Polymarket
Illinois Senate Election Margin of Victory
As of October 5, 2026, traders on Polymarket favor Democrat 20-25% at 27%, ahead of Democrat 25-30% at 25%. $252 traded in the last 24 hours, $4K in all.
- Favorite
- Democrat 20-25% 27%
- 24 hours
- up 6 pts
- Traded today
- $252
- Traded in all
- $4K
- Closes
- November 4, 2026
Every outcome (top 6 of 9)
- Democrat 20-25%27%▲ 6
- Democrat 25-30%25%▲ 1
- Democrat 30-35%16%▼ 0
- Democrat 15-20%14%▲ 6
- Democrat 10-15%7%▲ 5
- Democrat 5-10%5%
3 more outcomes, mostly long shots, are listed on Polymarket.
How the odds have moved
0%25%50%75%100%5:25 AM5:25 PM5:25 AM27% Democrat 20-25%
The line follows the current favorite, Democrat 20-25%. One reading an hour.
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Prices are Polymarket's own (displayed price), collected every 10 minutes. Research, not betting advice.
