South Carolina House 2018 — Model Retrospective

The model's final pre-election forecast gave Katie Arrington an 88% chance of winning the South Carolina House 2018 primary. Joe Cunningham won — an upset relative to the model's favorite.

  1. Katie Arrington — 88% model odds
  2. Joe Cunningham — 12% model odds (won)
  3. Scattered — 0% model odds

Model accuracy · 2026 race forecasts