TOTAL VOLUME:

$148.8b

24H VOL:

$198,054,468

24H TRANSACTIONS:

2,818,096,072

OPEN INTEREST:

$1,851,647,753

460,044

Markets across

34,696

events

MATCHED EVENTS:

2,795

PLATFORM COVERAGE:

5

Polymarket:

38%

VS.

Kalshi:

62%

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Elections
Iowa State Senate winner?
kalshi

Iowa State Senate winner?

Apr 16, 2026, 10:00 AM EST - Nov 3, 2026, 10:00 AM EST
Total volume:
$17,427
Volume 24h:
$16,409N/A
Liquidity:
N/AN/A
Open interest:
$8,369
0%

Republican party

 - Kalshi

Republican party - Kalshi

1W

News

Positive

Negative

Neutral

Hover marker for details

Vol.

·

Resolves Nov 3, 2026

Time left: 08d:23h:07m

Who will win the Iowa State Senate?

92%chance
Amount

$

Trade on
kalshi

Trade on Kalshi

Join Kalshi and score $25 for your first trade.At 93¢ buys you 108 shares | Odds: 92% Total Payout: $108 | Net Profit: $8 Multiplier: 1.08x | ROI: 8% High Projected APY: 1,793% 8 days to resolution
You will be redirected to the platform to complete this trade.
Outcome
Trade
Chance %
Price
Spread
Liquidity
Volume
24h
7d
Open Interest
Ends in
Result
kalshi

Republican party

Trade
92%
Yes 93¢No 8¢
1¢
N/A
$16,409
0%
161%
$7,612
1w 1d 23h
active
kalshi

Democratic party

3%
Yes 3¢No 98¢
1¢
N/A
$1,018
0%
38%
$756
1w 1d 23h
active
Total markets: 2

Intro

This market tracks which party will control the Iowa State Senate following the 2026 state elections. On Kalshi, the Democratic party winning is priced at 77.0%, while the Republican party winning stands at 16.0%. Resolution is determined by official election results from the Iowa State Senate races in 2026. Watch the November 3, 2026 election day for the outcome that will settle this market.

Kalshi

The Iowa State Senate winner is determined by which party holds more seats than any other party two weeks after the State Senate is seated for the session following the 2026 election. If both parties are tied in seat count, the market resolves to No. Media organizations may project a winner before the official two-week determination period, potentially allowing for accelerated resolution.

Frequently asked questions

On Kalshi, the dashboard for the Iowa State Senate race tracks the current odds of various outcomes, along with a price history showing how those odds have changed over time. You can also see the 24-hour trading volume, which currently stands at $2,446, and the total volume traded to date, which is $17,427. The top outcome currently has a chance percentage of 92.0% according to traders on Kalshi. This provides a real-time view of where the crowd believes the race is headed.

Currently, prediction market odds often reflect a different perspective than traditional polling averages. While polls aim to capture a snapshot of current voter sentiment, this market aggregates informed speculation about likely outcomes, incorporating factors polls may miss. Discrepancies can arise due to differing methodologies, sample biases in polls, and the ability of market participants to react quickly to new information. It’s common to see this market adjust faster than polls in response to campaign events or breaking news, offering a potentially more dynamic forecast.

This market resolves around Nov 3, 2026, with the outcome confirmed once the winner of the Iowa State Senate race is verifiable from credible public reporting. The resolution will be based on the official results certified by the relevant election authorities. The market will determine which candidate secures the majority of votes and is declared the winner of the election. Traders will then be paid out based on the final outcome and their positions in this market.

Several signals or events could significantly move this market before its resolution. Major campaign announcements, debate performances, significant fundraising reports, and endorsements from influential figures could all shift trader sentiment. Unexpected economic news or national political developments could also impact the perceived likelihood of different outcomes. Polling data releases, while often already factored into the market, can still cause price adjustments, particularly if they deviate substantially from expectations. Any event that alters the perceived trajectory of the Iowa State Senate race has the potential to influence trading activity.