The 2026 St. Charles County Executive election will be held on November 3, 2026, following party primaries on August 4, 2026. Incumbent County Executive Steve Ehlmann, who has served in the position since 2007, announced in June 2023 that he would not seek a sixth term, but stated in August 2025 that he was reconsidering the decision, and announced in October 2025 that he would run for re-election.
Republican primary
Candidates
Declared
- Steve Ehlmann, incumbent County Executive (previously declined)
- Bill Eigel, former state senator and candidate for governor in 2024
- Jason Law, Mayor of Lake St. Louis
Withdrawn
- Mike Elam, Chairman of the County Council (running for re-election, endorsed Ehlmann)
Declined
- Nick Guccione, Mayor of Wentzville (endorsed Ehlmann)
Polling
Notes
References
External links
Official campaign websites