 At the state level Blaine County is located in Legislative District 25, which currently has an all-Democratic delegation in the Idaho Legislature.Michelle Stennett, the current minority leader of the Idaho Senate, and Wendy Jaquet, a member of the Idaho House of Representatives and a former minority leader of that body, both live in Ketchum.According to the U.S. Census Bureau, the county has a total area of , of which is land and (0.6%) is water.