18 N County Street,9th Floor,Waukegan, IL 60085
847-377-2929
847-360-6592
Hours: Monday - Friday, 8:30 a.m. - 5 p.m.
Website: lakecountyil.gov/finance
Plan your visit to the Lake County Court and Administrative Complex: Find parking information, details on the security screening process and more.
Purchasing Division
847-984-5889
Website: doingbusiness.lakecountyil.gov