2018 general · November 6, 2018

2018 Idaho election results

Every race on Idaho's ballot in the 2018 general election: winners, margins and seats that changed party.

← 2016 general2020 general →

Races78
Changed party1
Unopposed31%24 races
Incumbents defeated4

Governors

R 1

RaceWinnerWon byNotes
IdahoBrad Little (R)21.6

Statewide offices

R 5

RaceWinnerWon byNotes
Idaho Attorney GeneralLawrence Wasden (R)30.9
Idaho ComptrollerBrandon Woolf (R)Unopposed
Idaho Lieutenant GovernorJanice McGeachin (R)19.5
Idaho Secretary of StateLawerence Denney (R)25.1
Idaho TreasurerJulie Ellsworth (R)Unopposed
RaceWinnerWon byNotes
ID-1Russ Fulcher (R)32.0
ID-2Mike Simpson (R)21.3

Idaho State Senate

D 7 · R 28 · 1 changed party

RaceWinnerWon byNotes
LD-1Jim Woodward (R)48.6
LD-2Steve Vick (R)48.1
LD-3Don Cheatham (R)44.4
LD-4Mary Souza (R)15.4
LD-5David Nelson (D)12.1FlippedIncumbent lost
LD-6Dan Johnson (R)Unopposed
LD-7Carl G. Crabtree (R)Unopposed
LD-8Steven Thayn (R)48.3
LD-9Abby Lee (R)Unopposed
LD-10Jim Rice (R)22.9
LD-11Patti Anne Lodge (R)55.6
LD-12Todd Lakey (R)30.2
LD-13Jeff C. Agenbroad (R)Unopposed
LD-14Scott Grow (R)39.1
LD-15Fred S. Martin (R)0.0
LD-16Grant Burgoyne (D)30.4
LD-17Maryanne Jordan (D)39.4
LD-18Janie Ward-Engelking (D)Unopposed
LD-19Cherie Bucknerwebb (D)49.2
LD-20Chuck Winder (R)Unopposed
LD-21Clifford R. Bayer (R)21.2
LD-22Lori Den Hartog (R)38.7
LD-23Bert Brackett (R)Unopposed
LD-24Lee Heider (R)Unopposed
LD-25Jim Patrick (R)Unopposed
LD-26Michelle Stennett (D)19.7
LD-27Kelly Anthon (R)Unopposed
LD-28Jim Guthrie (R)23.8
LD-29Mark Nye (D)15.7
LD-30Dean M. Mortimer (R)Unopposed
LD-31R. Steven Bair (R)Unopposed
LD-32Mark Harris (R)Unopposed
LD-33Dave Lent (R)19.0
LD-34Brent Hill (R)67.3
LD-35Van Burtenshaw (R)Unopposed
RaceWinnerWon byNotes
LD-1Sage G. Dixon · Heather Scott (R)13.5
LD-2John Green · Vito Barbieri (R)22.5
LD-3Ron Mendive · Tony Wisniewski (R)22.7
LD-4Paul Amador · Jim Addis (R)6.7
LD-5Caroline Nilssontroy · Bill Goesling (R)1.0
LD-6Mike Kingsley · Thyra K. Stevenson (R)8.2
LD-7Paul E. Shepherd · Priscilla Giddings (R)Unopposed
LD-8Dorothy Moon · Terry F. Gestrin (R)22.2
LD-9Ryan Kerby · Judy Boyle (R)24.9
LD-10Jarom Wagoner · Greg Chaney (R)9.3
LD-11Scott Syme · Tammy Nichols (R)29.5
LD-12Rick D. Youngblood · Robert Anderst (R)15.3
LD-13Brent Crane · Gary E. Collins (R)17.4
LD-14Gayann Demordaunt · Mike Moyle (R)18.4
LD-15Steve Berch · Jake Ellis (D)0.9Incumbent lost
LD-16Rob Mason · John McCrostie (D)11.9
LD-17Sue Chew · John Gannon (D)19.7
LD-18Ilana Rubel · Brooke Green (D)14.1
LD-19Melissa Wintrow · Mathew Erpelding (D)25.7
LD-20James Holtzclaw · Joe Palmer (R)32.7
LD-21Thomas E. Dayley · Steven C. Harris (R)12.0
LD-22John Vander Woude · Jason Monks (R)Unopposed
LD-23Christy Zito · Megan C. Blanksma (R)Unopposed
LD-24Lance Clow · Linda Wright Hartgen (R)11.4
LD-25Laurie Lickley · Clark Kauffman (R)Unopposed
LD-26Sally Toone · Muffy Davis (D)6.3Incumbent lost
LD-27Fred Wood · Scott Bedke (R)Unopposed
LD-28Kevin Andrus · Randy Armstrong (R)13.7
LD-29Elaine Smith · Chris Abernathy (D)1.2Incumbent lost
LD-30Wendy Horman · Gary L. Marshall (R)25.2
LD-31Neil A. Anderson · Julianne Young (R)Unopposed
LD-32Marc Gibbs · Chad Christensen (R)Unopposed
LD-33Bryan N. Zollinger · Barbara Ehardt (R)7.1
LD-34Doug Ricks · Britt Raybould (R)Unopposed
LD-35Jerald Raymond · Rod Furniss (R)35.7

Idaho

Results are each source's final count; margins are the winner's lead over the runner-up in points of the vote. Source: MIT Election Data and Science Lab