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Will the Republicans win the Mississippi Senate race in 2026?

94.0%
Consensus Probability (Model A — Inverse-Variance Log-Odds)
2 platforms · 0pp spread · $15K

Across 2 prediction market platforms, "Will the Republicans win the Mississippi Senate race in 2026?" has a consensus probability of 94.0%. Polymarket: 89.0%, Predictit: 94.0%. Consensus via geometric mean of odds (Satopaa et al., 2014), validated by IARPA ACE tournament.

Platform Comparison — white line = consensus
Polymarket
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89%
$15K
Predictit
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94%
Probability Over Time
All 4 Consensus Models
Market Details
Polymarket
Updated 27d ago
Volume
$15K
Liquidity
$10K
Bid / Ask
88.0% / 90.0%
Spread
2.0%
Opened
Apr 2026
Resolves
This market will resolve according to the winner of the 2026 midterm Mississippi 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 D…
Predictit
Updated 3h ago
Volume
Liquidity
Bid / Ask
— / —
Spread
Opened
Apr 2026
Resolves

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 →

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