Algonquin Township
3702 U.S. Highway 14, Crystal Lake, Illinois 60014
(847) 639-2700-phone
(847) 639-4529-fax Township
(847) 639-8638-fax Assessor

E-Mail: supervisor@algonquintownship.com
assessor@algonquintownship.com
clerk@algonquintownship.com   
General info@algonquintownship.com

Office Hours:
Monday - Friday
8:00 am - 4:00 pm

Phone: (847) 639-2700
Fax: (847) 639-4529

Assessor Hours
Monday - Friday
8:00 am - 5:00 pm
Phone: (847) 639-2700
Fax: (847) 639-8638