2026 United States Senate election in Idaho

For related races, see 2026 United States Senate elections.
Not to be confused with 2026 Idaho Senate election.
2026 United States Senate election in Idaho
November 3, 2026
 
Party Republican Democratic
Incumbent U.S. senator

Jim Risch
Republican



Elections in Idaho
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The 2026 United States Senate election in Idaho will be held on November 3, 2026, to elect a member of the United States Senate to represent the state of Idaho. Primary elections will be held on May 19, 2026. Three-term incumbent Republican Jim Risch was re-elected in 2020 with 62.6% of the vote.[1][2] Idaho has been represented in the U.S. Senate exclusively by Republicans since 1981, and Democrats have not won a U.S. Senate race there since 1974.

Republican primary

Candidates

Declared

Filed paperwork

Endorsements

Jim Risch
Executive Officials

Fundraising

Campaign finance reports as of September 30, 2025
Candidate Raised Spent Cash on hand
Jim Risch (R) $2,869,691 $1,446,281 $3,615,413
Source: Federal Election Commission[7]

Democratic primary

Candidates

Declared

Fundraising

Campaign finance reports as of September 30, 2025
Candidate Raised Spent Cash on hand
David Roth (D) $2,287 $2,927 $26.12
Source: Federal Election Commission[7]

Independents

Declared

Filed paperwork

  • Natalie Fleming, software developer[10]

Fundraising

Campaign finance reports as of September 30, 2025
Candidate Raised Spent Cash on hand
Todd Achilles (I) $171,861 $52,329 $123,032
Source: Federal Election Commission[7]

General election

Predictions

Source Ranking As of
Inside Elections[11] Solid R August 12, 2025
The Cook Political Report[12] Solid R October 14, 2025
Sabato's Crystal Ball[13] Solid R August 12, 2025
Race To The WH[14] Solid R September 4, 2025

References

  1. ^ "2020 State Primary Election". Idaho Secretary of State. Retrieved March 18, 2021.
  2. ^ "2020 General Election Results – Statewide". Idaho Secretary of State. Retrieved March 18, 2021.
  3. ^ Nir, David; Singer, Jeff (April 7, 2025). "Morning Digest: North Carolina GOP comes 'one step closer to stealing an election'". The Downballot. Retrieved July 3, 2025.
  4. ^ "EVANS, JOE - Candidate overview". Federal Election Commission. January 6, 2025. Retrieved July 22, 2025.
  5. ^ "FEC Form 2 for Report FEC-1926913". docquery.fec.gov. Retrieved November 30, 2025.
  6. ^ Ratliff, Seth (March 20, 2025). "President Trump endorses Senator Risch well ahead of mid-term elections". KIFI-TV. Retrieved July 27, 2025.
  7. ^ a b c "2026 Election United States Senate - Idaho". Federal Election Commission. Retrieved July 5, 2025.
  8. ^ Scheufler, Jordan; Quinn, Cole (June 15, 2025). ""No Kings" protest in Twin Falls sees hundreds rally at Five Points". KMVT. Retrieved August 26, 2025. Speakers at the Twin Falls event included David Roth, who is running for Jim Risch's seat in the U.S. Senate in 2026
  9. ^ Guido, Laura (July 1, 2025). "Idaho lawmaker steps down from Legislature to run for U.S. Senate seat as independent candidate". Idaho Capital Sun. Retrieved July 3, 2025.
  10. ^ "FLEMING, NATALIE M - Candidate overview". Federal Election Commission. June 20, 2025. Retrieved July 22, 2025.
  11. ^ Gonzales, Nathan L. "Senate Ratings". Inside Elections. Retrieved March 19, 2025.
  12. ^ "2026 CPR Senate Race ratings". Cook Political Report. Retrieved March 19, 2025.
  13. ^ "2026 Senate". Sabato's Crystal Ball. Retrieved March 19, 2025.
  14. ^ "2026 Senate Forecast". Race to the WH. Retrieved March 19, 2025.

Official campaign websites

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