Missouri 3rd — House 2026 Rep Primary
The Missouri 3rd — House rep primary is scheduled for August 4, 2026. The model makes Bob Onder the heavy favorite at 97%, with John Fraser at 3%. Bob Onder is the incumbent, 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
- Bob Onder (incumbent) — 97%
- John Fraser — 3%
Probabilities update daily from polls, fundraising, endorsements, and historical results.