Alford, Herrera, Holbrook Vie for Missouri District 4
Republican incumbent Mark Alford faces Democrat Jordan Herrera and Libertarian Thomas Holbrook in the November 2026 U.S. House race.
Updated on Nov. 3, 2026 in Elections
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Republican incumbent Mark Alford, seeking a third term, will face Democrat Jordan Herrera and Libertarian Thomas Holbrook in the November 2026 general election for Missouri's 4th Congressional District. Herrera narrowly defeated activist Hartzell Gray in the August primary to earn the Democratic nomination.
Why it matters
The race determines who represents Missouri's 4th District in the U.S. House for the next term. Alford's bid for re-election will test his first-term record, including committee assignments on Armed Services and Appropriations.
Alford was first elected to the U.S. House in 2023 and is seeking a third term, which would extend his tenure in the seat. Herrera's 16 years of Air Force service and current role as Assistant Attorney General for Missouri are listed among his qualifications, but the extraction does not include any polling data for the general election.
The players
Mark Alford
Mark Alford is the Republican incumbent representing Missouri's 4th Congressional District, first elected to the U.S. House in 2023 and seeking a third term.
Jordan Herrera
Jordan Herrera is a Democratic candidate who served 16 years in the United States Air Force and currently serves as Assistant Attorney General for the State of Missouri.
Thomas Holbrook
Thomas Holbrook is the Libertarian candidate for Missouri's 4th Congressional District, with prior work experience in food service, big box retail, tax preparation and civilian contracting.
The details
Mark Alford was selected to the House Armed Services Committee in his first term and later invited to sit on the House Appropriations Committee in his second term. Alford's campaign website states he is working with President Donald Trump on the America First agenda, while Thomas Holbrook has experience in food service, big box retail, tax preparation and civilian contracting.
Timeline
August 2026: Jordan Herrera narrowly edged out Hartzell Gray in the Democratic primary.
November 2026: General election for Missouri's 4th Congressional District House seat.
Need to Know
Alford's bid for a third term follows his 2023 election and continues the pattern of incumbent-led contests in Missouri's 4th Congressional District. The November race will show whether his first-term committee work on Armed Services and Appropriations carries electoral weight against two challengers.
Missouri voters in the 4th District will choose between Alford, Herrera and Holbrook on the November ballot. The outcome determines which candidate represents the district's residents in the U.S. House for the next term.
The takeaway
Voters in Missouri's 4th District have a clear choice between a long-serving veteran and attorney, an incumbent with committee experience, and a third-party option, so comparing each candidate's record before November is worthwhile.
What happens next
The general election for Missouri's 4th Congressional District takes place on November 3, 2026.
Further reading
Explore more on Elections coverage across Missouri.
Source note: This article includes information reported by KMBC 9.
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