request Log - Finance
FOIA requests received by Finance, which includes Benefits Management, as of May 1, 2010 -
FOIA Request Log - City Clerk
FOIA requests received by the Office of the Chicago City Clerk as of May 1, 2010 -
Taxi Medallion Transfers
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 change in... -
Provisional Deaths Due to Respiratory Illnesses
The Chicago Department of Public Health (CDPH) receives weekly deidentified provisional death certificate data for all deaths that occur in Chicago, which can include both... -
Ordinance Violations
Note: For questions related to a specific violation or code requirements, please contact the department that issued the violation notice. For questions regarding the hearings... -
Traffic Crashes - Vehicles
This dataset contains information about vehicles (or units as they are identified in crash reports) involved in a traffic crash. This dataset should be used in conjunction with... -
COVID-19 Vaccination Coverage, Citywide
NOTE: This dataset replaces two previous ones. Please see below. Chicago residents who are up to date with COVID-19 vaccines, based on the reported address, race-ethnicity, sex,... -
Influenza Vaccination Coverage, Citywide
Chicago residents who are up to date with influenza vaccines, based on the reported address, race-ethnicity, sex, and age group of the person vaccinated, as provided by the... -
COVID-19 Vaccination Coverage, Region (HCEZ)
NOTE: This dataset replaces a previous one. Please see below. Chicago residents who are up to date with COVID-19 vaccines by Healthy Chicago Equity Zone (HCEZ), based on the... -
Relocated Vehicles
This dataset presents current and former locations of vehicles that have been relocated by the City of Chicago within the last 90 days. Vehicles may be relocated, but not... -
Lobbyist Data - Gifts
Every gift made by a registered lobbyist during the reporting period to an official or employee of the City. See...