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Elections · U.S. Senate · Kansas

Kansas Senate race

Roger Marshall holds this seat and is running to keep it against Adam Hamilton.

The November ballot

Marshall
$6.2M
Hamilton
$4.2M

Raised so far, filed with the FEC

General-election ballot as recorded August 27, 2026. Not a prediction.

The seat

Roger Marshall

Republican · Holds the seat now

85
Trades disclosed
$1.4M
Estimated volume
Has not cosponsored a bill that would ban it

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 Kansas

  • General electionNovember 3, 2026In 10 weeks

Register 21 days before the election.

All dates and rules
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How they won the primary

The primary · 220,781 votes

  • Adam HamiltonWon34.8%76,772
  • Christy Davis14.2%31,394
  • Noah Taylor13.6%29,923
  • Anne Parelkar7.5%16,531
  • Erik Murray6.7%14,857

6 more candidates on the full canvass.

Primary results as recorded August 27, 2026, in the canvass's own published order. Via Wikipedia (CC BY-SA), which cites each state's canvass. A primary result is a filed fact about a past contest, not a prediction of November.

The money on this race

Raised by candidates
$12M
Outside money
$227K

Outside money, for and against

Supporting Marshall$213K
Opposing Marshall$613
Supporting Hamilton-
Opposing Hamilton-

Independent expenditures; direction is each filer's own declared filing.

Where each candidate's money comes from

5%$305KSmall donors$767K18%
35%$2.2MLarge donors$3.3M80%
40%$2.5MPACs$18K<1%
1%$72KParty--
--Self-funding$50K1%
18%$1.1MOther$3.7K<1%

Small donors give under $200; 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 4 groups 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

10 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.

How this seat voted last time

R+11 in 2020

  • Roger MarshallWon53.2%
  • Barbara Bollier41.8%

1,367,755 votes for candidates. 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 Kansas ballot4 House races statewideFind your races by ZIP →

Candidates and financing from the FEC, public domain; money figures carry their own coverage dates. Dataset built 2026-08-27. Nothing here is a forecast, a grade, or a ranking of candidates.