Idaho's 8th legislative district is one of 35 districts of the Idaho Legislature. It is currently represented by Steven Thayn, Republican of Emmett,[1] Terry Gestrin, Republican of Donnelly, and Dorothy Moon, Republican of Stanley.[2]
From 1992 to 2002, District 8 consisted of Adams, Boise, and Valley counties and a portion of Idaho and Gem counties.
| Legislature | Session | Senate | House Seat A | House Seat B |
| 51st (1992 - 1994) | 1st | Terry Haun (D) | Gayle Ann Wilde (R) | Judy Danielson (R) |
| 2nd | ||||
| 52nd (1994 - 1996) | 1st | Judy Danielson (R) | Twila Hornbeck (R) | |
| 2nd | ||||
| 53rd (1996 - 1998) | 1st | Christian Zimmerman (R) | ||
| 2nd | ||||
| 54th (1998 - 2000) | 1st | |||
| 2nd | ||||
| 55th (2000 - 2002) | 1st | Ken Roberts (R) | ||
| 2nd | Brad Little (R) |
From 2002 to 2012, District 8 consisted of Clearwater, Idaho, Lewis, and Valley counties.
| Legislature | Session | Senate | House Seat A | House Seat B |
| 57th (2002 - 2004) | 1st | Skip Brandt (R) | Ken Roberts (R) | Charles Cuddy (D) |
| 2nd | ||||
| 58th (2004 - 2006) | 1st | Paul Shepherd (R) | ||
| 2nd | ||||
| 59th (2006 - 2008) | 1st | Leland G. Heinrich (R) | ||
| 2nd | ||||
| 60th (2008 - 2010) | 1st | |||
| 2nd | ||||
| 61st (2010 - 2012) | 1st | Sheryl Nuxoll (R) | ||
| 2nd |
From 2012-2022 District 8 consisted of Boise, Custer, Gem, Lemhi, and Valley counties.[3]
| Legislature | Session | Senate | House Seat A | House Seat B |
| 62nd (2012 - 2014) | 1st | Steven Thayn (R) | Terry Gestrin (R) | Lenore Hardy Barrett (R) |
| 2nd | ||||
| 63rd (2014 - 2016) | 1st | Merrill Beyeler (R) | ||
| 2nd | ||||
| 64th (2016 - 2018) | 1st | Dorothy Moon (R) | ||
| 2nd | ||||
| 65th (2018 - 2020) | 1st | |||
| 2nd | ||||
| 66th (2020 - 2022) | 1st | |||
| 2nd |
Currently, District 8 consists of Boise, Custer, Elmore, and Valley counties.
| 67th (2022 - 2024) | 1st | Geoff Schroeder (R) | Matthew Bundy (R) | Megan Blanksma (R) |
| 2nd |