White Pine County is a largely rural, mountain county along the central eastern boundary of the U.S. state of Nevada. As of the 2020 census, the population was 9,080. Its county seat is Ely. The name "(Rocky Mountain) white pine" is an old name for the limber pine, a common tree in the county's mountains.

Ely is the largest city and county seat of White Pine County, Nevada, United States. Ely was founded as a stagecoach station along the Pony Express and Central Overland Route. In 1906 copper was discovered. Ely's mining boom came later than the other towns along US 50. The railroads connecting the transcontinental railroad to the mines in Austin, Nevada and Eureka, Nevada have long been removed, but the railroad to Ely is preserved as a heritage railway by the Nevada Northern Railway and known as the Ghost Train of Old Ely. As of the 2020 census, the population was 3,924.