11 candidates filed, 3 active for the 2026 Senate election in Iowa. Party primary on Jun 2, 2026. General election on Nov 3, 2026. FEC Race ID: SIA002026.
Market (kalshi): R 60% · D 40%Rating: Toss-up · 270toWin · 2026-10-02
Primary
Jun 2, 2026
General
Nov 3, 2026
Candidates
3 active / 11 filed
Total Raised
$19.1M
Outside Spending
$113.7M
Total Spent
$11.8M
Cash on Hand
$9.1M
Incumbent
—
Past Campaigns
FEC campaign-finance filings on record for 4 cycles (2020–2026), totaling $23.2M raised.
Cycles
4
Total Raised
$23.2M
Latest Cycle
2026
Candidate-provided Public data (FEC) AllCiv / Legis1 coverage