Iowa Governor 2026 Rep Primary
The Iowa Governor rep primary is scheduled for June 2, 2026. The model has Randy Feenstra narrowly ahead of Adam Steen, 53% to 20% in a 5-candidate field. Randy Feenstra leads the field in reported fundraising and has the most tracked endorsements. Public polling is available for this race and feeds the forecast alongside fundraising, endorsements, and historical results.
Current win probabilities
- Randy Feenstra — 53%
- Adam Steen — 20%
- Zach Lahn — 16%
- Brad Sherman — 10%
- Eddie Andrews — 2%
Probabilities update daily from polls, fundraising, endorsements, and historical results.