Assessment Information

Type in a parcel address or PIN to see a detailed summary report with current assessed values and property characteristics.

Assessment Lists

Each list contains every parcel in a given township, and it's current equalized assessed value at the time assessment notices were mailed.

Assessment Notices

Every year property owners receive a property assessment notice. It's important for taxpayers to read, understand and check this notice for accuracy as it contains important information about their property. It is a value placed on your property by your township assessor to estimate the market value of your home.

Equalization Factors

A summary of statistics for township equalization including sales counts and adjusted medians.

Instructions for Assessing Property in Lake County for 2023

Preferential Assessments

Some properties qualify for special assessments. Find out more with the link above.

Sales Ratio Studies

An explanation of what sales ratio studies are, including the actual sales ratio studies from the Illinois Department of Revenue for the past three years.

Smartfile E-Filing Portal

Township Assessors

Find out what the role of the Assessor is, and how to contact their office.

Virtual Property Assessment Hearings