Mandy Newton Rosenow
Won the 2026 race for Iowa House District 46.
- Last margin
- +1.5
- Won 2026
- Elections
- 1
- 2026
Source: Wikidata, congress-legislators and Open States; 99chambers legislative records
Every race Rosenow has run
Baseline: how the seat voted for president in the same or nearest year. Running ahead of it means Rosenow won voters the party’s presidential nominee did not; primaries have no baseline.
| Year | Office | Stage | Result | Opponents | Share | Margin | Raised | Baseline | Against baseline |
|---|---|---|---|---|---|---|---|---|---|
| 2026 | Iowa House of Representatives, District 46 | General | Won | Dan Gehlbach (R), Write-in (I) | 50.7% | D+1.5 | $19.1K | R+8.8 |
Source: 99chambers results archive; 2026: Iowa Secretary of State (unofficial)Updated Nov 8, 2026, 7:01 PM ET
Money
Rosenow’s campaign fundraising.
- Raised, 2025–26
- $19.1K
Source: Iowa Ethics and Campaign Disclosure Board filings through May 24, 2026Updated Oct 31, 2026, 10:42 PM ET
What’s next
From campaign filings, not from public statements.
| Mandy Newton Rosenow for Iowa State | Active |
Source: Iowa Ethics and Campaign Disclosure Board filings through May 24, 2026Updated Oct 31, 2026, 10:42 PM ET
Who Rosenow has run against
- Dan Gehlbach (R) · 2026 election, won
Source: 99chambers results archive; 2026: Iowa Secretary of State (unofficial)
The seat
- Iowa House District 46 · lean R+7.8 · 44th most Democratic of 100
Source: 99chambers: presidential results on current lines (MEDSL precinct returns)