Senate

2026 Senate forecast.

Our official predictions and probabilities for the 2026 senate elections.

Model built and maintained by gamerdoglover.

Ratings

The 2026 Senate map.

-- simulations. -- races below 75 percent certainty.

--
--

Muted states do not hold regular 2026 Senate contests.

Seat distribution
Most decisive races by simulated control tipping power
National chamber control probability over time
Projected chamber seats over time

Path to control

Common winning states in control simulations.

Model confidence

Early forecast, wide error bands.

The 40,000 simulations make the model internally stable, but May 2026 data is still thin. Probabilities should be read as today's best estimate from current polling, candidate, finance, and fundamentals inputs, not as November-level certainty.