Polymarket· Midterms · Politics · Elections · Midterm MOV

Will a Republican Party candidate win the 2026 CA-18 House election?

Chance

31%

Buy Yes

60.9¢

pays $1 if it happens

Buy No

99.6¢

pays $1 if it doesn’t

Prices from Polymarket, updated 14 minutes ago. Ends Nov 3, 12:00 PM UTC.

Price over the last 2 weeks

Cost of a Yes share

Can’t both happenWill a Democratic Party candidate win the 2026 CA-18 House election by 0%-5%?61¢
Can’t both happenWill a Democratic Party candidate win the 2026 CA-18 House election by 15%-20%?61¢
Can’t both happenWill a Democratic Party candidate win the 2026 CA-18 House election by 20%-25%?63¢
Can’t both happenWill a Democratic Party candidate win the 2026 CA-18 House election by 25%-30%?61¢
Can’t both happenWill a Democratic Party candidate win the 2026 CA-18 House election by 30%-35%?63¢
Can’t both happenWill a Democratic Party candidate win the 2026 CA-18 House election by 35%-40%?65¢
Can’t both happenWill a Democratic Party candidate win the 2026 CA-18 House election by 40%-45%?65¢
Can’t both happenWill a Democratic Party candidate win the 2026 CA-18 House election by 45% or more?61¢
Can’t both happenWill a Democratic Party candidate win the 2026 CA-18 House election by 5%-15%?62¢