Primary
Democratic Runoff
Held August 25, 2026.
| Candidate | Votes | % | |
|---|---|---|---|
| N’Kiyla Thomas ✓ | 79,201 | 61.2% | |
| Jim Priest | 50,238 | 38.8% |
Republican Primary
Held June 16, 2026.
| Candidate | Votes | % | |
|---|---|---|---|
| Kevin Hern ✓ | 267,222 | 69.8% | |
| Gary Ty England | 51,875 | 13.5% | |
| William Sean Buckner | 26,444 | 6.9% | |
| Brian Ragain | 22,478 | 5.9% | |
| Nick Hankins | 15,066 | 3.9% |
Full calendar and every race: Oklahoma primary guide
Race Overview
General Election Polling Trend
PollingSource average — trailing average of all polls from the last 30 days.
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Candidates
General Election Polling Average
Average reflects all polls from the last 30 days; table shows the most recent 30 days or the newest 3 polls, whichever is more. How accurate is each pollster? →
| Pollster | Date | Sample | MoE | Dem | Rep |
|---|---|---|---|---|---|
| Cole Hargrave | 2026-08-09 | Jasmine Thomas 25.00% | Kevin Hern 49.00% |
Questions About This Race
Who is winning the 2026 Oklahoma Senate race?
Kevin Hern leads Jasmine Thomas 49% to 25% in the PollingSource polling average — a R+24.0 margin based on 1 poll from the last 30 days.
Is the 2026 Oklahoma Senate race competitive?
No — the expert consensus rates it Safe R for Republicans.
What does the latest poll of the 2026 Oklahoma Senate race say?
The most recent public poll, from Cole Hargrave (completed August 9, 2026), found Jasmine Thomas (D) at 25% and Kevin Hern (R) at 49%.
When is the 2026 Oklahoma Senate race decided?
Election Day is Tuesday, November 3, 2026.
How is the PollingSource average calculated?
The PollingSource average is the unweighted mean of every scientific public poll of the race from the last 30 days — we do not exclude pollsters. Each race page lists the individual polls behind the average with pollster, field dates, sample size, and margin of error. Full details: pollingsource.com/methodology.
Race Notes
OPEN SEAT: Mullin resigned July 2026 to lead DHS — the seat was already up for its first full term this cycle (2022 special covered Inhofe's unexpired term). Kevin Hern is the Republican nominee; the Democratic nominee comes from the Aug 25 runoff (Jasmine Thomas vs Jim Priest). Won 2022 special (Inhofe seat); first full-term election (Lankford up 2028)
Independent Expenditures Updated just now
Top Spenders
- DEFENDING OUR VALUES PAC GOP-aligned $808,341
- DEFEND AMERICAN JOBS GOP-aligned $745,963
- AMERICAN MISSION GOP-aligned $473,518
- FELLOWSHIP PAC GOP-aligned $300,000
- SENATE CONSERVATIVES FUND GOP-aligned $75,734
- SENATE CONSERVATIVES ACTION GOP-aligned $21,716
Full outside-spending research — every committee, every race →