California House 2020 — Model Retrospective

The model's final pre-election forecast gave Jim Costa a 34% chance of winning the California House 2020 primary. Jim Costa won, matching the model's top pick.

  1. Jim Costa — 34% model odds (won)
  2. Kimberly Elizabeth Williams — 33% model odds
  3. Esmeralda Soria — 33% model odds (won)

Model accuracy · 2026 race forecasts