Sanborn Maps of Illinois, 1867-1970 at CARLI is a collection of maps showing commercial, industrial, and residential sections of cities in Illinois.

Sanborn Maps of Illinois were created to help fire insurance agents determine the hazards of various properties so maps indicate widths and names of streets, property boundaries, house numbers, and much more. This collection contains maps over 41,000 maps of Illinois for the time period of 1867-1970.”

Sanborn Maps of Illinois can be searched by:

  • City
  • County
  • or City of Chicago maps by date and volume

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