South Carolina 1st — House 2026 Runoff
The South Carolina 1st — House runoff is scheduled for June 23, 2026. The model sees a close race: Jenny Costa Honeycutt edges Mark Smith, 54% to 46%. Mark Smith leads the field in reported fundraising and has the most tracked endorsements. No public polling is available for this race, so the forecast leans on fundraising, endorsements, candidate profiles, and historical results.
Current win probabilities
- Jenny Costa Honeycutt — 54%
- Mark Smith — 46%
Probabilities update daily from polls, fundraising, endorsements, and historical results. Last updated July 14, 2026.