The feature class Right-of-Way indicates tax exempt rights-of-way digitized from recorded plats.

The feature class Right-of-Way indicates tax exempt rights-of-way digitized from recorded plats.

The feature class LOT contains lot polygons as shown on the tax map.

The Parcel 2015 feature contains tax parcel polygons for the 2015 property tax assessment at the County. This feature reflects tax parcel polygons as they existed from 1/1/2015 through 12/31/2015. Each parcel is uniquely identified with a Property Index Number (PIN).

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 for general use by the public and business requirements of the Cook County Election Department, the Clerk's Office, and the Illinois Board of Elections.

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 for general use by the public and business requirements of the Cook County Election Department, the Clerk's Office, and the Illinois Board of Elections.

This data includes 2011 precincts used for all elections 2012 thru 2015. The purpose of the feature class is to describe and locate election precincts in Cook County, Illinois for general use by the public and business requirements of the Cook County Election Department, the Clerk's Office, and the Illinois Board of Elections.

This data includes 2011 precincts used for all elections 2012 thru 2015. The purpose of the feature class is to describe and locate election precincts in Cook County, Illinois for general use by the public and business requirements of the Cook County Election Department, the Clerk's Office, and the Illinois Board of Elections.

This Address Point feature class contains one point for every address in Survey Township 33 (Township 35 N, Range 15 E; see ccgisdata - Survey Township (Area) 2014).

This Address Point feature class contains one point for every address in Survey Township 32 (Township 35 N, Range 14 E; see ccgisdata - Survey Township (Area) 2014).