The 2018 midterm election in Idaho marked a statewide referendum on national trends and local priorities. Idaho voters delivered clear outcomes for federal, state, and local offices, reflecting a mix of partisan loyalty and issue-driven choices.
Results from Idaho in 2018 reshaped the balance of power in state government and clarified voter sentiment on hot-button issues such as guns, taxes, and land management. The following sections break down the results by office, context, and impact.
| Office | Candidate | Party | Votes | Percent |
|---|---|---|---|---|
| U.S. Senate | Jim Risch (incumbent) | Republican | 352,589 | 61.0 |
| U.S. Senate | David H. Leroy | Democratic | 189,764 | 32.9 |
| Governor | Butch Otter (incumbent) | Republican | 341,550 | 59.9 |
| Governor | Kieran Suckling | Democratic | 207,237 | 36.4 |
| U.S. House District 1 | Russ Fulcher | Republican | 170,547 | 58.3 |
| U.S. House District 1 | Jennifer Fielder | Democratic | 105,693 | 36.1 |
| Secretary of State | Lawerence Denney | Republican | 343,328 | 61.8 |
| Attorney General | Lawrence Wasden (incumbent) | Republican | 331,704 | 60.3 |
Federal Races Overview
In federal contests, Idaho leaned heavily toward Republican candidates, with Jim Risch securing a third term in the U.S. Senate. Incumbent-friendly dynamics and strong party identification drove turnout across rural counties.
U.S. House District 1 saw Republican Russ Fulcher defeat Democratic challenger Jennifer Fielder, continuing a pattern of safe Republican representation rooted in district demographics and conservative policy preferences.
Statewide Executive Results
On the statewide level, Republicans maintained firm control, with Butch Otter winning reelection as governor. Otter’s victory reflected sustained support in conservative strongholds and rural counties despite pockets of Democratic strength in urban centers like Boise.
Other key executive offices, including Secretary of State and Attorney General, also stayed in Republican hands, reinforcing the state’s partisan balance in administrative roles that influence policy implementation.
Ballot Measures and Local Context
Voters in Idaho 2018 considered several ballot initiatives and local propositions, many tied to education funding and property tax relief. While most initiatives did not advance, local races often turned on candidate experience and community priorities rather than national party labels.
County-level results highlighted contrasts between urban and rural voting blocs, with populous Ada County showing stronger Democratic performance while rural counties delivered decisive Republican margins.
Impact and Aftermath
The 2018 election results in Idaho solidified Republican supermajorities in the state legislature and affirmed existing leadership in key executive roles. This alignment shaped the policy landscape for subsequent sessions, influencing debates on healthcare expansion, tax policy, and education reform.
Looking ahead, the results set the stage for continued conservative governance while also revealing areas where Democratic candidates gained ground, particularly in competitive urban districts and among younger voters.
FAQ
Reader questions
How did Jim Risch perform in the 2018 U.S. Senate race in Idaho?
Jim Risch won reelection with 61.0% of the vote, defeating Democratic challenger David H. Leroy in the 2018 U.S. Senate race.
What was the outcome of the Idaho gubernatorial race in 2018?
Butch Otter secured a second term as governor with 59.9% of the vote, while Kieran Suckling received 36.4% as the Democratic nominee.
Who won Idaho’s 1st Congressional District in 2018?
Republican Russ Fulcher won Idaho’s 1st District with 58.3% of the vote, defeating Democrat Jennifer Fielder.
Which statewide offices remained under Republican control after the 2018 election?
Republican candidates retained key offices including Secretary of State and Attorney General, with Lawerence Denney and Lawrence Wasden winning reelection.