Supervisor of Assessments 
201 West Washington, 
P 0 Box 439
Clinton, IL 61727 
(217) 935-7800 
Office Hours:
8:30a.m. - 4:30p.m.
Monday - Friday

Supervisor of Assessments 
DeWitt County, Illinois 

Parcel Index Numbers

Your parcel index number is now required on your Illinois State Income Tax Return if you claim your property tax as a deduction.

You can find your parcel number number (also called a property index number or PIN) on your assessment notice or tax bill.

You may also use the Real Estate Search by Clicking HERE.
You can search by PIN #, Last Name, and Address

911 Addresses should appear
Please call (217) 935-7800
If information is incorrect.