Illinois official data hubs

Madison County, Illinois

countyNot reviewed yet

This page is a public skeleton: the place name, an official portal when one is known, and a not-reviewed-yet status. Holdings have not been inventoried.

Official Madison County, Illinois GIS Open Data hub (madcoil). Not Madison County, Indiana or Kentucky. Official GIS department page also on madisoncountyil.gov.

Open official portal
Population
263,017

Find GIS links to official pages and does not host these files.