LAKE COUNTY TREASURER'S OFFICE

Address

18 North County Street
Room 102
Waukegan, IL 60085

(847) 377-2323

https://www.lakecountyil.gov/4923/Treasurer

Administrative Hours
Monday: 8:30 AM - 5:00 PM
Tuesday: 8:30 AM - 5:00 PM
Wednesday: 8:30 AM - 5:00 PM
Thursday: 8:30 AM - 5:00 PM
Friday: 8:30 AM - 5:00 PM

Description:

Government office administering fiscal programs for Lake County.

Phone Numbers

Primary Agency Phone

(847) 377-2323

Address Listings

Physical (Primary)

18 North County Street
Room 102
Waukegan, IL 60085

Mailing

18 North County Street
Room 102
Waukegan, IL 60085

Handicap Accessible?

Yes

Legal Status:

City/County(Parish)

Date of Official Change:

March 30, 2026

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