It is the largest township by population in McHenry County. Communities located within the township include Algonquin, Barrington Hills, Cary, Crystal Lake, Fox River Grove, Lake in the Hills, Port Barrington, Lakewood, Oakwood Hills, and Trout Valley.
This township has a higher population than others in McHenry County. Included within its boundaries are Algonquin, Barrington Hills, Cary, Crystal Lake, Fox River Grove, Lake in the Hills, Port Barrington, Lakewood, Oakwood Hills, and Trout Valley.