Salmon River Mountains Highest point Peak White Mountain (Idaho) Elevation 10,442 ft (3,183 m) Coordinates 44°34′29″N 114°29′45″W﻿ / ﻿44.574859°N 114.495851°W﻿ / 44.574859; -114.495851Coordinates: 44°34′29″N 114°29′45″W﻿ / ﻿44.574859°N 114.495851°W﻿ / 44.574859; -114.495851 Dimensions Length 106 mi (171 km) North-south Width 122 mi (196 km) East-west Area 8,900 sq mi (23,000 km2) Geography Country United States State Idaho