Primary Elections
Iowa Primary Elections 2026
Primary date, filing deadlines, key contested races, and what to watch in Iowa ahead of the 2026 general election.
June 2, 2026
Primary Date
None
Runoff / RCV
March 2026
Filing Deadline
High — Senate and governor bot
Competitiveness
Key 2026 Primary Races
| U.S. Senate | Joni Ernst (R) up 2026 |
| Governor | Kim Reynolds (R) not up until 2026 — up for re-election |
| U.S. House | IA-1 and IA-3 competitive |
2026 Primary Overview
Iowa holds competitive elections in 2026. Joni Ernst faces re-election and may face a primary challenge. IA-1 and IA-3 are among the most competitive House districts nationally. Governor Reynolds is up for a third term.