Massachusetts Senate 2020 — Model Retrospective

The model's final pre-election forecast gave Edward J. Markey a 65% chance of winning the Massachusetts Senate 2020 primary. Edward J. Markey won, matching the model's top pick.

1. Edward J. Markey — 65% model odds (won)
2. Joseph P., Iii Kennedy — 18% model odds
3. All Others — 18% model odds

Model accuracy · 2026 race forecasts