PollcastForecast

2026 Senate Forecast

chance of a Democratic majority
—
— expected seats
chance of a Republican majority
—
— expected seats
Senate control
Since Vice President JD Vance breaks ties in the Senate, Democrats must get to at least 51 seats to win a majority.
Forecasted Senate Map
Tossup Safe D/R
Forecasted seat flip
No race in 2026
Seat Outcome Probabilities
State detail
State Party Est. margin Rating