Kansas Senate Race Odds 2026
Prices as of 2026-09-19 18:30 UTC.
Kalshi has Roger Marshall at 74%; Polymarket has Roger Marshall (R) at 74%.
| Candidate / party | Kalshi | Polymarket | Gap |
|---|---|---|---|
| Adam Hamilton D | 27% bid 26¢ · ask 27¢ · OI $564k | 26% vol $48k | +1 pts |
| Roger Marshall R | 74% bid 73¢ · ask 74¢ · OI $310k | 74% vol $48k | +1 pts |
Kansas Senate 2026 — Kalshi · Roger Marshall · Polymarket · Roger Marshall (R) · last 90 days
How the Kalshi market resolves
If a representative of the Republican party is sworn in as a Senator of Kansas for the term beginning in 2027, then the market resolves to Yes.