New Jersey Senate race odds
Kalshi vs Polymarket · updated Oct 20, 1:00 AM ET
Democrats (Cory Booker) to win the New Jersey Senate race: Kalshi 95.55¢, Polymarket US 96.5¢, Polymarket 96.95¢. 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.
New Jersey Senate betting odds by venue
| Venue | Democrats win | Odds | Bid | Ask | Volume |
|---|---|---|---|---|---|
| Kalshi | 95.55¢ | -2147 | 95¢ | 96.1¢ | $27k |
| Polymarket US | 96.5¢ | -2757 | 96¢ | 97¢ | $121k |
| Polymarket | 96.95¢ | -3179 | 96.8¢ | 97.1¢ | $12k |
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.
Common questions
What are the odds in the New Jersey Senate race?
Democrats (Cory Booker) to win the New Jersey Senate race: Kalshi 95.55¢, Polymarket US 96.5¢, Polymarket 96.95¢. 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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