2020 Assessments Have Been Published

Township Center
8 A.M.-4 P.M.


2020 assessment notices are in the mail this week for property owners in Warren Township. The assessment value changes in this township will also be published September 3rd in the Lake County News-Sun. At the date of publication, 2020 values will be available online.

The final filing date for assessment appeals in Warren Township is October 5th. Property owners that decide to appeal must do so electronically. Property owners can appeal their assessment on their own through the Lake County Board of Review. No attorney is required for a residential appeal. Appeals can be done in a few minutes by using the new SmartFile E-Filing Portal.

Appeal Information

Prior to filing a formal appeal to the Board of Review, read, understand and check your notice for accuracy. Property owners should contact Warren Township Assessor at (847)244-1101 *2 to discuss their concerns or schedule and in office visit. Warren Township Assessors office is currently only Open by Appointment Only so please call ahead in order for us to best address your concerns. Note that there is a 30-day deadline from the date of publication which will be October 5, 2020. 

Property owners can also visit or the Chief County Assessment Office located at 18 N. County St., Waukegan to receive assistance.



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