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IA-03 House Election Margin of Victory

ActiveMidterms10 outcomesEnds Nov 4, 2026

Democrat 6-9% leads at 22.8%, ahead of Democrat 9-12% (20.0%) and Democrat 3-6% (19.0%).

24h volume
$449
Total volume
$17.8K
Whales
0
Fresh wallets
0
Trade on Polymarket ↗
Outcome · 10Chance24hTrade on Polymarket
Democrat 6-9%$6.0K vol22.8%+1.2Buy Yes 22.8¢Buy No 77.2¢
Democrat 9-12%$2.1K vol20.0%−1.0Buy Yes 20.0¢Buy No 80.0¢
Democrat 3-6%$2.1K vol19.0%+2.5Buy Yes 19.0¢Buy No 81.0¢
Democrat 12-15%$837 vol13.5%+1.4Buy Yes 13.5¢Buy No 86.5¢
Democrat 0-3%$2.8K vol12.5%−2.0Buy Yes 12.5¢Buy No 87.5¢
Republican 3-6%$1.4K vol8.8%-Buy Yes 8.8¢Buy No 91.3¢
Democrat 15-18%$298 vol6.5%+0.1Buy Yes 6.5¢Buy No 93.5¢
Republican 0-3%$768 vol5.9%+0.3Buy Yes 5.9¢Buy No 94.0¢
Republican 6%+$786 vol5.5%-Buy Yes 5.5¢Buy No 94.5¢
Democrat 18%+$706 vol2.5%+0.1Buy Yes 2.5¢Buy No 97.5¢

Click a row to chart it. Each outcome is its own market, so chances need not sum to 100%. 24h change in percentage points.