Pocatello (/ˈpoʊkəˈtɛloʊ/ ) is the county seat of and the largest city in Bannock County, with a small portion on the Fort Hall Indian Reservation in neighboring Power County, containing the city's airport. It is the principal city of the Pocatello metropolitan area, which encompasses all of Bannock County in the southeastern part of the U.S. state of Idaho.
As of the 2020 census, the population of Pocatello was 56,320. Pocatello is the 6th most populous city in the state, just behind Caldwell.