Cook County of Illinois
Overview
- Type: County Government
- Total datasets: 496
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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 are paid to...
Search relevance: 1.00 | Views last month: 117 | Catalog Last Checked: August 01, 2026 at 06:16 AM -
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 factor that falls...
Search relevance: 1.00 | Views last month: 33 | Catalog Last Checked: August 04, 2026 at 10:35 PM -
This dataset contains our most up to date list of unclaimed persons found in Cook County. An unclaimed person is a deceased individual who has been positively identified and has been examined by...
Search relevance: 1.00 | Views last month: 30 | Catalog Last Checked: August 04, 2026 at 10:36 PM -
This dataset contains new contracts and amendments procured by Cook County. This includes approved blanket purchase agreements (BPAs), contract purchase agreements (CPAs), and standard purchase...
Search relevance: 1.00 | Views last month: 23 | Catalog Last Checked: August 01, 2026 at 06:16 AM -
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 them to 14...
Search relevance: 1.00 | Views last month: 23 | Catalog Last Checked: August 04, 2026 at 10:36 PM -
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 recreate the former...
Search relevance: 1.00 | Views last month: 22 | Catalog Last Checked: August 04, 2026 at 10:36 PM -
Situs and mailing addresses of Cook County parcels. Used by the Assessor's office to mail assessment notices. This dataset was updated in March 2026 to include both owner and taxpayer...
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This dataset is sourced from the Illinois Department of Public Health and curated by the Cook County Department of Public Health. It covers a select set of causes of death across the County...
Search relevance: 1.00 | Views last month: 20 | Catalog Last Checked: August 01, 2026 at 06:16 AM -
Under Illinois law, the Treasurer’s Office is required to hold an Annual Tax Sale. The sale is held once a year, sometime after the Second Installment. If property taxes for the immediately...
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Single and multi-family (less than 7 units) property characteristics collected and maintained by the Assessor's Office for all of Cook County, from 1999 to present. The office uses this data...
Search relevance: 1.00 | Views last month: 16 | Catalog Last Checked: August 04, 2026 at 10:36 PM -
This dataset comprises of Collective Bargaining Agreements negotiated by bargaining units and ratified by the Cook County Board of Commissioners.
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Cook County GIS Dept map of Bloom Township in a pdf format. Includes streets and municipalities.
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: August 01, 2026 at 06:16 AM -
This dataset contains address points for addresses in Cook County. An ESRI Service is available at: https://hub-cookcountyil.opendata.arcgis.com/datasets/5ec856ded93e4f85b3f6e1bc027a2472_0/ Data...
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: August 01, 2026 at 06:15 AM -
A complete, historic universe of Cook County parcels with attached geographic, governmental, and spatial data. When working with Parcel Index Numbers (PINs) make sure to zero-pad them to 14...
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: August 04, 2026 at 10:36 PM -
Cook County is home to over 130 municipalities. Our list gives each one along with the City Hall Address and URL.
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: August 06, 2025 at 10:38 AM -
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. This dataset...
Search relevance: 1.00 | Views last month: 10 | Catalog Last Checked: August 01, 2026 at 06:16 AM -
Parcels with property tax-exempt status across all of Cook County per tax year, from Tax Year 2022 on, with geographic coordinates and addresses. Properties of religious, charitable, and...
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Residential condominium unit characteristics collected and maintained by the Assessor's office for all of Cook County, from 1999 to present. The office uses this data primarily for valuation,...
Search relevance: 1.00 | Views last month: 10 | Catalog Last Checked: August 04, 2026 at 10:35 PM -
The Independent Inspector General submits a Quarterly Report to the President and the County Board. The Quarterly Report is released the 15th day of January, April, July, and October of each year....
Search relevance: 1.00 | Views last month: 8 | Catalog Last Checked: August 01, 2026 at 06:16 AM -
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 deaths, crude and...
Search relevance: 1.00 | Views last month: 8 | Catalog Last Checked: August 01, 2026 at 06:16 AM
