This data includes 2009 precincts used for all elections 2010 thru 2011. The purpose of the feature class is to describe and locate election precincts in Cook County, Illinois...

This file contains the 2009 Scavenger Sale No Bid PIN's.

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...

The purpose of this dataset is to indicate a central location within (when a single feature) or among all the polygons (when a multi-part feature) that constitute that complete...

A list of Cook County facilites by address, main phone number, and 10-digit PIN. Data last updated August 30, 2011.

Political Townships in Cook County

Park Taxing Districts within Cook County

Archive of budget PDFs starting with fiscal year 2002.

Appeals for many years are currently missing from this dataset as we repopulate our system of record with updated records. We expect all missing appeals to be available again...

The County has prepared the ACFR in accordance with Generally Accepted Accounting Principles (GAAP). GAAP require that management provide a narrative introduction, overview and...

Political Townships in Cook County

2009 Tax Sale Registered Buyers. They are registered to purchase taxes on property that have not been paid for 2 years

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...

This data set contains a summary of cats, cows, dogs, ferrets, rabbits, and unknown animals in Cook County

Data last updated September 8th, 2011

As a public agency, the Office of the Chief Procurement Officer welcomes all vendors to participate in the open and competitive process. The buying plan contains hundreds of...

Community College Tax Districts in Cook County for tax year 2013.

Courtesy of MetroPulse

Fiscal Year 2014 Adopted and Adjusted Appropriations with Final Fiscal Year 2014 Expenditures and Fiscal Year 2015 Adopted Appropriation

TIF District boundaries. TIF districts receive money from property taxes by utilizing increases in the value of properties located in the TIF. There is no tax rate for TIF...