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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... -
Historical - ccgismap - Area 11 Leyden, Norwood Park & Jefferson Townships
Cook County GIS Dept map of Leyden, Norwood Park & Jefferson Townships in a pdf format. Includes streets and municipalities. -
Assessor - Assessed Values
Land, building, and total assessed values for all Cook County parcels, from 1999 to present. The Assessor's Office uses these values for reporting, evaluating assessment... -
Human Resources - Collective Bargaining Agreements
The following are the Collective Bargaining Agreements for Cook County for the periods of 2004-2008, 2008-2010, 2012-2017, 2017-2020 and 2020-2024/2025. -
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 - Residential Condominium Unit Characteristics
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... -
Assessor - Neighborhood Boundaries
Neighborhood polygons used by the Cook County Assessor's Office for valuation and reporting. These neighborhoods are specific to the Assessor. They are intended to represent... -
Procurement - Bid Tabulations
The bid tabulations provided herein are preliminary and are for informational purposes only. The purpose of providing this preliminary information is to improve process... -
CCP Invoice Register
This dataset provides a cumulative record of payment and invoice details for County suppliers, vendors and other payees. Data is from December 1, 2016 to present. Payment data... -
Assessor [Archived 05-11-2022] - Sales
Real estate sales data used by the Cook County Assessor to estimate Fair Cash Values for the purpose of property taxation. Deeds that include multiple PIN numbers are excluded... -
Inspector General - Public Statements
The Independent Inspector General is authorized to issue public statements in two circumstances: When an investigation that exonerates an individual who is publicly known to... -
Historical - ccgismap - Cook County Commissioner District 16
Cook County GIS Dept map of Commissioner District 16 -
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... -
Zoning Board of Appeals Public Hearings
Archive of Public Hearing Notices for the Cook County Zoning Board of Appeals. Regularly scheduled ZBA meetings are open to the public and may be attended in person or online.... -
Assessor [Archived 05-11-2022] - Residential Sales Data
This is the data set of residential sales used by the Cook County Assessor in their Computer Assisted Mass Appraisal system used to assess residential property values. This data... -
ccgisdata - Parcel 2021
The Parcel 2021 feature contains tax parcel polygons for the 2021 property tax assessment at the County. This feature reflects tax parcel polygons as they existed from 1/1/2021... -
Assessor [Archived 05-11-2022] - Property Locations
This data set includes property locations and attached spatial data for all Cook County parcels. Spatial matching was based on parcel centroids. Older properties may be missing... -
CC Municipal Incorporation Inventory
Department of GIS sponsored Municipal Incorporation Inventory (MII) project. The following agencies participated in this project: The Cook County Recorder of Deeds, Cook County...
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