**Trader consensus centers on 1.2M–1.3M total ballots as the most likely range for Oklahoma’s November 3, 2026 Senate general election, reflecting the state’s typical midterm participation levels in a low-competition race.** Kevin Hern (R) holds a commanding lead over N’Kiyla Jasmine Thomas (D) in a solidly Republican contest for the open seat, limiting Democratic mobilization and keeping overall engagement modest. Historical benchmarks support this outlook: the 2022 midterm recorded roughly 40% turnout among eligible voters, while the August 2026 runoff drew only about 22% participation. With roughly 2.43 million registered voters, the priced-in totals align with expected general-election participation absent national salience or tight margins that would spur higher turnout. Early voting begins October 29, but no late-breaking catalysts have emerged to shift probabilities toward higher or lower brackets.