Market comparison

IL-01 House Election Margin of Victory

2 venues · 19 outcome rows · 0 comparable lines · event identity linked · 0 verified parity · active

Polymarket

Open venue ↗

13 outcomes · $22K reported volume

Observed 35s ago

Recorded venue end date: Nov 4, 2026

Kalshi

Open venue ↗

9 outcomes · $9K reported volume

Observed 35s ago

Recorded venue end date: Nov 3, 2027

Check settlement rules before comparing contracts. Matched outcomes may settle differently. These venues also report end dates more than 48 hours apart; event identity does not mean the contracts close or settle together. These are stored prices; record update times do not certify live quotes. Differences exclude fees and available size.

No shared outcome identities or comparable outcome lines are available for this event. Each venue’s outcomes are listed separately.

Available outcome prices by venue for IL-01 House Election Margin of Victory
Outcome	Polymarket	Kalshi	Difference
Democrat 0-15% Not aligned No persisted outcome identity connects these venue contracts.	0.6% Bid 0.4% · Ask 0.8% Democrat 0-15% Open Polymarket ↗	—	—
Democrat 15-25% Not aligned No persisted outcome identity connects these venue contracts.	1.0% Bid 0.2% · Ask 1.8% Democrat 15-25% Open Polymarket ↗	—	—
Democrat 25-30% Not aligned No persisted outcome identity connects these venue contracts.	1.8% Bid 0.8% · Ask 2.8% Democrat 25-30% Open Polymarket ↗	—	—
Democrat 30-35% Not aligned No persisted outcome identity connects these venue contracts.	21.7% Bid 20.5% · Ask 22.9% Democrat 30-35% Open Polymarket ↗	—	—
Democrat 35-40% Not aligned No persisted outcome identity connects these venue contracts.	24.5% Bid 23.0% · Ask 26.0% Democrat 35-40% Open Polymarket ↗	—	—
Democrat 40-45% Not aligned No persisted outcome identity connects these venue contracts.	27.5% Bid 27.0% · Ask 28.0% Democrat 40-45% Open Polymarket ↗	—	—
Democrat 45-50% Not aligned No persisted outcome identity connects these venue contracts.	10.3% Bid 6.4% · Ask 14.3% Democrat 45-50% Open Polymarket ↗	—	—
Democrat 50-55% Not aligned No persisted outcome identity connects these venue contracts.	4.6% Bid 1.1% · Ask 8.1% Democrat 50-55% Open Polymarket ↗	—	—
Democrat 55%+ Not aligned No persisted outcome identity connects these venue contracts.	0.7% Bid 0.1% · Ask 1.2% Democrat 55%+ Open Polymarket ↗	—	—
Jackson, 26+ pts Not aligned No persisted outcome identity connects these venue contracts.	—	90.1% Bid 87.0% · Ask 97.2% Jackson, 26+ pts Open Kalshi ↗	—
Jackson, 29+ pts Not aligned No persisted outcome identity connects these venue contracts.	—	85.0% Bid 77.0% · Ask 86.0% Jackson, 29+ pts Open Kalshi ↗	—
Jackson, 32+ pts Not aligned No persisted outcome identity connects these venue contracts.	—	71.0% Bid 66.0% · Ask 77.0% Jackson, 32+ pts Open Kalshi ↗	—
Jackson, 35+ pts Not aligned No persisted outcome identity connects these venue contracts.	—	66.0% Bid 57.0% · Ask 66.0% Jackson, 35+ pts Open Kalshi ↗	—
Jackson, 38+ pts Not aligned No persisted outcome identity connects these venue contracts.	—	51.0% Bid 46.0% · Ask 56.0% Jackson, 38+ pts Open Kalshi ↗	—
Jackson, 41+ pts Not aligned No persisted outcome identity connects these venue contracts.	—	40.0% Bid 35.0% · Ask 45.0% Jackson, 41+ pts Open Kalshi ↗	—
Jackson, 44+ pts Not aligned No persisted outcome identity connects these venue contracts.	—	35.0% Bid 25.0% · Ask 35.0% Jackson, 44+ pts Open Kalshi ↗	—
Jackson, 47+ pts Not aligned No persisted outcome identity connects these venue contracts.	—	19.5% Bid 15.0% · Ask 24.0% Jackson, 47+ pts Open Kalshi ↗	—
Jackson, 50+ pts Not aligned No persisted outcome identity connects these venue contracts.	—	9.2% Bid 4.3% · Ask 14.0% Jackson, 50+ pts Open Kalshi ↗	—
Republican Wins Not aligned No persisted outcome identity connects these venue contracts.	0.4% Bid 0.1% · Ask 0.6% Republican Wins Open Polymarket ↗	—	—

Democrat 0-15%

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

0.6%

Bid 0.4% · Ask 0.8%

Democrat 0-15%

Open Polymarket ↗

Kalshi

—

Democrat 15-25%

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

1.0%

Bid 0.2% · Ask 1.8%

Democrat 15-25%

Open Polymarket ↗

Kalshi

—

Democrat 25-30%

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

1.8%

Bid 0.8% · Ask 2.8%

Democrat 25-30%

Open Polymarket ↗

Kalshi

—

Democrat 30-35%

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

21.7%

Bid 20.5% · Ask 22.9%

Democrat 30-35%

Open Polymarket ↗

Kalshi

—

Democrat 35-40%

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

24.5%

Bid 23.0% · Ask 26.0%

Democrat 35-40%

Open Polymarket ↗

Kalshi

—

Democrat 40-45%

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

27.5%

Bid 27.0% · Ask 28.0%

Democrat 40-45%

Open Polymarket ↗

Kalshi

—

Democrat 45-50%

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

10.3%

Bid 6.4% · Ask 14.3%

Democrat 45-50%

Open Polymarket ↗

Kalshi

—

Democrat 50-55%

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

4.6%

Bid 1.1% · Ask 8.1%

Democrat 50-55%

Open Polymarket ↗

Kalshi

—

Democrat 55%+

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

0.7%

Bid 0.1% · Ask 1.2%

Democrat 55%+

Open Polymarket ↗

Kalshi

—

Jackson, 26+ pts

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

90.1%

Bid 87.0% · Ask 97.2%

Jackson, 26+ pts

Open Kalshi ↗

Jackson, 29+ pts

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

85.0%

Bid 77.0% · Ask 86.0%

Jackson, 29+ pts

Open Kalshi ↗

Jackson, 32+ pts

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

71.0%

Bid 66.0% · Ask 77.0%

Jackson, 32+ pts

Open Kalshi ↗

Jackson, 35+ pts

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

66.0%

Bid 57.0% · Ask 66.0%

Jackson, 35+ pts

Open Kalshi ↗

Jackson, 38+ pts

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

51.0%

Bid 46.0% · Ask 56.0%

Jackson, 38+ pts

Open Kalshi ↗

Jackson, 41+ pts

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

40.0%

Bid 35.0% · Ask 45.0%

Jackson, 41+ pts

Open Kalshi ↗

Jackson, 44+ pts

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

35.0%

Bid 25.0% · Ask 35.0%

Jackson, 44+ pts

Open Kalshi ↗

Jackson, 47+ pts

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

19.5%

Bid 15.0% · Ask 24.0%

Jackson, 47+ pts

Open Kalshi ↗

Jackson, 50+ pts

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

—

Kalshi

9.2%

Bid 4.3% · Ask 14.0%

Jackson, 50+ pts

Open Kalshi ↗

Republican Wins

Not aligned

No persisted outcome identity connects these venue contracts.

Polymarket

0.4%

Bid 0.1% · Ask 0.6%

Republican Wins

Open Polymarket ↗

Kalshi

—

Prices are shown as percentages of a $1 payout. “pp” means percentage points. A dash means data is unavailable.

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