Duluth Township is a township in Saint Louis County, Minnesota, United States. The population was 1,941 at the 2010 census. The township is located on the North Shore of Lake Superior. North Shore Scenic Drive (County Road 61), the Minnesota 61 Expressway (MN 61), and Homestead Road (County Road 42) are three of the main routes in the township. McQuade Road runs north–south along Duluth Township's western boundary line with adjacent Lakewood and Normanna Townships. The unincorporated communities of French River, Palmers, and Clover Valley are located within Duluth Township.