Updated Today
2026 U.S. House Election: Republican Odds over 50% by March 31? is currently trading at 0.7% on Polymarket. Track live odds, price history, and compare across prediction market platforms.
Current Probability
If Yes wins
$153.85 return per $1
If No wins
$1.01 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
KalshiRepublicans House 2026 Control
Outcome: Republican Party
KalshiSplit Congress Feb 2027: D Senate, R House
Outcome: D-House, R-Senate
KalshiRepublican House and Senate Feb 2027
Outcome: R-House, R-Senate
KalshiHouse Republican, Senate Democratic 2027
Outcome: R-House, D-Senate
KalshiWill more than 6 House Republican members lose their primary in 2026?
Outcome: 7 or more
KalshiWill the Republican party win the House, the Republican party win the Senate, and the Republican party win the Presidency?
Outcome: Republican Sweep
