Updated Today
2026 U.S. Senate Election: Republican Odds over 70% by March 31? is currently trading at 3.0% on Polymarket, with $22,834 in total trading volume. Track live odds, price history, and compare across prediction market platforms.
Current Probability
If Yes wins
$33.33 return per $1
If No wins
$1.03 return per $1
Price Changes
Will Trump say "Ayatollah" or "Khamenei" this week? (March 15)
PM·$4.37M volTrump out as President by March 31?
PM·$11.25M volSenators vs. Rangers
PM·$1.72M volIslanders vs. Senators
PM·$988.1K volSenators vs. Capitals
PM·$795.3K volMaple Leafs vs. Senators
PM·$464.0K volTrump announces end of military operations against Iran by March 31st?
PM·$3.48M volWill Trump visit China by March 31?
PM·$4.62M volWill Trump visit China by April 30?
PM·$2.85M volTrump out as President by June 30?
PM·$855.2K volKigali 2: Marco Trungelliti vs Marco Cecchinato
PM·$203.2K volIslanders vs. Senators: O/U 5.5
PM·$189.3K vol
KalshiWill exactly 4 the Senate Republicans lose re-election in 2026?
Outcome: Exactly 4
KalshiWill exactly 0 the Senate Republicans lose re-election in 2026?
Outcome: Exactly 0
KalshiTexas GOP Senate Nominee 2026
Outcome: Ken Paxton
KalshiTexas GOP Senate Nominee 2026
Outcome: John Cornyn
KalshiRepublicans Win US Senate 2026
Outcome: Republican Party
KalshiRepublicans Win Texas Senate 2027
Outcome: Republican party
