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
Georgia State Route 51 Creek. In 1968, it was established and hard surfaced from the SR 51 mainline north and east-northeast to the shore of the "Hartwell Reservoir". In 1983, it was decommissioned. Georgia State Route 51 State Route 51 (SR 51) is a state highway that travels west-to-east through portions of Hall, Banks, Franklin, and Hart counties in the northeastern part of the U.S. state of Georgia. The highway connects Lula with Lake Hartwell, via Homer, Carnesville, and Hartwell. SR 51 begins at an intersection with SR 52 in Lula, in Hall County. It travels northeast and curves to the southeast to cross