-
Employee Payroll
Employee payroll data for all Cook County employees excluding Forest Preserves, indicating amount of base salary paid to an employee during the County fiscal quarter. Salaries... -
Medical Examiner - Unclaimed Persons
This dataset contains our most up to date list of Unclaimed Persons found in Cook County. If you feel you are the next of kin to any of the individuals listed, Please contact... -
Medical Examiner Case Archive
Effective April 1, 2022, the Cook County Medical Examiner’s Office no longer takes jurisdiction over hospital, nursing home or hospice COVID-19 deaths unless there is another... -
Assessor - Parcel Sales
Update 10/31/2023: Sales are no longer filtered out of this data set based on deed type, sale price, or recency of sale for a given PIN with the same price. If users wish to... -
Procurement - Awarded Contracts & Amendments
Click on the link to see or download a PDF of the contract. This dataset contains new contracts and amendments. Amendments may be contract extensions, renewals, increases,... -
Cook County Address Points
This dataset contains address points for addresses in Cook County. An ESRI Service is available at: https://hub-... -
Assessor - Commercial Valuation Data
Commercial valuation data collected and maintained by the Cook County Assessor's Office, from 2021 to present. The office uses this data primarily for valuation and reporting.... -
Do I Need an Account?
A reference table indicating what actions require a user to have an Open Data account to complete. -
Board of Review Appeal Decision History
Historic land, building, and total assessed values for all Cook County parcels appealed with the Board of Review, from 2010 to present. The Board of Review uses these values for... -
Animal Control - Area Animal Shelters, Agencies, and Emergency Hospitals
This dataset contains Local Animal Shelters and Animal Control Agencies for Locating Lost Pet and Veterinary Emergency Hospitals around Cook County -
Human Rights - Decisions
Decisions that have been entered by the Cook County Commission on Human Rights as they pertain to complaints filed since the year 2000. A previous version of the dataset... -
Assessor - Parcel Universe (Current Year Only)
A current-year-only universe of Cook County parcels with attached geographic, governmental, and spatial data. When working with Parcel Index Numbers (PINs) make sure to zero-pad... -
Cook County Municipalities with City Hall Addresses and URLs
Cook County is home to over 130 municipalities. This dataset lists each of those municipalities along with their websites and city hall locations -
Public Health - Suburban Cook County - Selected Causes of Death
This data is compiled by the Cook County Department of Public Health using data from the Illinois Department of Public Health Vital Statistics. It includes the annual number of... -
Campaign Contributions - Restricted Contractors
Under Cook County Ethics Code Section 2-585, campaign contributions to County elected officials are limited to $1,500 per calendar year if the contributor is currently doing or... -
Department of Revenue - Revenue Collected by Tax Type - December 2011 to June 2012
Total revenue collected by tax type per month. Data covers December 2011 through June 2012. -
2010 U.S. Census Mail Return Rates and Demographics by Tract
2010 U.S. Census Mail Return Rates and Demographics by Tract for Cook County. According to the US Census, tracts that fell below the 73% threshold were designated as containing...
Official websites use .gov
A
.gov website belongs to an official government
organization in the United States.
Secure .gov websites use HTTPS
A
lock (
) or https:// means you’ve safely connected to
the .gov website. Share sensitive information only on official,
secure websites.