The Ballot Brief
2026 U.S. House

Florida's 3rd Congressional District — 2026 Candidates

U.S. House · FL-3
Primary: Tuesday, August 18, 2026 General: Tuesday, November 3, 2026

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2026 candidates we're tracking in FL-3

Kat Cammack

RepublicanIncumbent

Top priorities

  • Securing the southern border
  • Advocating for small businesses and keeping taxes and government spending low
  • Supporting veterans and first responders

Per the campaign site.

About Kat Cammack

A former congressional aide who managed Ted Yoho's 2012 campaign and then spent nearly a decade as deputy chief of staff in Florida's Third District office, Kat Cammack was first elected in 2020 and serves on the House Agriculture Committee and the Energy and Commerce Committee, per her official House biography. That biography says she chairs the Emerging Tech Task Force, co-founded the Republican Women's Caucus in 2025, and authored the REINS Act regulatory measure. She grew up on a cattle ranch outside Denver and holds a master's degree in national defense and strategic studies from the U.S. Naval War College, per the same biography.

Seth Harp

Seth Harp

Democratic

Top priorities

  • Housing and insurance affordability
  • Expanding affordable health care
  • Government transparency and accountability

Per the campaign site.

About Seth Harp

Teacher and talk show host, per his campaign site, running on a 13-point affordability platform he calls the 13 Stripes of Strength, covering housing, insurance and utility costs, per his Central Florida Public Media questionnaire responses.

Mike Klein

No Party Affiliation

Top priorities

  • Getting money out of politics and defending constitutional democracy
  • Lowering the cost of living and strengthening local businesses and rural communities
  • Protecting Social Security and strengthening veterans' healthcare

Per the campaign site.

About Mike Klein

Mike Klein is a healthcare and economic development executive running as an independent for Florida's 3rd Congressional District, per his campaign site. A West Point graduate and Army infantry officer who served during Operation Desert Storm, per Military.com, he co-founded Warrior Centric Health, a veteran focused healthcare organization, per Military.com. Mike Klein appears on the November 3, 2026 ballot as a no-party-affiliation candidate for FL-3, per the Florida Division of Elections certified candidate list.

About this race

Florida's 3rd Congressional District elects one member of the U.S. House of Representatives to a two-year term. Every House seat in the country is on the ballot in 2026. The Florida primary is Tuesday, August 18, 2026, and the general election is Tuesday, November 3, 2026.

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