Lake County Assessor's Office in Waukegan, Illinois

About Lake County Assessor's Office

The Lake County Assessor's Office, located in Waukegan, Illinois, determines the value of all taxable property in Lake County, IL. Taxable property includes land and commercial properties, often referred to as real property or real estate, and fixed assets owned by businesses, often referred to as personal property. Property assessments performed by the Assessor are used to determine the Lake County property taxes owed by individual taxpayers.

• Lake County, IL property tax assessments
• Property tax appeals and reassessments
• Paying property tax bills and due dates
• Property tax rates and tax roll
• Lake County GIS maps, property maps, and plat maps
• Property records and deeds in Lake County