Will the Democratic Party win the IL-01 House seat?
Market price history
Rolling 7-day window of market YES price with the OU fair-price range overlay.
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Market price
YES93¢ (93%)
NO7¢ (7%)
Latest refresh · prices in cents
Polymarket • Volume: $17.7K • Updated 1h agoCloses: 2026-11-03
Polymarket · Politics
OU's Pick
YES at 93¢ · pays 1.1×
Price gap
Polymarket93¢
→OU's fair95¢
+2¢ underpriced · pays 1.1×
Confidence
Moderate
Illinois' 1st Congressional District is a historically safe Democratic stronghold that has not elected a Republican in over eighty years.
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