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Idaho / Senate

How did Idaho vote for the Senate?

2022 · data family: electiondata.dev

Mike Crapo (Republican) won by 31.9 points

31.9ptsSenate, 2022: winner's margin

Compare every state: where Idaho ranks for 2022

Every regular Senate election in Idaho since 197816 regular elections; Democrats were ahead in 0 and Republicans in 16.
R +100.0R +80.0R +60.0R +40.0R +20.0even19801990200020102020
Indicator: Democratic candidate's share of Senate votes minus the Republican's, points (regular elections; special elections are in the table)Source: electiondata.dev senate-results, version 2026-10-25.247421eda6; MIT Election Data and Science Lab, U.S. Senate statewide 1976-2024
Show the numbers (16 rows)
YearMargin
2022R +31.9
2020R +29.4
2016R +38.4
2014R +30.7
2010R +46.2
2008R +23.5
2004R +99.2
2002R +32.6
1998R +41.1
1996R +17.1
1992R +13.0
1990R +22.6
1986R +3.1
1984R +46.2
1980R +1.0
1978R +36.9

Every Senate race since 1976

RaceWinnerRunner-upMarginVotes
2022Mike Crapo (R) 60.7%David Roth (D) 28.7%31.9 pts590,890
2020Jim Risch (R) 62.6%Paulette Jordan (D) 33.2%29.4 pts859,827
2016Mike Crapo (R) 66.1%Jerry Sturgill (D) 27.7%38.4 pts678,943
2014James E. Risch (R) 65.3%Nels Mitchell (D) 34.7%30.7 pts437,170
2010Mike Crapo (R) 71.2%P. Tom Sullivan (D) 24.9%46.2 pts449,530
2008Jim Risch (R) 57.7%Larry Larocco (D) 34.1%23.5 pts644,780
2004Mike Crapo (R) 99.2%unopposed99.2 pts503,932
2002Larry E. Craig (R) 65.2%Alan Blinken (D) 32.5%32.6 pts408,544
1998Mike Crapo (R) 69.5%Bill Mauk (D) 28.4%41.1 pts378,174
1996Larry E. Craig (R) 57.0%Walt Minnick (D) 39.9%17.1 pts497,233
1992Dirk Kempthorne (R) 56.5%Richard H. Stallings (D) 43.5%13.0 pts478,504
1990Larry E. Craig (R) 61.3%Ron J. Twilegar (D) 38.7%22.6 pts315,936
1986Steve Symms (R) 51.6%John V. Evans (D) 48.4%3.1 pts382,024
1984James A. Mcclure (R) 72.2%Peter M. Busch (D) 26.0%46.2 pts406,168
1980Steve Symms (R) 49.7%Frank Church (D) 48.8%1.0 pts439,647
1978James A. Mcclure (R) 68.4%Dwight Jensen (D) 31.6%36.9 pts284,047

Get this data

This page's numbers, as JSON:

curl https://visualizedata.org/data/places/us-id/senate.json

Every Senate race, every state, from electiondata.dev (live, no key):

curl "https://api.electiondata.dev/v1/senate-results/download/senate-results.csv"

Open the JSON

What this can't tell you

  • Statewide totals say nothing about who voted or why.
  • Candidates with a party's support under another name (Minnesota's DFL, New York's fusion lines) are counted with that party, as the MIT data's simplified party does; independents stay independents.

How the answer is decided

Each candidate's votes are summed over every ballot line; blank, over- and under-votes are left out. The margin is the winner's share of the votes minus the runner-up's. A runoff, where held, is the result.

Sources