Polymarket
How many House seats will the Democrats win in Iowa?
As of October 5, 2026, traders on Polymarket favor 3 at 44%, ahead of 2 at 32%. $121 traded in the last 24 hours, $22K in all.
- Favorite
- 3 44%
- 24 hours
- up 2 pts
- Traded today
- $121
- Traded in all
- $22K
- Closes
- November 4, 2026
Every outcome
- 344%▲ 2
- 232%▲ 1
- 114%
- 09%
- 41%
How the odds have moved
0%25%50%75%100%9:25 AM9:25 PM9:25 AM44% 3
The line follows the current favorite, 3. One reading an hour.
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Prices are Polymarket's own (displayed price), collected every 10 minutes. Research, not betting advice.
