Bannock County is a county located in the southeastern part of the U.S. state of Idaho. As of the 2010 Census the population was 82,839, making it the fifth-most populous county in Idaho. The county seat and largest city is Pocatello. The county was established in 1893 and named after the local Bannock tribe.
Bannock County comprises the Pocatello, ID Metropolitan Statistical Area.
If you had ancestors in or around Lava Hot Springs, including areas like Dempsey Creek and Topaz, stop by the South Bannock Historical Museum in Lava Hot Springs on your next trip to the famous hot pools. The small museum has excellent displays of memorabilia from the area, as well as hundreds of old photos, old yearbooks, and a small room with local family histories and biiographies. It's a fun place for both the younger and older members of the family and a great place to learn more about your South Bannock County relatives. For more information click on the link above.