Datasets
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CDPH Environmental Enforcement
Municipal and State code violation notices issued by the Department of Environment (DOE) from January, 1993 to December 31, 2012 and by the Department of Public Health (CDPH)... -
Foreclosed Rental Property
Foreclosed rental properties registered with the Chicago Department of Housing under the Keep Chicago Renting ordinance. Prior to 12/12/2022, Owner and Owner Management Agent... -
Towed Vehicles
This dataset displays location for vehicles that have been towed and impounded by the City of Chicago within the last 90 days. Illegally parked vehicles, abandoned vehicles and... -
Health Alert Network Alerts
Public alerts for the Chicago Department of Public Health's (CDPH) Health Alert Network (HAN). The HAN provides CDPH with the capacity for quick, efficient, reliable, and secure... -
Building Permits
This dataset includes information about building permits issued by the City of Chicago from 2006 to the present, excluding permits that have been voided or revoked after... -
Current Employee Names, Salaries, and Position Titles
This dataset is a listing of all active City of Chicago employees, complete with full names, departments, positions, employment status (part-time or full-time), frequency of... -
Beach E. coli Predictions
The Chicago Park District issues swim advisories at beaches along Chicago's Lake Michigan lakefront based on E. coli levels. This dataset shows predicted E. coli levels based on... -
Additional Dwelling Unit Preapproval Applications
Applications for preapprovals for Additional Dwelling Units (ADUs) received by the Department of Housing pursuant to the December 2020 ADU Ordinance. After issuance of an ADU... -
Crimes - One year prior to present
This dataset reflects reported incidents of crime (with the exception of murders where data exists for each victim) that have occurred in the City of Chicago over the past year,... -
Potholes Patched
Potholes patched. For the previous seven days in map form, see https://data.cityofchicago.org/d/caad-5j9e. -
Libraries - 2025 Holds Placed by Location
Patrons may place holds on desired materials either online or by contacting any CPL location. Chicago Public Library consists of the Harold Washington Library Center, Sulzer,... -
My CHI. My Future. Programs
My CHI. My Future. is a citywide initiative to connect all youth and teens to out-of-school programs. Using this dataset, the associated map, or the MCMF site... -
Chicago Public Library Events
Events hosted by the Chicago Public Library. Only events that have not yet occurred are shown. -
COPA Cases - By Complainant or Subject
Complaints received by the Civilian Office of Police Accountability and its predecessor agency. A case will generate multiple rows, sharing the same LOG_NO if there are multiple... -
Libraries - 2025 Computer Sessions by Location
The Chicago Public Library offers one-hour computer sessions and 15-minute computer sessions. Chicago Public Library consists of the Harold Washington Library Center, Sulzer,... -
Sex Offenders
Description: Pursuant to the Sex Offender and Child Murderer Community Notification Law, 730 ILCS 152/101,et seq., the Chicago Police Department maintains a list of sex... -
311 Service Requests
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 from the... -
Micro-Market Recovery Program - Violations and Inspections
The City of Chicago launched the Micro-Market Recovery Program (MMRP), a coordinated effort among the City, not-for-profit intermediaries, and non-profit and for-profit capital... -
COPA Cases - By Involved Officer
Complaints received by the Civilian Office of Police Accountability and its predecessor agency. A case will generate multiple rows, sharing the same LOG_NO if there are multiple... -
Traffic Crashes - People
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 and Vehicle...