3110 Old McHenry Road
Long Grove, IL 60047
Phone: 847.634.9440
Fax: 847.634.9408
Office Hours:
Monday- Friday
8am – 4:30pm
Lake County Assessor (Property Valuations, Exemptions):
18 N County Street - 7th Floor
Waukegan, IL 60085
Hours of Operations: Monday - Friday : 8:30 am - 5:00 pm
(847) 377-2050
Website: http://assessor.lakecountyil.gov/