Established in 1963, our members, staff and volunteers have an over 50-year track record rich in...
Since the mid-1960s, the McHenry County Historical Society has provided the methods and means of...
Visit the McHenry County Museum, with the West Harmony Schoolhouse and Gannon Log Cabin.
Purchase your copy of the new Illinois Bicentennial publication, “200 Objects That Made History...
