Massachusetts House 2018 — Model Retrospective

The model's final pre-election forecast gave All Others a 65% chance of winning the Massachusetts House 2018 primary. Joseph S. Schneider won — an upset relative to the model's favorite.

1. All Others — 65% model odds
2. Joseph S. Schneider — 17% model odds (won)
3. Carlos Armando Hernandez — 17% model odds

Model accuracy · 2026 race forecasts