**Trader consensus centers on 1.1M-1.2M total ballots as the most probable range for the November 2026 Kansas Senate election, reflecting a competitive midterm environment.** Historical midterm turnout in Kansas has produced roughly 1.0 million votes, as seen in the 2022 Senate race, while presidential-year participation reached 1.34 million in 2024. The current contest between incumbent Republican Roger Marshall and Democratic challenger Adam Hamilton has tightened notably in recent polling, with Hamilton occasionally leading among likely voters and independents splitting more evenly than in prior cycles. Factors such as elevated fuel and fertilizer costs affecting rural voters, combined with a Libertarian candidate on the ballot, are expected to sustain engagement and support turnout near or modestly above recent midterm levels. The 57% probability on the 1.1M-1.2M bracket aligns with this baseline adjusted for the race’s competitiveness, while lower and higher brackets capture scenarios of subdued or unusually elevated participation driven by late-cycle mobilization.