Washington House 2018 — Model Retrospective

The model's final pre-election forecast gave Rick Larsen a 50% chance of winning the Washington House 2018 primary. Rick Larsen won, matching the model's top pick.

1. Rick Larsen — 50% model odds (won)
2. Collin Richard Carlson — 50% model odds (won)

Model accuracy · 2026 race forecasts