Oklahoma Senate
Kevin Hern (R) is all but certain to win the 2026 Oklahoma Senate race — about a 96% chance, winning by about 28 points in the projection. Updated daily from 1 poll.
How the odds moved
VotePredictor Elections' win probability for each party, rerun from the polls available on each date — hover the chart to read any day. The dashed line is even odds.
What the markets say
Chance of a Democratic winMarket prices are shown for comparison and are never an input to the forecast — a 2024 test found blending Polymarket in made the model's calls measurably worse. Where the two disagree, one of them is wrong, and the track record is the only way to find out which.
Why this forecast
This forecast is poll-driven: 1 poll of the race so far. After weighting them by recency and correcting each pollster's house effect, the model (TabPFN) predicts R+27.9 — a 96% Republican win. With only a poll or two this early, the forecast stays cautious and leans partly on the seat's history.
The polls behind it
1 poll · newest firstFrequently asked questions
Who is winning the 2026 Oklahoma Senate race?
VotePredictor's model favors Kevin Hern (R), with roughly a 96% chance of winning and a projected margin of R+27.9.
What do the polls say in the Oklahoma Senate race?
There is 1 poll of this race. The most recent, from CHS & Associates[58] (2026-08-06), showed R+21.0. VotePredictor's poll-weighted projection is R+27.9.
Who are the candidates in the 2026 Oklahoma Senate race?
Jim Priest is the Democratic candidate; Kevin Hern is the Republican.
When is the 2026 Oklahoma Senate election?
Election Day is Tuesday, November 3, 2026. VotePredictor refreshes this forecast every day until then.
How does VotePredictor forecast the Oklahoma Senate race?
It is a poll-driven model. Recent polls are weighted by recency and adjusted for each pollster's historical house effect, then a machine-learning model (TabPFN) trained on U.S. races from 1998–2025 turns them into a projected margin and win probability.
Which party matches you?
These candidates split on taxes, health care, guns, and abortion. See where you land — and which members of Congress actually vote like you.