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Elections · U.S. Senate · Oklahoma

Oklahoma Senate race

Markwayne Mullin holds this seat but is not on the November ballot. N'Kiyla Jasmine Thomas and Kevin Hern are competing for it.

The November ballot

Hern
$10M
Thomas
$57K

Raised so far, filed with the FEC

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

The seat

Markwayne Mullin

Republican · Holds the seat now

How to vote in Oklahoma

  • General electionNovember 3, 2026In 10 weeks

Register 25 days before the election.

All dates and rules
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How they won the primary

First round · 168,896 votes

  • N'Kiyla Jasmine Thomas45.2%76,330
  • Jim Priest23.9%40,290
  • Troy Green19.8%33,492
  • Ervin Yen6.7%11,363
  • R.O. Joe Cassity Jr.4.4%7,421

The runoff · 129,439 votes

  • N'Kiyla Jasmine ThomasWon61.2%79,201
  • Jim Priest38.8%50,238

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

The money on this race

Raised by candidates
$16M
Outside money
$3.5M

Outside money, for and against

Supporting Hern$2.1M
Opposing Hern-
Supporting Thomas-
Opposing Thomas-

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

Where each candidate's money comes from

72%$41KSmall donors$132K1%
27%$15KLarge donors$979K10%
--PACs$700K7%
--Party$62K<1%
--Self-funding$5M51%
1%$739Other$3M30%

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 9 groups spending independently here, ranked; open a row for whose race the money went into.

1 to 5 of 9 groups

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

Not on the November ballot

16 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+30 in 2020

  • Jim InhofeWon62.9%
  • Abby Broyles32.8%

1,556,361 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 Oklahoma ballot5 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.