2026 United States House of Representatives elections in Idaho

2026 United States House of Representatives elections in Idaho
← 2024
November 3, 2026
2028 →
Both Idaho seats to the United States House of Representatives
 
Party Republican Democratic
Last election 2 0

The 2026 United States House of Representatives elections in Idaho will be held on November 3, 2026, to elect the two U.S. representatives from the state of Idaho, one from both of the state's congressional districts. The elections will coincide with the other elections to the House of Representatives, elections to the United States Senate, and various state and local elections. The primary elections took place on May 19, 2026.

District 1

2026 Idaho's 1st congressional district election
← 2024
2028 →
 
Nominee Russ Fulcher Kaylee Peterson Sarah Zabel
Party Republican Democratic Independent
Incumbent U.S. Representative

Russ Fulcher
Republican


The 1st district takes in the Idaho Panhandle and the western Boise area. The incumbent is Republican Russ Fulcher, who was re-elected with 71.0% of the vote in 2024.

Republican primary

Candidates

Nominee

Eliminated in primary
  • Andy Briner, kitchen designer
  • Joseph Morrison, information security professional

Endorsements

Russ Fulcher
Executive branch officials
Organizations

Fundraising

Campaign finance reports as of April 29, 2026
Candidate Raised Spent Cash on hand
Russ Fulcher (R) $577,744 $498,678 $259,075
Source: Federal Election Commission

Results

Republican primary results
Party Candidate Votes %
Republican Russ Fulcher (incumbent) 100,104 78.2
Republican Andy Briner 14,438 11.3
Republican Joseph Morrison 13,407 10.5
Total votes 127,949 100.0

Democratic primary

Candidates

Nominee
  • Kaylee Peterson, artisan jeweler and nominee for this district in 2022 and 2024
Eliminated in primary
  • Ken Brungardt, retired painting contractor

Fundraising

Campaign finance reports as of April 29, 2026
Candidate Raised Spent Cash on hand
Ken Brungardt (D) $45,015 $42,296 $2,719
Kaylee Peterson (D) $145,482 $134,248 $16,625
Source: Federal Election Commission

Results

Democratic primary results
Party Candidate Votes %
Democratic Kaylee Peterson 18,907 87.1
Democratic Ken Brungardt 2,803 12.9
Total votes 21,710 100.0

Constitution primary

Candidates

Filed paperwork
  • Brendan Gomez, nominee for this district in 2024

Independents

Candidates

Declared

Fundraising

Campaign finance reports as of April 29, 2026
Candidate Raised Spent Cash on hand
Sarah Zabel (I) $41,408 $29,629 $11,779
Source: Federal Election Commission

General election

Predictions

Source Ranking As of
Decision Desk HQ Safe R July 14, 2026
The Cook Political Report Solid R February 6, 2025
Inside Elections Solid R March 7, 2025
Sabato's Crystal Ball Safe R April 10, 2025

Post-primary endorsements

Russ Fulcher (R)
Organizations
Sarah Zabel (I)
Political parties

Fundraising

Campaign finance reports as of June 30, 2026
Candidate Raised Spent Cash on hand
Russ Fulcher (R) $662,615 $597,924 $244,700
Kaylee Peterson (D) $181,024 $171,799 $14,616
Brendan Gomez (C) $0 $0 $0
Sarah Zabel (I) $81,497 $57,024 $24,473
Source: Federal Election Commission

Polling

Poll source Date(s)
administered		 Sample
size		 Margin
of error		 Russ
Fulcher (R)		 Kaylee
Peterson (D)		 Sarah
Zabel (I)		 Other Undecided
VoteNexus Research October 21–22, 2026 (LV) – 52% 26% 5% 6% 10%
Change Research (D) July 28–30, 2026 606 (LV) – 48% 27% 5% 2% 18%
46% – 26% 6% 22%
SurveyUSA July 7–14, 2026 480 (LV) ± 4.9% 45% 35% 6% 1% 14%
Hypothetical polling

Russ Fulcher vs. Kaylee Peterson

Poll source Date(s)
administered		 Sample
size		 Margin
of error		 Russ
Fulcher (R)		 Kaylee
Peterson (D)		 Other Undecided
SurveyUSA (I) July 7–14, 2026 478 (LV) ± 4.9% 44% 39% 1% 16%

Russ Fulcher vs. Sarah Zabel

Poll source Date(s)
administered		 Sample
size		 Margin
of error		 Russ
Fulcher (R)		 Sarah
Zabel (I)		 Other Undecided
SurveyUSA (I) July 7–14, 2026 478 (LV) ± 4.9% 39% 42% 3% 17%

Results

2026 Idaho's 1st congressional district election
Party Candidate Votes % ±%
Republican Russ Fulcher (incumbent)
Democratic Kaylee Peterson
Constitution Brendan Gomez
Independent Sarah Zabel Peterson
Total votes

District 2

2026 Idaho's 2nd congressional district election
← 2024
2028 →
 
Nominee Mike Simpson Elinor Gilbreath
Party Republican Democratic
Incumbent U.S. Representative

Mike Simpson
Republican


The 2nd district encompasses eastern and northern Boise, as well as Eastern Idaho. The incumbent is Republican Mike Simpson, who was re-elected with 61.4% of the vote in 2024.

Republican primary

Candidates

Nominee
Eliminated in primary
  • Brian Keene, educator
  • Perry Shumway, brand strategy manager

Endorsements

Mike Simpson
Executive branch officials
Organizations

Fundraising

Campaign finance reports as of April 29, 2026
Candidate Raised Spent Cash on hand
Perry Shumway (R) $5,292 $2,836 $0
Mike Simpson (R) $924,725 $607,181 $422,750
Source: Federal Election Commission

Results

Republican primary results
Party Candidate Votes %
Republican Mike Simpson (incumbent) 63,448 63.3
Republican Brian Keene 20,975 20.9
Republican Perry Shumway 15,802 15.8
Total votes 100,225 100.0

Democratic primary

Candidates

Nominee
  • Elinor Gilbreath, lawyer
Eliminated in primary
  • Julie Wiley, retired counselor

Fundraising

Campaign finance reports as of April 29, 2026
Candidate Raised Spent Cash on hand
Elinor Gilbreath (D) $68,749 $9,880 $58,869
Julie Wiley (D) $30,477 $30,477 $0
Source: Federal Election Commission

Results

Democratic primary results
Party Candidate Votes %
Democratic Elinor Gilbreath 19,523 72.5
Democratic Julie Wiley 7,411 27.5
Total votes 26,934 100.0

Libertarian primary

Candidates

Declared
  • Will Johanson, engineer

Constitution primary

Candidates

Declared
  • Carta Sierra, nominee for this district in 2024

Independents

Candidates

Declared
  • Emre Houser, small business owner
  • Tripp Hutchinson, Ketchum city councilor

General election

Predictions

Source Ranking As of
Decision Desk HQ Safe R July 14, 2026
The Cook Political Report Solid R February 6, 2025
Inside Elections Solid R March 7, 2025
Sabato's Crystal Ball Safe R April 10, 2025

Post-primary endorsements

Mike Simpson (R)
Organizations

Fundraising

Campaign finance reports as of June 30, 2026
Candidate Raised Spent Cash on hand
Mike Simpson (R) $1,118,093 $793,940 $429,359
Ellie Gilbreath (D) $106,892 $35,729 $71,163
Will Johanson (L) $0 $0 $0
Carta Sierra (C) $0 $0 $0
Emre Houser (I) $0 $0 $0
Tripp Hutchinson (I) $7,565 $1,578 $6,963
Source: Federal Election Commission

Polling

Poll source Date(s)
administered		 Sample
size		 Margin
of error		 Mike
Simpson (R)		 Ellie
Gilbreath (D)		 Other Undecided
VoteNexus Research October 21–22, 2026 (LV) – 46% 31% 12% 12%

Results

2026 Idaho's 2nd congressional district election
Party Candidate Votes % ±%
Republican Mike Simpson (incumbent)
Democratic Ellie Gilbreath
Libertarian Will Johanson
Constitution Carta Sierra Peterson
Independent Emre Houser
Independent Tripp Hutchinson
Total votes

Notes

  1. 1 2 3 4 Key:
    A – all adults
    RV – registered voters
    LV – likely voters
    V – unclear
  2. ↑ Brendan Gomez (C) with 6%
  3. ↑ "Would not vote" with 2%
  4. ↑ Brendan Gomez with 4%; "Would not vote" with 2%
  5. 1 2 "Would not vote" with 1%
  6. ↑ "Would not vote" with 3%
  7. ↑ Emre Houser (I) & Tripp Hutchinson (I) with 5%; Will Johanson (L) with 2%

Partisan clients

  1. 1 2 Poll commissioned by Knock Every Door PAC and the campaign of John Achilles, independent candidate for U.S. Senate
  2. ↑ Poll conducted behalf of John Stegner's campaign, who is an independent running for Governor.
  3. 1 2 3 Poll conducted on behalf of Zabel's campaign

References

  1. ↑ "2026 State Primary Election Dates". NCSL. May 9, 2025. Retrieved August 5, 2025.
  2. 1 2 "2024 House Vote Tracker". Cook Political Report. Retrieved February 25, 2025.
  3. ↑ "FEC Form 2 for Report FEC-1890098". docquery.fec.gov. Retrieved December 9, 2025.
  4. ↑ "FEC Form 2 for Report FEC-1950675". docquery.fec.gov. Retrieved February 26, 2026.
  5. 1 2 https://run.voteidaho.gov/search
  6. 1 2 "2026 Endorsement Tracker". VoteHub. January 8, 2026. Retrieved January 31, 2026.
  7. 1 2 "Thank You for Supporting Pro-Israel Candidates". Retrieved February 8, 2026.
  8. ↑ "Freedom Caucus Fund Endorses Russ Fulcher for ID-01". April 1, 2026. Retrieved September 15, 2026.
  9. 1 2 3 4 "2026 Election United States House - Idaho". fec.gov. Federal Election Commission. Retrieved May 24, 2026.
  10. ↑ McCandless, Royce (October 8, 2025). "Challenger to Rep. Fulcher hosting rallies for 'accountability'". Eastern Progress. Retrieved October 19, 2025.
  11. ↑ "Ken Brungardt Officially Launches Campaign and Website for United States Congress in Idaho's 1st District". FOX40. September 10, 2025. Retrieved September 10, 2025.
  12. ↑ Cutler, Sarah (March 4, 2026). "Boise-area voters: See who's running in the May primary for Congress, Idaho offices". Idaho Statesman. Retrieved March 11, 2026.
  13. ↑ "Bayview resident enters congressional race as Independent". Coeur d'Alene Press. November 20, 2025. Retrieved November 20, 2025.
  14. 1 2 "2026 House Ratings". Decision Desk HQ. Retrieved July 15, 2026.
  15. 1 2 "2026 CPR House Race Ratings". Cook Political Report. Retrieved February 25, 2025.
  16. 1 2 "2026 House Ratings". Inside Elections.
  17. 1 2 "2026 House". Sabato's Crystal Ball. Retrieved May 5, 2025.
  18. ↑ "U.S. Chamber Endorses Rep. Russ Fulcher for Idaho's First District". August 10, 2026. Retrieved September 15, 2026.
  19. ↑ "Our Recommended Candidates". Education Votes. National Education Association. Archived from the original on June 12, 2026. Retrieved October 24, 2026.
  20. ↑ "Endorsed Candidates". National Women's Political Caucus. Archived from the original on July 14, 2026. Retrieved October 24, 2026.
  21. ↑ "2026 Federal Endorsements". NOW PAC. National Organization for Women. Archived from the original on May 20, 2026. Retrieved October 24, 2026.
  22. ↑ "Forward Party Announces Slate of Congressional Endorsements Across Florida, Idaho and New Hampshire". forwardparty.com. October 6, 2026. Retrieved October 10, 2026.
  23. ↑ Willow Evans, Jordan (August 16, 2026). "Reform Party Endorses Independent Sarah Zabel in Idaho Congressional Race". Independent Political Report. Retrieved October 24, 2026.
  24. 1 2 "Idaho Statewide Likely Voter Survey". VoteNexus Research. October 23, 2026. Retrieved October 24, 2026.
  25. ↑ "Poll on Key 2026 Races in Idaho" (PDF). Squarespace. August 6, 2026. Retrieved August 14, 2026.
  26. 1 2 3 "Independent Candidate Sarah Zabel Could Unseat Republican Incumbent in ID-01 ... if 3-Time Democratic Challenger Clears Way:". SurveyUSA. July 23, 2026. Retrieved July 23, 2026.
  27. ↑ Rogerson, Riley; González, Oriana; Luetkemeyer, Em (December 18, 2025). "These House Republicans Won't Commit to Running in 2026". NOTUS. Retrieved December 18, 2025.
  28. ↑ Smith, Lisa (August 27, 2025). "Rexburg's Perry Shumway to run for U.S. House of Representatives Idaho District 2". Rexburg Standard Journal. Retrieved September 8, 2025.
  29. ↑ "22 Republicans endorsed by LGBT organization: Full list of names". Newsweek. February 3, 2026. Retrieved February 4, 2026.
  30. 1 2 3 "2026 Election United States House - Idaho". fec.gov. Federal Election Commission. Retrieved May 24, 2026.
  31. ↑ "FEC Form 2 for Report FEC-1949628". docquery.fec.gov. Retrieved February 20, 2026.
  32. ↑ "FEC Form 2 for Report FEC-1882367". docquery.fec.gov. Retrieved July 12, 2025.
  33. 1 2 Pfannenstiel, Kyle (February 27, 2026). "Who's running to represent Idaho in Congress in the 2026 election? Incumbents face challengers". Idaho Capital Sun. Retrieved March 11, 2026.
  34. ↑ "Idaho citizens seek elected offices". The Lewiston Tribune. February 28, 2026. Retrieved February 28, 2026.
  35. ↑ Theophilus, Andrew (February 13, 2026). "Ketchum councilman announces run for Congress". Idaho Mountain Express. Retrieved February 13, 2026.
  36. ↑ "U.S. Chamber Endorses Rep. Mike Simpson for Idaho's Second District". September 1, 2026. Retrieved September 15, 2026.
Official campaign websites for 1st district candidates
Official campaign websites for 2nd district candidates