IA-01 House winner?
1dChristina Bohannan fell from 32% to 32% while Mariannette Miller-Meeks rose from 32% to 32%, a meaningful one-day swing in a toss-up House race that traders should monitor for follow-through.
Compare the candidates' live odds, polling averages and fundraising. Updated .
| Candidate | Live odds | Poll average | Funds raised |
|---|---|---|---|
| 68% | 41.5% | $7.05M | |
| 33% | 37.0% | $7.21M |
Important voting dates, registration deadlines and prediction market closing times.
Key developments affecting the candidates, polls and prediction market odds.
Christina Bohannan fell from 32% to 32% while Mariannette Miller-Meeks rose from 32% to 32%, a meaningful one-day swing in a toss-up House race that traders should monitor for follow-through.
Mariannette Miller-Meeks's odds in "IA-01 House winner?" are now 40%, above the prior high of 35%.
Christina Bohannan's odds are now 62%, below the previous low of 70%.
Recent reporting and announcements directly related to this race and its candidates.
Christina Bohannan is again seeking the Democratic nomination in Iowa's 1st Congressional District after close losses in the last two cycles. Mariannette Miller-Meeks has already secured the Republican nomination, setting up a likely rematch. No new polling or result changes were reported. The race still looks like a likely rematch between Miller-Meeks and Bohannan, with no new data to shift odds sharply. The latest item mainly confirms the matchup and keeps uncertainty centered on the Democratic nomination.
Polling results and averages based on polls published between Jun 18, 2025 and Jul 16, 2026.


Aggregation source: FiftyPlusOne
Campaign finance totals for the 2026 cycle, including money raised, spent and cash on hand.
M. Miller-MeeksMariannette Miller-Meeks
C. BohannanChristina BohannanSource: FEC
New updates coming soon
We're monitoring and will update when new data impacts the race.