Idaho is a state in the northwestern region of the United States of America (USA).
It is the 14th largest, the 39th most populous, and the 7th least densely populated of the 50 United States.
The largest city and capital is Boise. Residents are called "Idahoans".
It is a mountainous state with an area larger than that of all of New England.
Idaho's nickname is the "Gem State", because nearly every known type of gemstone has been found there.
It is sometimes called the "Potato State" owing to its popular and widely distributed crop.
The state motto is Esto Perpetua (Latin for "Let it be forever").
Idaho was admitted to the Union on July 3, 1890, as the 43rd state.