Trunk Highway 310 (MN 310) is a highway in northwest Minnesota, which runs from its intersection with MN 11 and MN 89 in Roseau and continues north to its northern terminus at the Canadian border; where the route becomes Manitoba Provincial Road 310 (PR 310) upon crossing the border, near the community of South Junction, Manitoba. The highway is 10.5 miles (16.9 km) in length.