South Carolina House 2018 — Model Retrospective

The model's final pre-election forecast gave Katie Arrington a 46% chance of winning the South Carolina House 2018 primary. Katie Arrington won, matching the model's top pick.

  1. Katie Arrington — 46% model odds (won)
  2. Mark Sanford — 46% model odds
  3. Dimitri Cherny — 8% model odds

Model accuracy · 2026 race forecasts