Spruce Mountain is a mountain in Elko County, in the northeastern section of Nevada in the Great Basin region of the western United States. The summit is at 10,267 feet (3,129 m). Spruce Mountain is on a northeast–southwest trending ridge with a parallel Spruce Ridge to the northwest. To the east a low section of hills connects the mountain to the south end of the Pequop Mountains.US Route 93 passes the southwest end of the mountain.
The western side of the mountain was the site of copper, silver, and leadmining during the late 1800s. The settlement of Sprucemont on the western slope of the mountain supported the mining activity and existed from 1868 through about 1900 and is now a ghost town. Electronics researcher Ralph Hartley was born at Sprucemont in 1888.