Midterm 2026 Markets Surge with Over 300 Contracts and $4M+ Volume
The 2026 midterm cycle is heating up with high-volume markets on House, Senate, and gubernatorial races. The current probabilities suggest a competitive environment, with key swing states like Texas, Iowa, and Michigan drawing the most action.
Cross-market probability snapshot
Will Republicans win the House in 2026?: Republican Party
10¢Will Democrats win the House in 2026?: Democratic Party
89¢Will Democrats win the U.S. Senate in 2026?: Democratic Party
58¢Will Republicans win the U.S. Senate in 2026?: Republican Party
41¢Will Democratics win the Senate race in Texas?: James Talarico
58¢Will Republicans win the Senate race in Texas?: Ken Paxton
41¢Each row is a contract priced as a YES probability. Bars are tinted emerald in the >50% band, zinc otherwise. Hover or open in /markets for live orderbook data.
Key takeaways
- 01
The 2026 midterm cycle is heating up with high-volume markets on House, Senate, and gubernatorial races.
- 02
The current probabilities suggest a competitive environment, with key swing states like Texas, Iowa, and Michigan drawing the most action.
- 03
The 2026 U.S. midterm election cycle is dominating prediction market activity, with over 300 markets currently trading.
Full analysis
The 2026 U.S. midterm election cycle is dominating prediction market activity, with over 300 markets currently trading. The tightest race is for control of the House, where Republicans (10¢) and Democrats (89¢) are nearly at parity, while the Senate shows a slight Democratic edge (58¢ vs 41¢). Key battlegrounds include the Texas Senate race (Democrats 58¢, Republicans 41¢) and the Iowa Senate race (Republicans 60¢, Democrats 40¢). Traders should watch the KXHOUSEPOPVOTEMARGIN series, which shows the Democratic margin of victory between 1% and 24%. The aggregate volume of over 4 million suggests deep liquidity across dozens of individual race markets.
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The contracts behind this dispatch — current price + 24h volume. Click any card for live orderbook data.
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sf query "2026 midterms"