Idaho's 31st legislative district is one of 35 districts of the Idaho Legislature.
It is currently represented by Steve Bair, Republican of Blackfoot,[1] Neil Anderson, Republican of Blackfoot, and Julie VanOrden, Republican of Pingree.
[2] District 31 currently consists of all of Bingham County.
[3] From 2002 to 2012, District 31 consisted of all of Bear Lake, Caribou, Franklin, and Oneida Counties and a portion of Bannock County.
From 1992 to 2002, District 31 consisted of all of Butte County and portion of Bingham County.