Idaho State Highway 51 February 2015, some map products such as Google Maps still show SH-51's former overlay with American Legion Blvd. SH-51's northern terminus is in the city of Mountain Home in Elmore County. After turning south from Airbase Rd. and the intersection with SH-67, the road crosses the Snake River into Owyhee County and passes through the towns of Bruneau, Grasmere, and Riddle. About from the state border it enters the Duck Valley Indian Reservation. As the road crosses into Nevada it becomes State Route 225. The reservation's only major town, Owyhee is about south of the state border. After another through
Minnesota State Highway 51 Roseville and Arden Hills was built as a divided highway by 1970. Minnesota State Highway 51 Minnesota State Highway 51 (MN 51) is a highway in Minnesota, which runs from its intersection with State Highway 5 (W. 7th Street) in Saint Paul and continues north to its northern terminus at its interchange with Interstate 694 / U.S. Highway 10 in Arden Hills. The route is in length. Highway 51 is also known as Snelling Avenue for most of its route. A small section of the route is known as Montreal Avenue in the "West Seventh" and Highland neighborhoods of Saint