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Live prediction market odds for 2026 California Governor Election. Compare prices across Kalshi and Polymarket and PredictIt.

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Kalshi / Polymarket / PredictIt

2026 California Governor Election

2026-11-03

About This Market

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Polymarket, Kalshi, and PredictIt are tracking the 2026 California Governor Election. This election will determine the state's leadership and influence policy decisions on critical issues such as climate change, housing, and healthcare.

Tom Steyer leads the “2026 California Governor Election” event at 52.5% implied probability. Other contenders include Xavier Becerra (25.3%), Matt Mahan (9.5%), Steve Hilton (6.0%), and Katie Porter (5.9%). A 4.3% cross-platform spread signals an active arbitrage window.

Price History

Multi-Platform Probabilities
No price history available

Live Markets

3 platforms
TS
Tom Steyer
53% Avg
Kalshi53¢
PredictIt54¢
PlatformImplied %Yes — Bid / AskNo — Bid / Ask
KalshiKalshi
52.5%52¢53¢47¢48¢
PredictItPredictIt
53.5%53¢54¢46¢47¢
XB
Xavier BecerraARB
25% Avg
Kalshi26¢
Polymarket24¢
PredictIt28¢
PlatformImplied %Yes — Bid / AskNo — Bid / Ask
KalshiKalshi
25.5%25¢26¢74¢75¢
PolymarketPolymarket
22.5%21¢24¢76¢79¢
PredictItPredictIt
27.0%26¢28¢72¢74¢
MM
Matt Mahan
11% Avg
Kalshi10¢
PredictIt14¢
PlatformImplied %Yes — Bid / AskNo — Bid / Ask
KalshiKalshi
9.0%8¢10¢90¢92¢
PredictItPredictIt
12.0%10¢14¢86¢90¢
SH
Steve HiltonARB
6% Avg
Kalshi6¢
Polymarket5¢
PredictIt7¢
PlatformImplied %Yes — Bid / AskNo — Bid / Ask
KalshiKalshi
6.0%6¢6¢94¢94¢
PolymarketPolymarket
5.0%5¢5¢95¢96¢
PredictItPredictIt
6.5%6¢7¢93¢94¢
KP
Katie PorterARB
6% Avg
Kalshi6¢
Polymarket4¢
PredictIt9¢
PlatformImplied %Yes — Bid / AskNo — Bid / Ask
KalshiKalshi
5.5%5¢6¢94¢95¢
PolymarketPolymarket
4.0%4¢4¢96¢96¢
PredictItPredictIt
8.5%8¢9¢91¢92¢

Candidate Spotlight

About Tom Steyer

Tom Steyer is a billionaire businessman and environmental activist running for California governor in 2026. He previously ran for president in 2020 and founded NextGen America, a nonprofit supporting progressive causes. His candidacy is relevant to this prediction market as he is a prominent contender in the upcoming gubernatorial election.

About Matt Mahan

Matt Mahan is the Democratic Mayor of San Jose, California. He previously served on the San Jose City Council from 2021 to 2023. He is running for governor in the 2026 California gubernatorial election.

About Steve Hilton

Steve Hilton is a Republican candidate for the 2026 California gubernatorial election. He previously served as director of strategy for British Prime Minister David Cameron from 2010 to 2012. Hilton is running to succeed term-limited Governor Gavin Newsom and has launched his campaign with the slogan "Golden Again: Great Jobs, Great Homes, Great Kids."

About Katie Porter

Frequently Asked Questions

When is the 2026 California Governor Election scheduled?

The election is set for November 3, 2026. Voters will decide who will lead California for the next term.

What factors could influence the outcome of the election?

Key issues such as economic recovery, public safety, and environmental policies are likely to shape voter preferences. Additionally, candidate popularity and campaign strategies will play a significant role.

How do prediction markets reflect public sentiment about the election?

Prediction markets aggregate bets on various outcomes, providing insights into public expectations and candidate viability. Shifts in odds can indicate changing perceptions as the election date approaches.

What is "2026 California Governor Election" and why does it matter?

2026 California Governor Election is a prediction market event currently tracked across 3 platforms (Kalshi, Polymarket, PredictIt). Tom Steyer leads at 53% implied probability, making it the market favorite. Other contenders include Xavier Becerra at 25%, Matt Mahan at 9%, Steve Hilton at 6%.

What is moving the odds on "2026 California Governor Election"?

Tom Steyer currently leads at 53% implied probability. Behind Tom Steyer, Xavier Becerra at 25% and Matt Mahan at 9% and Steve Hilton at 6% are the next closest contenders. The 4.3% cross-platform spread suggested platforms were pricing new information differently, creating potential trading opportunities.

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Resolution Oracles

KalshiKalshi
ABCAxiosCBSCNNFox NewsMSNBCPoliticoReutersSemaforthe Associated PressThe Information

Market Rulebook: 2026 California Governor Election

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

KalshiKalshi
Primary Rule

If Rick Caruso is elected to the governorship of California pursuant to the election in 2026, then the market resolves to Yes.

Resolution Oracles
ABCAxiosCBSCNNFox NewsMSNBCPoliticoReutersSemaforthe Associated PressThe InformationThe New York TimesThe Wall Street JournalThe Washington Post
PolymarketPolymarket
Primary Rule

This market will resolve to according to the candidate who wins the 2026 California gubernatorial election currently scheduled for November 3, 2026. If the results of the election are not confirmed by July 31, 2027, this market will resolve to "Other". The resolution source for this market is the Associated Press, Fox News, and NBC. This market will resolve once all three sources call the race for the same candidate. If all three sources haven’t called the race in this state for the same candidate, this market will resolve based on official certification.

Resolution Oracles
UMA Optimistic Oracle
Learn more:How to Read Prediction Market PricesCompare Fees Before You TradeNew to Polymarket?
Katie Porter is a candidate in the 2026 California gubernatorial election. She served as a U.S. Representative from California's 45th and 47th congressional districts from 2019 to 2025. Her tenure in Congress was marked by her role as deputy chair of the Congressional Progressive Caucus and her reputation for rigorous questioning during congressional hearings.

About Eric Swalwell

Eric Swalwell is a Democratic U.S. Representative from California's 14th congressional district. He previously served as a prosecutor and Dublin City Council member. He is currently running for governor of California in the 2026 election.
The New York Times
The Wall Street Journal
The Washington Post
PolymarketPolymarket
UMA Optimistic Oracle
Read Full Market Rulebooks
Stats
Spread4.3%
Platforms3
Candidates23
Leader

Tom Steyer

52.5% avg