Tennessee Senate race odds

Kalshi vs Polymarket · updated Oct 20, 1:00 AM ET

Republicans (Bill Hagerty) to win the Tennessee Senate race: Kalshi 95.65¢, Polymarket US 95.5¢, Polymarket 95.8¢. 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.

Tennessee Senate betting odds by venue

VenueRepublicans winOddsBidAskVolume
Kalshi95.65¢-219995.4¢95.9¢$223k
Polymarket US95.5¢-212295¢96¢$177k
Polymarket95.8¢-228195.4¢96.2¢$51k

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

0¢25¢50¢75¢100¢Jul 22Aug 21Sep 20Oct 20Polymarket 95.8¢Kalshi 95.7¢Polymarket US 95.5¢
KalshiPolymarket USPolymarket

Last 90 days, Republicans win. Kalshi solid, Polymarket dashed. A break in a line is a gap in the record, not a move.

Polls beside the prices

PollsterFieldwork endsSampleResultLead
Targoz Market Research2026-08-261,157 RVBill Hagerty 51 · Marquita Bradshaw 31+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 Tennessee Senate race?

Republicans (Bill Hagerty) to win the Tennessee Senate race: Kalshi 95.65¢, Polymarket US 95.5¢, Polymarket 95.8¢. 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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Live card for this race — both venues streaming, the order book and related news.

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