It is currently represented by Todd Lakey, Republican of Nampa,[1] Robert Anderst, Republican of Nampa, and Rick Youngblood, Republican of Nampa.
[2] From 1992 to 2002, District 12 consisted of a portion of Canyon County.
From 2002 to 2012, District 12 consisted of a portion of Canyon County.
District 12 currently consists of a portion Canyon County.
[3] Beginning in December 2022, District 12 will consist of a portion Canyon County.