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Federal datasets are subject to the U.S. Federal Government Data Policy. Non-federal participants (e.g., universities, organizations, and tribal, state, and local governments) maintain their own data policies. Data policies influence the usefulness of the data. Learn more about how to search for data and use this catalog.
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,...
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,...
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...
The Parcel 2013 feature contains tax parcel polygons for the 2013 property tax assessment at the County. This feature reflects tax parcel polygons as they existed...
The Parcel 2014 feature contains tax parcel polygons for the 2014 property tax assessment at the County. This feature reflects tax parcel polygons as they existed...
Election Precinct Data- Current consists of 2015 precincts used for the 2016 primary and general elections. The purpose of the feature class is to describe and locate...