Idaho topographic maps

Average elevation: 912 m

Average elevation: 1,441 m

Average elevation: 1,226 m

Average elevation: 902 m

Nearly all of the county is high intermountain desert, with plentiful sagebrush and basalt canyons. The Owyhee Mountains in the west dominate the landscape, with Hayden Peak reaching 8,403 feet (2,561 m) above sea level. The lowest elevation is at the county's northwest corner, where the Snake River is just…

Average elevation: 1,372 m

Donnelly is located at 44°43′49″N 116°4′37″W / 44.73028°N 116.07694°W / 44.73028; -116.07694, at an elevation of 4,865 feet (1,483 m) above sea level. According to the United States Census Bureau, the city has a total area of 0.45 square miles (1.17 km2), all of it land.

Average elevation: 1,483 m

Average elevation: 851 m

The area was originally settled as a gold miners' staging area, as prospectors waited along the river for snows to thaw at the higher elevations. Gold had been discovered in 1862 in the Boise Basin mountains to the east, near Idaho City.

Average elevation: 867 m

Average elevation: 802 m

Melba is located at 43°22′25″N 116°31′45″W / 43.37361°N 116.52917°W / 43.37361; -116.52917 (43.373487, -116.529194). at an elevation of 2,667 feet (813 m) above sea level. It is 12 miles (19 km) south of Nampa, and three miles (5 km) northeast of the Snake River.

Average elevation: 798 m