Rhode Island Senate race odds
Kalshi vs Polymarket · updated Oct 20, 1:00 AM ET
Democrats (Jack Reed) to win the Rhode Island Senate race: Kalshi 98.45¢, Polymarket US 99¢, Polymarket 98.4¢. The exchanges agree within about a cent. A price of 67¢ means the market implies roughly a 67% chance; it is a price, not a forecast.
Rhode Island Senate betting odds by venue
| Venue | Democrats win | Odds | Bid | Ask | Volume |
|---|---|---|---|---|---|
| Kalshi | 98.45¢ | -6352 | 98.2¢ | 98.7¢ | $20k |
| Polymarket US | 99¢ | -9900 | 99¢ | — | $320k |
| Polymarket | 98.4¢ | -6150 | 97.4¢ | 99.4¢ | $8k |
Each row prices the outcome it names, in cents; 50¢ is a coin flip. Volume is in each venue’s own units. Full venue comparison
Price history
Last 90 days, Democrats win. Kalshi solid, Polymarket dashed. A break in a line is a gap in the record, not a move.
Polls beside the prices
| Pollster | Fieldwork ends | Sample | Result | Lead |
|---|---|---|---|---|
| University of New Hampshire | 2026-09-21 | 598 LV | Jack Reed 53 · Raymond McKay 33 · Michael Bahry 5 | +20 |
| University of New Hampshire | 2026-08-24 | 750 LV | Jack Reed 51 · Raymond McKay 31 · Michael Bahry 2 | +20 |
Polls: VoteHub (CC BY 4.0). A poll is a separate reading of the same race; the two can differ with neither being wrong.
Common questions
What are the odds in the Rhode Island Senate race?
Democrats (Jack Reed) to win the Rhode Island Senate race: Kalshi 98.45¢, Polymarket US 99¢, Polymarket 98.4¢. The exchanges agree within about a cent. A price of 67¢ means the market implies roughly a 67% chance; it is a price, not a forecast.
Why do Kalshi and Polymarket show different prices for the same race?
Each exchange is its own order book with its own traders, fees and rules. A gap of a cent or two is ordinary; a larger gap can come from a thin book or from a settlement-rule difference, which is why each venue links to its own contract.
Is the price a forecast?
No. It is what the best order or last trade implies at that venue. ThinBlimp shows both venues side by side and does not take wagers or give advice.
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