Who is forecasted today to win the Oklahoma governor's race?
Updated Tuesday, October 27, 2026 · 7 days to Election Day · VotePredictor
Mike Mazzei is favored. The VotePredictor forecast gives Mazzei a 96% chance of beating Cyndi Munson, with a predicted margin of Mazzei +7.7. That is a Safe R race: Mazzei wins about 19 times in 20, and Munson in the other 4%.
What the forecast is built on
The forecast starts from the 3 public polls in the forecast window, whose plain average is Mazzei +5.7. Each poll is corrected for its voter screen and its pollster's measured house effect first (the “Adjusted” column below).
- The polls, weighted and corrected, read Mazzei +7.5.
- The fundamentals (the state's presidential lean, incumbency, the last result and the national environment) read Mazzei +10.0.
- The published forecast blends the two, mostly on the polls, at Mazzei +7.7.
How the forecast has moved
| Date | Mazzei's chance | Predicted margin |
|---|---|---|
| Oct 24 | 95% | Mazzei +7.3 |
| Oct 27 (today) | 96% | Mazzei +7.7 |
The polls
3 polls are in today's forecast. Margins are Democrat minus Republican.
The polls behind it
3 polls · newest firstEach pollster name links to the poll's source.The VotePredictor margin is the poll after correcting for its pollster's record in past elections and for registered-voter or all-adult samples.
What everyone else says
Prediction markets
| Market | Mazzei's chance |
|---|---|
| Polymarket | 89% |
| Kalshi | 88% |
| VotePredictor | 96% |
Rating shops
| Forecaster | Rating | As of |
|---|---|---|
| Cook Political Report | Likely R | Oct. 23, 2026 |
| Inside Elections | Likely R | Oct. 15, 2026 |
| NBC News | Likely R | Oct 26, 2026 |
| Sabato's Crystal Ball | Likely R | Oct. 22, 2026 |
| Silver Bulletin | Likely R | Oct. 23, 2026 |
| Decision Desk HQ | Solid R | Oct. 23, 2026 |
| Fox News | Solid R | Oct. 20, 2026 |
| RealClearPolitics | Solid R | Oct. 12, 2026 |
All 8 rating shops favor Mazzei. The markets average 88% for Mazzei; VotePredictor is 8 points more confident in Mazzei.
Can you trust this forecast?
Every VotePredictor forecast is scored after the election against the same outcomes as everyone else's. Across 615 past races (Senate, governor, House and president), our final forecasts rank #2 of every forecaster that covered them all (Brier score 0.075, lower is better); FiveThirtyEight is first at 0.074. The full record is on the forecaster rankings and methodology pages.
This article is regenerated every day from the VotePredictor forecast, the poll database, the prediction markets and the rating shops' latest published ratings. Live numbers are on the race page.