API

The Civic Footprint API lets you look up the political geography of an address in Cook County, Illinois.

Request URL

http://www.civicfootprint.org/api/footprint

Request parameters

Parameter Value Description
address string (required) An address in any of the following formats:
  • street, city, state
  • street, city, state, zip
  • street, zip

Sample request

http://www.civicfootprint.org/api/footprint?address=2125+w+north+ave+chicago+il+60647

Sample response

<?xml version="1.0" encoding="UTF-8"?>
<footprint address="2125 W NORTH AVE, CHICAGO, IL 60647-5415">
  <place name="Precinct" value="3202"/>
  <place name="Police Beat" value="1424"/>
  <place name="Police District" value="14"/>
  <place name="Ward" value="32"/>
  <place name="Community Area" value="24"/>
  <place name="Judicial Subcircuit" value="6"/>
  <place name="Cook County Commissioner District" value="12"/>
  <place name="State Representative District" value="10"/>
  <place name="State Senate District" value="5"/>
  <place name="Congressional District" value="4"/>
</footprint>

Terms of use

Our data is licensed under a Creative Commons Attribution 2.5 License. We encourage you to remix, tweak, and build upon our work. If you create an application that uses our API, please let us know.