Will Democrats or Republicans win a majority in the senate in 2026?
One-OffPoliticsUS PoliticsElection3mo
Manifold MarketsNo KYCVerified resolution dataFairly calibratedCurrent community forecast
Democrats 49.2%Leader of 4 outcomes
Forecasters
104
Question type
multiple choice
Methodology
Play-money forecasting platform
Source type
Forecast
7d Change
-0.7 pts
Market data
Updated 10 hours ago
StaleFeb 13, 24, 5:07 AM UTCJan 1, 27, 5:59 AM UTC
Trends
Related Markets
Related questions for context, not a comparison of equivalent contracts.
Will the Republicans win a majority in the House of Representatives in the 2026 elections?
Manifold MarketsWill the Democratic Party win a majority in the Senate in the 2026 mid-term election
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Manifold MarketsRepublican Presidential Nominee 2028
PolymarketPresidential Election Winner 2028
Polymarket2028 Republican presidential nominee
KalshiRules
Resolution criteria are not yet available for this market. Refresh cycles will populate this section when source rules are stored.
Open markets
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- JD Vance-0.1pt25%
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+49 more outcomes
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- 24h Vol
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POLYMARKETBrazil Presidential Election
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POLYMARKETRepublican Presidential Nominee 2028
- J.D. Vance50%
- Marco Rubio-0.1pt20%
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+39 more outcomes
- Total Vol
- $701M
KALSHI2028 Democratic presidential nominee
- Jon Ossoff17%
- Alexandria Ocasio-Cortez16%
- Gavin Newsom14%
+45 more outcomes
- Total Vol
- $213.1M
- 24h Vol
- $547.7K
POLYMARKETWhich party will gain most seats in Russian Parliamentary Election?
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- New People (NL)-3.8pt21.8%
- Liberal Democratic Party of Russia (LDPR)-1.1pt3%
POLYMARKETNext French Presidential Election
- Marine Le Pen+0.3pt36.4%
- Édouard Philippe+2.0pt31.3%
- Jean-Luc Mélenchon-1.0pt12.1%
+38 more outcomes
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Frequently asked questions
- What are the current odds for Will Democrats or Republicans win a majority in the senate in 2026??
- Manifold Markets prices Democrats at 49% as of September 8, 2026.
- When does Will Democrats or Republicans win a majority in the senate in 2026? resolve?
- Will Democrats or Republicans win a majority in the senate in 2026? is scheduled to resolve on January 1, 2027.