Iowa House 2018 — Model Retrospective

The model's final pre-election forecast gave Pete D'Alessandro a 43% chance of winning the Iowa House 2018 primary. Cindy Axne won — an upset relative to the model's favorite.

  1. Pete D'Alessandro — 43% model odds
  2. Cindy Axne — 39% model odds (won)
  3. Eddie J. Mauro — 14% model odds
  4. Scattered — 3% model odds

Model accuracy · 2026 race forecasts