Per the Chief County Assessor's Office:
You can view tentative mail dates of the blue assessment notices using the link below:
https://www.lakecountyil.gov/527/Filing-Deadlines-and-Decision-Mailed-Dat
This website will be updated as information becomes available. If you have any questions about your assessment, please call the Chief County Assessor's Office at (847) 377-2050.