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R Republican · Incumbent · U.S. House 3, Iowa · Nov 3, 2026

Zach
Nunn

Republican U.S. Rep. Zach Nunn seeks reelection in Iowa's 3rd Congressional District in 2026.

Researched checked 6 d ago
sources
33
positions
11
endorsements
11
zachnunn.com ↗(opens in a new tab) X(opens in a new tab)YouTube(opens in a new tab)Facebook(opens in a new tab)Instagram(opens in a new tab)
Opponent Sarah Trone Garriott D Compare race →

Background

Zach Nunn is the Republican U.S. Representative for Iowa's 3rd Congressional District, currently serving his second term in Congress. He was raised on Des Moines' east side and now lives in Ankeny, Iowa. Before Congress, Nunn served in the Iowa House of Representatives (2015–2019) and Iowa Senate (2019–2023). 124

Nunn is a colonel in the U.S. Air Force Reserve and previously served as an airborne intelligence officer. He also served as Director of Cybersecurity at the White House National Security Council. His other professional roles have included cybersecurity entrepreneur, small-business owner, and professor at Drake University. 14

Nunn earned bachelor's degrees in political science and international relations from Drake University, and holds master's degrees from the Air Command and Staff College and the University of Cambridge. 14

Nunn filed for reelection on February 23, 2026, for the November 3, 2026 general election in Iowa's 3rd Congressional District. His campaign reported raising over $1.1 million in the second quarter of 2026. 1112

At a glance

Party
Republican · Incumbent
Running for
U.S. House · District 3, Iowa
Election
Nov 3, 2026
Current office
U.S. Representative for Iowa's 3rd Congressional District
Website
zachnunn.com(opens in a new tab)

Where they stand

Each position links to the page it was drawn from. Quotes are verbatim.

Voting record

How Zach Nunn voted in Congress: 118th Congress (2023–24) and 119th Congress (2025–26), Jan 3, 2023 to Sep 16, 2026. From the official House and Senate roll call records.

roll call votes
1,909
missed
3.5%
with their party’s majority
90%

Recent key votes

  • Sep 16, 2026 · House · S2403 · Economy & jobs
    Retire through Ownership Act
    On Motion to Suspend the Rules and Pass · Passed
    Official roll call ↗(opens in a new tab)
    Yes
  • Sep 16, 2026 · House · HR9497 · Climate & energy
    Water Resources Development Act
    On Motion to Suspend the Rules and Pass, as Amended · Passed
    Official roll call ↗(opens in a new tab)
    Yes
  • Sep 16, 2026 · House · HR9340 · Climate & energy
    Ratepayer Protection Act
    On Motion to Suspend the Rules and Pass, as Amended · Passed
    Official roll call ↗(opens in a new tab)
    Yes
  • Sep 16, 2026 · House · HJRES213 · Climate & energy
    Providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule issued by the Environmental Protection Agency relating to the “California State Nonroad Engine Pollution Control Standards; Commercial Harbor Craft Regulations; Notice of Decision”
    On Passage · Passed
    Official roll call ↗(opens in a new tab)
    Yes
  • Sep 16, 2026 · House · HR10326 · Crime & public safety
    PROOF Act
    On Passage · Passed
    Official roll call ↗(opens in a new tab)
    Yes
  • Sep 16, 2026 · House · HR9576 · Crime & public safety
    National Fraud Enforcement Division Act
    On Passage · Passed
    Official roll call ↗(opens in a new tab)
    Yes
  • Sep 15, 2026 · House · HJRES210 · Climate & energy
    Providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Environmental Protection Agency relating to “California State Nonroad Engine Pollution Control Standards; Ocean-Going Vessels At-Berth; Notice of Decision”
    On Passage · Passed
    Official roll call ↗(opens in a new tab)
    Yes
  • Sep 15, 2026 · House · HR9500 · Taxes & budget
    Tax Relief for Fraud Victims Act
    On Motion to Suspend the Rules and Pass, as Amended · Passed
    Official roll call ↗(opens in a new tab)
    Yes

Key votes are final decisions on bills and joint resolutions, and top nominations. Software sorts each into an issue from its official title, so check the roll call. All 1,909 votes →

Timeline

  1. Oct 9
    poll
    Iowa youth straw poll: Nunn gets 56%, Trone Garriott 44% among student voters

    The Iowa Secretary of State reported that among 2,277 student ballots cast for the District 3 race in a mock election, Nunn received 56% and Trone Garriott 44%. This was a mock election, not a voter poll.

    11671 Iowa Students Participate in Secretary of State's Iowa Youth ... · Oct 9, 2026 (opens in a new tab)
  2. Oct 9
    debate
    Nunn criticizes Trone Garriott on debate dispute, says she is 'too busy until Halloween weekend'

    In a post on X, Nunn said Trone Garriott was 'too busy until Halloween weekend,' characterizing her as avoiding debates. The campaigns' accounts of the dispute differ.

    I've shown up on the debate stage every year before Iowans ... · Oct 9, 2026 (opens in a new tab)
  3. Oct 9
    poll
    Cook Political Report shifts IA-03 from toss-up to lean Democrat

    Cook Political Report moved Iowa's 3rd District race from 'toss-up' to 'lean Democrat,' citing national political headwinds and Democratic strength at the top of the ticket, while calling Nunn 'one of his party's stronger incumbents.'

    Iowa's 3 top congressional races move in Democrats' favor · Oct 9, 2026 (opens in a new tab)
  4. Oct 6
    news
    Nunn and Trone Garriott sound off on economy and war in Des Moines Register coverage

    The Des Moines Register reported on the candidates' contrasting positions on affordability, tariffs, farm policy, and foreign policy for Iowa's 3rd District race.

    Iowa's 3rd Congressional District candidates sound off on economy, war · Oct 6, 2026 (opens in a new tab)
  5. Oct 5
    news
    Iowa Starting Line analysis: Nunn's record on tariffs doesn't match his rhetoric

    Iowa Starting Line reported that Nunn's voting record on tariffs and trade did not align with his campaign rhetoric on the issues.

    Rep. Zach Nunn's record doesn't match his rhetoric on ... · Oct 5, 2026 (opens in a new tab)
  6. Oct 5
    news
    Nunn campaign announces over $1.3 million raised in third quarter

    Nunn's campaign reported raising more than $1.3 million across his campaign committee, joint fundraising committee, and leadership PAC in Q3, with more than $1 million cash on hand for the campaign committee. These are campaign-reported figures.

    Combat Aviator and Congressman for Iowa’s Third Congressional ... · Oct 5, 2026 (opens in a new tab)
  7. Oct 3
    debate
    Nunn publicly notes early voting begins October 14, presses for debates

    Nunn posted on X noting that Iowans start voting October 14 and that he had agreed to debates, continuing to pressure Trone Garriott to debate.

    "Iowans start voting October 14. I've said yes to debates on ... · Oct 3, 2026 (opens in a new tab)
  8. Oct 1
    debate
    KCCI confirms no debate date agreed upon by Nunn and Trone Garriott

    KCCI reported that the two campaigns failed to agree on a debate date, with both sides disputing responsibility for the breakdown.

    Iowa candidates fail to agree on KCCI debate date · Oct 1, 2026 (opens in a new tab)
  9. Sep 30
    debate
    KCCI debate negotiations between Nunn and Trone Garriott collapse

    Nunn's campaign said he accepted KCCI's proposed debate dates including October 16 and 20; Trone Garriott's campaign said it had offered dates Nunn would not accept. KCCI reported no debate was scheduled.

    Trone Garriott Refuses KCCI Debate, Nunn Accepts Two ... · Sep 30, 2026 (opens in a new tab)
  10. Sep 27
    news
    Tariffs, farm policy, and taxes emerge as key contrasts between Nunn and Trone Garriott

    In candidate statements, Nunn emphasized tax cuts, farm support, trade negotiations, and prescription-drug costs. Trone Garriott focused on opposition to Trump tariffs, arguing they raised costs for Iowa families and hurt farm income.

    Tariffs, farms, taxes top Iowa candidate divide | News · Sep 27, 2026 (opens in a new tab)
  11. Sep 24
    news
    Nunn releases ad touting House passage of congressional stock-trading ban

    Nunn's campaign released an ad highlighting House passage of the Stop Insider Trading Act, which would bar members of Congress, their spouses, and dependent children from trading individual stocks. The bill had passed the House but had not yet become law.

    Nunn touts House passage of congressional stock trading ... · Sep 24, 2026 (opens in a new tab)
  12. Sep 18
    debate
    Nunn accepts debate, challenges Trone Garriott to robust discussion

    Nunn's campaign announced he accepted debate invitations and challenged opponent Sarah Trone Garriott to participate in multiple debates.

    Nunn Accepts Debate, Challenges Trone Garriott to Robust ... · Sep 18, 2026 (opens in a new tab)
  13. Sep 17
    endorsement
    Friends of Traditional Banking endorses Nunn

    The Friends of Traditional Banking named Nunn among its endorsed candidates for 2026, citing his importance to banking-related congressional races.

    FOTB's Selects Banking's Top Three Critical Congressional Races · Sep 17, 2026 (opens in a new tab)
  14. Sep 16
    news
    Nunn votes for resolution to limit Trump's military action in Iran

    Nunn voted for a war-powers resolution to limit President Trump's military action in Iran. He had previously said he would not support a 'forever war' but had not specified what limits he favored.

    Iowa Republican Reps. Zach Nunn and Mariannette Miller-Meeks ... · Sep 16, 2026 (opens in a new tab)
  15. Sep 2
    filing
    Nunn and Trone Garriott confirmed on Iowa's 3rd District ballot

    A ballot reference page based on the Iowa Secretary of State's accepted candidate list confirmed Nunn and Sarah Trone Garriott as the two candidates on the District 3 ballot.

    The Stated Record · Oct 1, 2026 (opens in a new tab)
  16. Aug 25
    endorsement
    NFIB endorses Zach Nunn for re-election

    The National Federation of Independent Business endorsed Nunn, with its political director citing his voting record on small-business issues.

    Zach Nunn | Biography & Public Record - The Conservative Ledger · Sep 17, 2026 (opens in a new tab)
  17. Aug 17
    news
    Defense Secretary Hegseth appears at Nunn's Iowa State Fair fundraiser

    Pete Hegseth appeared at Nunn's ticketed Iowa State Fair fundraiser, an event that later drew an ethics complaint alleging Hatch Act violations.

    Group seeks ethics probe of Pete Hegseth over Zach Nunn fundraiser · Sep 15, 2026 (opens in a new tab)
  18. May 8, 2025
    endorsement
    President Trump endorses Zach Nunn for Iowa's 3rd Congressional District

    President Donald Trump endorsed Nunn, according to reporting by The Conservative Ledger.

    Zach Nunn | Biography & Public Record - The Conservative Ledger · Sep 17, 2026 (opens in a new tab)

Endorsements

  • The Guardian Fund PAC organization
    Listed as an endorser in the 2026 iVoterGuide candidate profile; no endorsement date specified. ivoterguide.com
  • Iowa Farm Bureau PAC organization
    Listed as an endorser in the 2026 iVoterGuide candidate profile; no endorsement date specified. ivoterguide.com
  • Campaign for Working Families organization
    Listed as an endorser in the 2026 iVoterGuide candidate profile; no endorsement date specified. ivoterguide.com
  • National Right to Life organization
    Listed as an endorser in the 2026 iVoterGuide candidate profile; no endorsement date specified. ivoterguide.com
  • National Rifle Association Political Victory Fund organization
    Listed as an endorser in the 2026 iVoterGuide candidate profile; no endorsement date specified. ivoterguide.com
  • National Federation of Independent Business (NFIB) organization
    NFIB announced its endorsement of Nunn on August 25, 2026. zachnunn.com · Aug 25, 2026
  • U.S. Chamber of Commerce organization
    Endorsed Nunn on August 19, 2026. uschamber.com · Aug 19, 2026
  • Pete Hegseth, Secretary of Defense official
    Hegseth endorsed Nunn at an Iowa State Fair event on August 17, 2026. thegazette.com · Aug 17, 2026
  • JD Vance, Vice President of the United States official
    Vance campaigned with Nunn at a Des Moines event on May 5, 2026. The source does not record a separate formal endorsement announcement. littlevillagemag.com · May 5, 2026
  • Republican Jewish Coalition PAC organization
    Endorsed Nunn on March 11, 2026; the coalition published its announcement on March 12, 2026. rjchq.org · Mar 11, 2026
  • Donald Trump, President of the United States official
    Trump endorsed Nunn for reelection in May 2025, before Nunn formally announced his campaign, and reiterated support after Nunn chose to seek reelection rather than run for governor. Exact date within May 2025 not specified in source. desmoinesregister.com · May 1, 2025

Past elections

General election results for federal office, from the Federal Election Commission.

YearSeatResultVotesShare
2022U.S. House IA-03 · RWon156,26250.3%

Covers the 2016 to 2022 general elections. The FEC has not yet published 2024 congressional results.

Campaign finance

Totals filed with the Federal Election Commission for the 2026 election cycle.

Raised
$4.87M
Spent
$1.35M
Cash on hand
$3.57M

As of Jun 30, 2026. Filings are periodic, so recent money may not be included yet. ↳ FEC record H2IA03119(opens in a new tab)

Sources 33

  1. [1] 11671 Iowa Students Participate in Secretary of State's Iowa Youth ...(opens in a new tab) Oct 9, 2026
  2. [2] I've shown up on the debate stage every year before Iowans ...(opens in a new tab) Oct 9, 2026
  3. [3] Iowa's 3 top congressional races move in Democrats' favor(opens in a new tab) Oct 9, 2026
  4. [4] Voter Guide Profile for IA U.S. Rep., Dist. 3 candidate(opens in a new tab) Oct 9, 2026
  5. [5] Iowa's 3rd Congressional District candidates sound off on economy, war(opens in a new tab) Oct 6, 2026
  6. [6] Combat Aviator and Congressman for Iowa’s Third Congressional ...(opens in a new tab) Oct 5, 2026
  7. [7] Keeping Our Country Safe(opens in a new tab) Oct 5, 2026
  8. [8] Rep. Zach Nunn's record doesn't match his rhetoric on ...(opens in a new tab) Oct 5, 2026
  9. [9] "Iowans start voting October 14. I've said yes to debates on ...(opens in a new tab) Oct 3, 2026
  10. [10] Iowa candidates fail to agree on KCCI debate date(opens in a new tab) Oct 1, 2026
  11. [11] The Stated Record(opens in a new tab) Oct 1, 2026
  12. [12] Trone Garriott Refuses KCCI Debate, Nunn Accepts Two ...(opens in a new tab) Sep 30, 2026
  13. [13] Tariffs, farms, taxes top Iowa candidate divide | News(opens in a new tab) Sep 27, 2026
  14. [14] Nunn touts House passage of congressional stock trading ...(opens in a new tab) Sep 24, 2026
  15. [15] Nunn Accepts Debate, Challenges Trone Garriott to Robust ...(opens in a new tab) Sep 18, 2026
  16. [16] FOTB's Selects Banking's Top Three Critical Congressional Races(opens in a new tab) Sep 17, 2026
  17. [17] Zach Nunn | Biography & Public Record - The Conservative Ledger(opens in a new tab) Sep 17, 2026
  18. [18] Iowa Republican Reps. Zach Nunn and Mariannette Miller-Meeks ...(opens in a new tab) Sep 16, 2026
  19. [19] Group seeks ethics probe of Pete Hegseth over Zach Nunn fundraiser(opens in a new tab) Sep 15, 2026
  20. [20] NFIB Endorses Zach Nunn for Reelection(opens in a new tab) Aug 25, 2026
  21. [21] U.S. Chamber Endorses Rep. Zach Nunn for Iowa's Third District(opens in a new tab) Aug 19, 2026
  22. [22] Pete Hegseth campaigns for Nunn, uses slurs and says troops dying is the 'cost' of fighting 'radical Islamist crazies' at Iowa State Fair - Little Village(opens in a new tab) Aug 18, 2026
  23. [23] Pete Hegseth honors fallen Iowa soldiers, defends Iran conflict at Iowa State Fair(opens in a new tab) Aug 18, 2026
  24. [24] Here's who Trump has endorsed in Iowa's GOP primary races(opens in a new tab) May 29, 2026
  25. [25] House Passes Nunn Resolution Backing Law Enforcement(opens in a new tab) May 13, 2026
  26. [26] Hear Congress candidates Nunn, Trone Garriott on immigration, tariffs(opens in a new tab) May 11, 2026
  27. [27] RJC Endorses 16 Key House GOP Incumbents, Including ...(opens in a new tab) Mar 12, 2026
  28. [28] Iowa Press | 2/13/2026 | U.S. Representative Zach Nunn - PBS(opens in a new tab) Feb 13, 2026
  29. [29] Hinson, Miller-Meeks, Nunn back bill that could make it ...(opens in a new tab) Feb 12, 2026
  30. [30] Nunn Votes to Deliver Tax Relief, Farm Security, Border ...(opens in a new tab) May 22, 2025
  31. [31] Nunn Announces Resolution Defending Medicaid and SNAP ...(opens in a new tab) May 2, 2025
  32. [32] Helping Families & Kids - Congressman Zach Nunn(opens in a new tab) Dec 12, 2023
  33. [33] Zach Nunn: I'm pro-life, and I support protecting the life of the mother ...(opens in a new tab) Sep 22, 2022
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