Idaho
This article is about the U.S. state of Idaho. For other uses, see Idaho (disambiguation). State of Idaho Flag Seal Nickname(s): Gem State Motto(s): Esto perpetua (Latin for Let it be perpetual ) Official language English [1] Demonym Idahoan Capital (and largest city) Boise Largest metro Boise metropolitan area Area Ranked 14th • Total 83,797 sq mi (216,900 km 2 ) • Width 305 miles (491 km) • Length 479 miles (771 km) • % water 0.98 • Latitude 42° N to 49° N • Longitude 111°03′ W to 117°15′ W Population Ranked 39th • Total 1,716,943 (2017 est.) [2] • Density 20.1/sq mi (7.76/km 2 ) Ranked 44th • Median household income $51,624 [3] (36th) Elevation • Highest point Borah Peak [4] [5] [6] 12,662 ft (3,859 m) • Mean 5,000 ft (1,520 m) • Lowest point Confluence of Snake and Clearwater River; Lewiston [5] [6] 713 ft (217 m) Before statehood Oregon Territory, Washington Territory, Idaho Territory Admission to Union July 3, 1890 (43rd) Governor Butch Otter (R) Lieutenant Governo...