← Race Tracker
IASenate
IA Senate
Incumbent: Joni Ernst · Republican
15
Candidates
Jun 2
Primary
Nov 3
General
Passed
Until Primary
Filing
Closed
Primary
Jun 2
General
Nov 3
Decided
—
Voter Action
Registration deadlineMay 18, 2026
Vote by mailYes ✓
Voter ID requiredYes
Early votingYes ✓
Runoff riskNo