Pocatello is the county seat and largest city of Bannock County, with a small portion on the Fort Hall Indian Reservation in neighboring Power County, in the southeastern part of the U.S. state of Idaho. It is the principal city of the 'Pocatello, Idaho Metropolitan Statistical Area' which encompasses all of Bannock and Power counties of Idaho. As of the 2000 Census the population of Pocatello was 51,466. Pocatello apartments for rent comparison page shows most up to date rent information on Pocatello apartments and houses. Rent information is obtained from multiple rental sources but we cannot guarantee their accuracy.