Oregon House 2020 — Model Retrospective

The model's final pre-election forecast gave Frank Hecker a 42% chance of winning the Oregon House 2020 primary. Joanna Harbour won — an upset relative to the model's favorite.

1. Frank Hecker — 42% model odds
2. Joanna Harbour — 41% model odds (won)
3. Scattered — 13% model odds
4. Tom Harrison — 4% model odds

Model accuracy · 2026 race forecasts