Massachusetts House 2020 — Model Retrospective

The model's final pre-election forecast gave Seth Moulton a 100% chance of winning the Massachusetts House 2020 primary. Seth Moulton won, matching the model's top pick.

  1. Seth Moulton — 100% model odds (won)
  2. John Paul Moran — 0% model odds
  3. All Others — 0% model odds

Model accuracy · 2026 race forecasts