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U.S. House · Missouri · Nov 3 · 7 days out

Missouri House, district 4

Mark Alford (Republican, incumbent) against Jordan Herrera (Democrat).

Mark Alford
Republican · incumbent · record Rt-lean 19
95%party to win
vs.
Jordan Herrera
Democrat · challenger · estimate Left 32
2%party to win

Where they stand · 52 points apart

Herrera is an estimate

Solid is a voting record; hollow is read from the campaign’s own words. Biggest gaps first.

Mark AlfordrecordJordan Herreraestimate
Issue · biggest gap firstLeftCenterRightApart
Overall
1932
52 pts

Money

FEC to Sep 30
RaisedAlford
$1.6MHerrera
$42kItemized, named donorsAlford
$772kHerrera
$17kNamed donorsAlford
539Herrera
28Itemized from MissouriAlford
39%Herrera
53%
The FEC doesn't name donors who give under $200, so their gifts count in Raised but not Itemized.

In their own words

Campaign sites and X

“CONSERVATIVE CHAMPION”

“Real people. Real challenges. Real results. No matter the challenge, our caseworkers are committed to delivering for MO-04.” Alford · X post · Oct 20 · ↗

“I will fight to: Protect and expand Medicaid and Medicare funding” Herrera · Campaign site · Sep 29 · ↗

All market contracts · Kalshi and Polymarket · 2
CandidatePlatformContractBidAskLastVolume
Mark AlfordPolymarketRepublican wins95%98%95%$42,470Open ↗
Jordan HerreraPolymarketDemocrat wins2%5%2%$30,793Open ↗
Prices in cents on the dollar, read Oct 27, 2026. A party contract pays if that party wins the seat.
Also on the Missouri ballot
All 7 →
Statement estimate · odds are a market close, not a poll