Notice: Assessor's office will be closed the week of November 21st.
Wishing you a Safe and Happy Thanksgiving Holiday - Marengo Township
4010 North Route 23
Marengo Illinois 60152
Marengo Township is an administrative district within McHenry County, Illinois. The township has its own locally elected government that works with other governmental agencies and residents to provide services and information. The goal of this website is to describe the township organization and mission, announce upcoming events and to share ideas and information the community.