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ARBITRAGE_ACTIVE // SPREAD: 67.5% // +$6755.00

Live prediction market odds for CA-13 House winner?. Compare prices across Kalshi and Polymarket.

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Kalshi / Polymarket

CA-13 House winner?

2026-11-04

About This Market

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Prediction markets on Polymarket and Kalshi are tracking the winner of the CA-13 House race. This election outcome will influence the balance of power in Congress and reflect voter sentiment on key local issues leading up to the 2026 elections.

Democratic Party leads the “CA-13 House winner” event at 53.3% implied probability, followed by Republican Party at 12.6%. A 67.5% cross-platform spread signals an active arbitrage window.

Price History

Multi-Platform Probabilities
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Live Markets

2 platforms
DP
Democratic PartyARB
53% Avg
Kalshi93¢
Polymarket28¢
PlatformImplied %Yes — Bid / AskNo — Bid / Ask
KalshiKalshi
87.0%81¢93¢7¢19¢
PolymarketPolymarket
19.5%11¢28¢72¢89¢
RP
Republican Party
13% Avg
Kalshi14¢
Polymarket20¢
PlatformImplied %Yes — Bid / AskNo — Bid / Ask
KalshiKalshi
10.5%7¢14¢86¢93¢
PolymarketPolymarket
14.5%9¢20¢80¢91¢

Frequently Asked Questions

What factors influence the odds for the CA-13 House race?

Odds are influenced by candidate popularity, fundraising efforts, and polling data. Local issues and national trends also play a significant role.

How does the outcome of the CA-13 House race affect Congress?

The winner will contribute to the overall composition of the House of Representatives. A shift in party control can impact legislative priorities and governance.

When is the CA-13 House election scheduled?

The election for the CA-13 House seat is scheduled for November 4, 2026. This timing aligns with the general election cycle in the United States.

What is "CA-13 House winner?" and why does it matter?

CA-13 House winner is a prediction market event currently tracked across 2 platforms (Kalshi, Polymarket). Democratic Party leads at 53% implied probability, making it the market favorite. Other contenders include Republican Party at 13%.

What is moving the odds on "CA-13 House winner?"?

Democratic Party currently leads at 53% implied probability. Behind Democratic Party, Republican Party at 13% are the next closest contenders. The 67.5% cross-platform spread suggested platforms were pricing new information differently, creating potential trading opportunities.

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Resolution Oracles

KalshiKalshi
Kalshi Rules
Read Full Market Rulebooks
Stats
Spread67.5%
Platforms2
Candidates2
Leader

Democratic Party

53.3% avg

Market Rulebook: CA-13 House winner?

Official settlement criteria, resolution sources, and edge cases across Kalshi.

KalshiKalshi
Primary Rule

If the House member sworn in for CA-13 for the term beginning in 2027 is a member of Republican, then the market resolves to Yes.

Resolution Oracles
Kalshi Rules
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