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County
Employee Payroll
Cook County of Illinois —
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.... -
County
Medical Examiner - Unclaimed Persons
Cook County of Illinois —
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... -
County
Medical Examiner Case Archive
Cook County of Illinois —
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... -
County
Assessor - Parcel Sales
Cook County of Illinois —
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... -
County
Procurement - Awarded Contracts & Amendments
Cook County of Illinois —
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,... -
County
Assessor - Commercial Valuation Data
Cook County of Illinois —
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... -
County
Do I Need an Account?
Cook County of Illinois —
A reference table indicating what actions require a user to have an Open Data account to complete. -
County
Board of Review Appeal Decision History
Cook County of Illinois —
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... -
County
Public Health - Suburban Cook County - Selected Causes of Death
Cook County of Illinois —
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... -
County
Procurement - Bid Tabulations
Cook County of Illinois —
The bid tabulations provided herein are preliminary and are for informational purposes only. The purpose of providing this preliminary information is to improve... -
County
Cook County Address Points
Cook County of Illinois —
This dataset contains address points for addresses in Cook County. An ESRI Service is available at: https://hub-... -
County
Heights Crematory Cremated Remains
Cook County of Illinois —
The Cook County Medical Examiner’s Office is working to reunite family members and loved ones of decedents who made final arrangements for cremation with Heights... -
County
Human Rights - Decisions
Cook County of Illinois —
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... -
County
Assessor - Parcel Universe (Current Year Only)
Cook County of Illinois —
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... -
County
Cook County Municipalities with City Hall Addresses and URLs
Cook County of Illinois —
Cook County is home to over 130 municipalities. This dataset lists each of those municipalities along with their websites and city hall locations -
County
Animal Control - Area Animal Shelters, Agencies, and Emergency Hospitals
Cook County of Illinois —
This dataset contains Local Animal Shelters and Animal Control Agencies for Locating Lost Pet and Veterinary Emergency Hospitals around Cook County -
County
Assessor - Appeals
Cook County of Illinois —
Land, building, and total assessed values, pre and post-appeal with the Cook County Assessor’s office, for all Cook County parcels, from 1999 to present. The... -
County
Department of Revenue - Revenue Collected by Tax Type - December 2011 to June 2012
Cook County of Illinois —
Total revenue collected by tax type per month. Data covers December 2011 through June 2012. -
County
Campaign Contributions - Restricted Contractors
Cook County of Illinois —
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...