Datasets
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Assessor [Archived 05-31-2023] - Parcel Universe
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-... -
2015_Elementary_School_Tax_District
Elementary School Taxing Districts in Cook County -
Assessor [Archived 05-11-2022] - Cook County Property Assessments
Every assessed value in Cook County 2010 to 2020, and appeal indicators. Each PIN has three stages of assessments each year: CCAO Mailed, CCAO Certified, and Board of Review... -
Adoption & Child Custody Advocacy - Home Investigation Data - 2008
The department is court ordered to complete a home investigation to determine if potential adoptive family whom is seeking permanency is suitable for placement. This data... -
Budget - Fiscal Year 2016 Executive Recommendation - Budget Summary By Object Classification
Executive Recommendation for the Fiscal Year 2016 Budget Department Line Item Budget. For more information on the budget and schedule of public hearings see... -
AP_AREA_10
This Address Point feature class contains one point for every address in Survey Township 10 (Township 41 N, Range 13 E; see ccgisdata - Survey Township (Area) 2014). -
Historical - ccgismap - Area 07 Schaumburg Township
Cook County GIS Dept map of Schaumburg Township in a pdf format. Includes streets and municipalities. -
Board of Ethics - Notices of Determination
By ordinance, the investigations and considerations by the Board of Ethics of potential violations of the Ethics Ordinance are confidential. County Code, § 2-592. As a matter of... -
Facilities Management - Closed Cells as of September 9th, 2011
A Chart showing Cook County Department of Corrections -- Closed Cells. A closed cell is unable to house inmates. -
Historical - ccgismap - Area 08 Elk Grove and Jefferson Township
Cook County GIS Dept map of Elk Grove and Jefferson Township in a pdf format. Includes streets and municipalities. -
Budget Management - Daily Appropriations Report
Data from September 19, 2011. A daily report on the budgets of Cook County Government agencies and departments. -
2001Parcels
The Parcel 2001 feature contains tax parcel polygons for the 2001 property tax assessment at the County. This feature reflects tax parcel polygons as they existed from 1/1/2001... -
Facilities Management - Closed Cells as of July 22, 2011
A chart showing Cook County Department of Corrections Closed Cells as of July 22, 2011 -
Facilities Managment - Closed Cells as of Aug 5, 2011
A chart showing Cook County Department of Corrections Closed Cells as of August 5, 2011 -
Fiscal Year 2017 Preliminary Budget - Special Purpose Fund Outlook
Special Purpose Fund Outlook for Fiscal Year 2017. FY17 Ending Fund Balance Estimate calculated in accordance to FY17 Executive Expenditure Estimate. This data was released as... -
Facilities Management - Natural Gas Usage - 2006 through part of 2011
Natural Gas usage and cost at facilities by month during Fiscal Years 2006 through May 2011. -
Assessor [Archived 05-11-2022] - Residential COVID Adjustment Replication Data
In response to the 2020 COVID-19 pandemic and its anticipated effects on the residential real estate market, the Cook County Assessor will adjust residential assessments. This... -
Historical - ccgismap - Area 12 Jefferson, Norwood Park & West Townships
Cook County GIS Dept map of Jefferson, Norwood Park & West Townships in a pdf format. Includes streets and municipalities. -
Treasurer - 2009 Scavenger Sale No-bid PINS
This file contains the 2009 Scavenger Sale No Bid PIN's. -
Parcel_2007
The Parcel 2007 feature contains tax parcel polygons for the 2007 property tax assessment at the County. This feature reflects tax parcel polygons as they existed from 1/1/2007...