State of the OddsLive prediction-market odds, side by side

Illinois Senate Race Odds 2026

Prices as of 2026-09-19 18:30 UTC.

Kalshi has Juliana Stratton at 98%; Polymarket has Juliana Stratton (D) at 96%.

Candidate / partyKalshiPolymarketGap
Juliana Stratton D98%
bid 95¢ · ask 99¢ · OI $7k
96%
vol $17k
+1 pts
Don Tracy R3%
bid 2¢ · ask 3¢ · OI $7k
4%
vol $16k
-1 pts
Illinois Senate 2026 — Kalshi · Juliana Stratton · Polymarket · Juliana Stratton (D) · last 90 days
0%25%50%75%100%JulAugSepKalshi · Juliana Stratton 97%Polymarket · Juliana Stratton (D) 96%

How the Kalshi market resolves

If a representative of the Democratic party is sworn in as a Senator of Illinois for the term beginning in 2027, then the market resolves to Yes.

← All 2026 races