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Elections · U.S. House · Missouri

2026 Missouri House race, District 4

Mark Alford (Republican), Jordan Herrera (Democrat) and Thomas Holbrook (Libertarian) are on the November 3, 2026 ballot for U.S. House in Missouri District 4, as recorded September 21, 2026 from the Missouri Secretary of State.

The November ballot

Alford
$1.4M
Herrera
$42K

Raised so far, filed with the FEC

Also in this race: Thomas Holbrook (Libertarian).

Certified list: Missouri Secretary of State. Faces and bars are the campaigns that hold the seat or have $25,000 raised or outside spending on file; being outside that group is a filing fact, not a mark. Not a prediction.

The seat

Mark Alford

Republican · Holds the seat now

First took office 2023 · Age 63

9
Trades disclosed
$72K
Estimated volume
Cosponsored H.R. 7008, the Stop Insider Trading Act

From the member's own disclosures and congress.gov. Not cosponsoring is not a vote against a ban.

See their record

How to vote in Missouri

  • General electionNovember 3, 2026 

Register 27 days before the election.

All dates and rules
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How they won the primary

The primary · 65,570 votes

  • Jordan Herrera Won: 30.5% 19,971
  • Hartzell Gray: 27.7% 18,192
  • Jeanette Cass: 14.7% 9,620
  • Ashleigh Rogers: 13.8% 9,043
  • Randy Miller: 7.5% 4,889

2 more candidates in the full results at the source named below.

Primary results as recorded October 12, 2026, ordered by votes. Source: Missouri Secretary of State official primary results. Certified August 25, 2026. A primary result is a recorded fact about a past contest, not a prediction of November.

The money on this race

Raised by candidates
$1.7M
Outside money
$1.1K

Where each candidate's money comes from

1%$17KSmall donors$16K37%
54%$754KLarge donors$17K41%
41%$567KPACs--
--Self-funding$8.6K21%
4%$50KOther$269<1%

Small donors give $200 or less; PACs are political action committees. Shares of each candidate's own receipts on file with the FEC. Outside money is not part of these figures.

Who is spending on this race

The largest group spending independently here, ranked; open a row for whose race the money went into.

Independent expenditures reported to the FEC; direction is each group's own declared filing.

Not on the November ballot

6 filed

Primary candidates who did not advance, committees still on file, and candidacies that ended. Being here is a filing fact, not a mark against anyone.

The district

Census context
People
782K
Median household income
$67K
Unemployment
4.2%
Living below the poverty line
13.0%
Without health insurance
9.8%

U.S. Census Bureau, ACS 2024 5-year estimates. Context about the district, not a statement about any candidate.

How this seat voted last time

R+45 in 2024

  • Mark Alford Won: 71.1%
  • Jeanette Cass: 26.4%

365,696 votes for candidates. Other candidates and write-ins took the remaining 2.5%. A past result is a filed fact, not a prediction of November.

Certified returns via MIT Election Data and Science Lab, from the House Clerk's election statistics and state canvasses.

More on the Missouri ballot8 House races statewideYour full ballot at Missouri's Voting Center Find your races by ZIP →

Candidates and financing from the FEC, public domain. Candidate totals are each campaign's latest FEC report, ending between June 30, 2026 and September 4, 2026. Outside money is the FEC's processed total of independent expenditures plus the 24- and 48-hour reports filed since each group's latest regular report. It covers this two-year cycle, the same as the candidate totals. Dataset built 2026-10-12. Nothing here is a forecast, a grade, or a ranking of candidates.