CalledUnofficial results
Iowa Senate District 25
Iowa State Senate · Iowa
Herman Quirmbach won re-election by 43.0 points over Paul Wacker.
Staggered Senate
Herman QuirmbachDemocrat · winner · incumbent
71.4%16,909
Paul WackerRepublican
28.4%6,735
Write-inOther party
0.2%37
23,681 votes
Source: Iowa Secretary of State unofficial resultsUpdated Nov 7, 2026, 1:35 PM ET
Where the race moved
Against the 2024 presidential vote
The seat's recent races
Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)
Money in this race
Each line compares the two campaigns on one scale.
Herman QuirmbachNo Republican
$24K
Raised by the campaign
—
$15.4K
Spent by the campaign
—
Campaign money: Iowa Ethics and Campaign Disclosure Board, through May 14, 2026.
Source: Iowa Ethics and Campaign Disclosure Board campaign filingsUpdated May 14, 2026
Pre-election forecast (final, Nov 3)
Our model's last run before Election Day, Nov 3, 2026. It no longer updates.
- Herman Quirmbach
- >99%
- Paul Wacker
- <1%
- Projected margin
- D+42.9
The candidates
Herman Quirmbach (D)
Incumbent, Iowa State Senate, first elected 2002Paul Wacker (R)
Incumbent, Iowa State Senate, first elected 2002Paul Wacker (R)
Also on the ballot: Write-in (Other party), 0.2%