California House 2020 — Model Retrospective

The model's final pre-election forecast gave William "Liam" O'Mara a 50% chance of winning the California House 2020 primary. William "Liam" O'Mara won, matching the model's top pick.

  1. William "Liam" O'Mara — 50% model odds (won)
  2. Regina Marston — 50% model odds (won)

Model accuracy · 2026 race forecasts