The Reservation is 88,314 acres along US 12 east of Lewiston. Annual rainfall 13.2 inches, average temperatures 20 - 76, tribal population, 3,250. Tribal headquarters are in the city of Lapwai, population 1,093, elevation 891 ft. Home of the Northern Idaho Indian Agency and site of old Fort Lapwai. Nez Perce National Historical Park is two miles north.
Tribal members demonstrate crafts there in the summer.
Principal industries include forest products, agriculture, sand and gravel.