Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock ( ) or https://
means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Click here to access the data directly from the Illinois State Geospatial Data Clearinghouse.This page from the Illinois Geospatial Data Clearinghouse includes download links for the following...
data.gov
An official website of the GSA's Technology Transformation Services