Lake County Treasurer's Office in Lake County, Illinois

When visiting this tax collector office, bring your property tax bill or parcel number, a valid photo ID, and your preferred payment method — cash, check, or card. Lake County Treasurer's Office is located at 18 North County Street, Waukegan, IL. If you are applying for a homestead or other exemption, bring documentation supporting your eligibility, such as proof of primary residence, veteran discharge papers (DD-214), or a disability certification letter.

About Lake County Treasurer's Office

The Lake County Treasurer's Office, located in Waukegan, Illinois is responsible for financial transactions, including issuing Lake County tax bills, collecting personal and real property tax payments. The Lake County Treasurer and Tax Collector's Office is part of the Lake County Finance Department that encompasses all financial functions of the local government.

• Property tax bill lookup and payment processing at Lake County Treasurer's Office
• Homestead, senior, veteran, and disability exemption applications
• Delinquent tax payment plans and lien removal procedures
• Tax deed sales, tax lien auctions, and investor registration