PolymarketCheck availabilityNo KYC2% feeVerified resolution dataWell calibratedCurrent implied probability
1.2M-1.25M 27.1%+19.5ptLeader of 10 outcomesVig-adjusted: raw venue quotes summed above 100% and were normalized.
Market quality
55 / 100
Medium quality24h Volume
$501.5
Liquidity
$32K
High liquiditySpread
4.0 pt
Moderate spreadComments
0
7d Change
+25.5 pts
Market data
Updated 11 minutes ago
Aug 18, 26, 2:20 PM UTCNov 3, 26, 12:00 PM UTC
Trends
0%
Related Markets
Related questions for context, not a comparison of equivalent contracts.
Iowa Senate Election Winner
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PolymarketWhich party will win the 2026 Iowa Senate race?
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Manifold MarketsIowa's Senate election winner
FutuurRules
This market will resolve according to the total number of valid votes cast in the 2026 midterm election for Senator from Iowa.
- If the reported value falls exactly between two brackets, then this market will resolve to the higher range bracket.
- If the results of the specified election are not definitively known by March 31, 2027, 11:59 PM ET, this market will resolve to the lowest range bracket.
- All votes certified for candidates or non-candidate options in the specified election are included.
- Invalidated or blank votes are not included.
- In ranked-choice or preferential systems, the first-round vote total will be used.
Open markets
PoliticsPOLYMARKETNext French Presidential Election
- Marine Le Pen+2.5pt38.4%
- Édouard Philippe+1.0pt31.3%
- Jean-Luc Mélenchon-1.0pt12.1%
+38 more outcomes
- Total Vol
- $130.5M
- 24h Vol
- $1.4M
POLYMARKETBrazil Presidential Election
- Flávio Bolsonaro+8.2pt54%
- Luiz Inácio Lula da Silva-9.0pt44%
- Renan Santos-0.1pt2%
+16 more outcomes
KALSHI2028 Democratic presidential nominee
- Jon Ossoff17.4%
- Alexandria Ocasio-Cortez16.3%
- Gavin Newsom14.3%
+45 more outcomes
- Total Vol
- $214.8M
- 24h Vol
- $1M
KALSHIMaine Senate winner?
- Troy Jackson67.3%
- Susan Collins32.7%
- Total Vol
- $5.3M
- 24h Vol
- $588.1K
KALSHIWhich party will win the U.S. House?
- Democratic Party+1.0pt85.2%
- Republican Party-1.0pt14.8%
- Total Vol
- $29.6M
- 24h Vol
- $446.8K
KALSHIOhio Senate winner?
- Sherrod Brown-2.0pt51.5%
- Jon Husted+1.0pt48.5%
- Total Vol
- $3.1M
- 24h Vol
- $416.5K
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Frequently asked questions
- What are the current odds for Iowa Senate Election: Turnout?
- Polymarket prices 1.2M-1.25M at 27% as of September 10, 2026.
- When does Iowa Senate Election: Turnout resolve?
- Iowa Senate Election: Turnout is scheduled to resolve on November 3, 2026.
- How is Iowa Senate Election: Turnout settled?
- Polymarket settles this market as follows: This market will resolve according to the total number of valid votes cast in the 2026 midterm election for Senator from Iowa.