HomePolitics › Will the Democrats win the Michigan Se...

Will the Democrats win the Michigan Senate race in 2026?

71.7%
Consensus Probability (Model A — Inverse-Variance Log-Odds)
2 platforms · 3pp spread · $81K

Across 2 prediction market platforms, "Will the Democrats win the Michigan Senate race in 2026?" has a consensus probability of 71.7%. Polymarket: 72.5%, Manifold: 69.2%. Consensus via geometric mean of odds (Satopaa et al., 2014), validated by IARPA ACE tournament.

Platform Comparison — white line = consensus
Polymarket
View →
72%
$81K
Manifold
View →
69%
8 traders
Probability Over Time
All 4 Consensus Models
Market Details
Polymarket
Updated 12d ago
Volume
$81K
Liquidity
$7K
Bid / Ask
72.0% / 73.0%
Spread
1.0%
Opened
Apr 2026
Resolves
This market will resolve according to the winner of the 2026 midterm Michigan U.S. Senate election, inclusive of any run-offs. A candidate shall be considered to represent a party in the event that he or she is the nominee of the party in question. Candidates other than the Demo…
Manifold
Updated 5h ago
Volume
Liquidity
Bid / Ask
— / —
Spread
Opened
Apr 2026
Resolves
Nov 2026

About This Consensus

Computed from 2 platforms using geometric mean of odds (Satopaa et al., 2014). This method was validated by the IARPA ACE forecasting tournament as the most accurate probability aggregation technique. Full methodology →

Odds Raven

The only prediction market aggregator with academically validated cross-platform consensus.

© 2026 Odds Raven · Data refreshed every 6 hours · peer-reviewed methodology