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Will the Iranian regime fall before 2027?

18.3%
Consensus Probability (Model B — Geometric Mean of Odds)
2 platforms · 4pp spread · $14.0M

Across 2 prediction market platforms, "Will the Iranian regime fall before 2027?" has a consensus probability of 18.3%. Polymarket: 20.5%, Manifold: 16.3%. 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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20%
$14.0M
Manifold
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16%
114 traders
Probability Over Time
All 6 Consensus Models
Market Details
Polymarket
Updated 9h ago
Volume
$14.0M
Liquidity
$340K
Bid / Ask
20.0% / 21.0%
Spread
1.0%
Opened
Apr 2026
Resolves
Dec 2026
This market will resolve to "Yes" if the Islamic Republic of Iran’s current ruling regime is overthrown, collapsed, or otherwise ceases to govern by December 31, 2026, 11:59 PM ET. Otherwise, this market will resolve to “No”. This requires a broad consensus of reporting indicati…
Manifold
Updated 45m ago
Volume
Liquidity
Bid / Ask
— / —
Spread
Opened
Apr 2026
Resolves
Dec 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 →

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