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
Florida State Road 51 Mill. After crossing a narrow bridge over the Little Alapaha River it intersects a dirt road named Northwest 13th Street which leads to US 129 near Avoca. The rest of the journey of CR 51 is surrounded by scrub forest. County Road 51 runs north to the Georgia border at a T intersection with two dirt roads named Flaline Break Road and Barnes Road, the latter of which is entirely dirt as far north as its terminus with State Route 94 at Tarver, Georgia. Florida State Road 51 State Road 51 (SR 51) is a north–south state highway in north