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Welcome to GRUNDY COUNTY, Illinois


The Grundy County Supervisor of Assessments, County Clerk, and Treasurer Offices make every effort to produce and publish the most accurate information possible.  No warranties, expressed or implied, are provided for the data herein.  Grundy County, IL accepts no responsibility for the inappropriate use or the interpretation of said data.  By proceeding with a property search you acknowledge that this notice has been read and that you understand and agree with its content.

Contact Information
Supervisor of Assessments Office County Clerk's Office County Treasurer's office
111 E Washington St. 111 E Washington St., Rm. 12 111 E. WASHINGTON ST.
Morris, IL 60450 Morris, IL 60450 MORRIS, IL 60450
815-941-3269 815-941-3222 815-941-3215