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U.S. House — Missouri's 4th District

The Race

17 candidates filed, 3 active for the 2026 House election in Missouri District 4. Party primary on Aug 4, 2026. General election on Nov 3, 2026. FEC Race ID: HMO042026.

Market (kalshi): R 96% · D 4%Rating: 270toWin · 2026-10-02
Primary
Aug 4, 2026
General
Nov 3, 2026
Candidates
3 active / 17 filed
Total Raised
$2.0M
Outside Spending
$1K
Total Spent
$1.5M
Cash on Hand
$771K
Incumbent
Mark AlfordR
Race Timeline
Primary
Today
General
Nominee
Randy LangkraehrL
Nominee
Lost primary
Lost primary
Lost primary
Bars end at the milestone each candidate exited — exact withdrawal dates aren't published, so they're placed at the primary. Dashed segment = upcoming; solid stops at today. 10 candidates with no reported fundraising are hidden.
Candidate Fundraising
Mark AlfordRInc.
Raised
$1.4M
Cash
$747K
Jordan J. HerreraD
Raised
$42K
Cash
$19K
District
Population
782,304
Median HH Income
$67K
Unemployment
4.2%
Bachelor's+
25.2%
Veterans
9.2%
Median Age
38.7
Mean HH Income
$87K
Poverty Rate
13.0%
HS or Higher
91.0%
Median Home Value
$220K
Median Rent
$966/mo
Owner-Occupied
71.1%
Under 18 / 65+
23.0% / 18.1%