District 1
Benewah County
Bonner County
Boundary County
Kootenai County
Shoshone County
District 2
Clearwater County
Idaho County
Latah County
Lewis County
Nez Perce County
District 3
Ada County
Adams County
Boise County
Canyon County
Elmore County
Gem County
Owyhee County
Payette County
Valley County
Washington County
District 4
Blaine County
Camas County
Cassia County
Gooding County
Jerome County
Lincoln County
Minidoka County
Twin Falls County
District 5
Bannock County
Bear Lake County
Bingham County
Caribou County
Franklin County
Oneida County
Power County
District 6
Bonneville County
Butte County
Clark County
Custer County
Fremont County
Jefferson County
Lemhi County
Madison County
Teton County