IA-01 House 2026

The chance this seat goes Republican in November, across every listed contract, as a 0–100 chance the Republican wins.

LiveHeld by Republicans · projected flip to Dem·$7K traded / 24h·10 contracts·5 exchanges·Margin rank 96 of 435
SEAT PMI · 0–100 · CHANCE REPUBLICANS WIN
8.5Safe D · ▼ 2.5 14d
DEMOCRATEVENREPUBLICAN
Republicans win
8.5
enters as 8.5
Democrats win
91.5
enters as 100 − 91.5 = 8.5

Both legs are aggregated. The Democratic leg is converted as 100 − p, so this seat reads on the same scale as every other.

Control of the House

Does IA-01 decide the House?

No. It is rated Safe D, outside the 37 contested seats.
Democrats already have 226 seats rated safe or likely, 8 past the 218 majority; Republicans have 172 rated safe or likely, 46 short of 218.
Full House picture
Contracts behind this reading · 6 of 10

Sorted by weight

Will Democratic win the House race for IA-1? - Christina Bohannan92.0Kalshi ↗ · Democratic leg · enters as 8.0weight 94.4%Will Republican win the House race for IA-1? - Mariannette Miller-Meeks9.2Kalshi ↗ · Republican leg · enters as 9.2weight 4.1%Will the Republican Party win the IA-01 House seat?7.0Polymarket ↗ · Republican leg · enters as 7.0weight 1.4%Will the Democratic Party win the IA-01 House seat?93.5Polymarket ↗ · Democratic leg · enters as 6.5weight 0.2%Iowa-01 House Winner - Mariannette Miller-Meeks11.0Gemini ↗ · Republican leg · enters as 11.0weight 0.0%Iowa-01 House Winner - Christina Bohannan94.0Gemini ↗ · Democratic leg · enters as 6.0weight 0.0%
Show all 10 contracts
Weights are 24h liquidity share · reconciled reading 8.5 · rows open on the exchange
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