Prediction HuntPrediction.com
Odds
Sports OddsNFL OddsNCAAF OddsMLB OddsTennis OddsElections OddsPolitics OddsEntertainment OddsEconomics OddsCrypto Odds
Futures
NFL FuturesMLB FuturesNCAAF FuturesMidterm Elections
All MarketsTrending
PicksArbitrageSmart MoneyAgentsPaper Trading Simulator
Promos
Best Prediction Market PromosKalshi Promo CodePolymarket Promo Code
Compare
Best Prediction Market Apps
NewsCalculatorsBlogIndustry Data
OverviewDocumentationQuickstartPricing
  • Best price across Kalshi, Polymarket & more
  • Live odds, refreshed in real time
  • Arbitrage alerts
  • Follow the smart money
  • Exclusive sign-up promos
  • Best price across Kalshi, Polymarket & more
  • Live odds, refreshed in real time
  • Arbitrage alerts
  • Follow the smart money
  • Exclusive sign-up promos
Prediction HuntPrediction.com

The home of prediction markets

Markets

  • Sports Odds
  • NFL Odds
  • College Football Odds
  • MLB Odds
  • Tennis Odds
  • Election Odds
  • Politics Odds
  • Entertainment Odds
  • Economics Odds
  • Crypto Odds
  • Results Archive
  • Trending

Edge

  • Picks
  • Smart Money Feed
  • Arbitrage Scanner
  • Paper Trading Simulator
  • AI Agents

Compare

  • Best Prediction Market Apps
  • Best Prediction Market Promos

Resources

  • News
  • Blog
  • Calculators
  • X
  • Discord

API

  • API Overview
  • API Documentation
  • Quickstart
  • API Pricing

This information is for informational and educational purposes only. Not financial advice. Always verify resolution criteria and platform rules before trading.

  • Privacy Policy
  • Terms of Use
  • API Terms
PicksSmart MoneyArbitragePromos

Live prediction market odds for CA-27 House winner?. Compare prices across Kalshi and Polymarket.

Kalshi

Kalshi

4.9
Sign-up bonus

Get a $35 trading bonus

Sign-up bonus on Kalshi.

Claim offerLegal in USAVerified Sep 14, 2026

Kalshi / Polymarket

XTelegramWhatsAppReddit

CA-27 House winner?

2026-11-05

Best price · tap to trade

George Whitesides (D)95¢1.05xKalshiJason Gibbs (R)9¢11.11xKalshi

About This Market

Traders give George Whitesides (D) about a 93.8% chance. Jason Gibbs (R) follows at 5.3%. Compare prices from Kalshi and Polymarket. The largest cross-platform price difference is 0.6 percentage points.

Traders give George Whitesides (D) about a 93.8% chance. Jason Gibbs (R) follows at 5.3%. Compare prices from Kalshi and Polymarket. The largest cross-platform price difference is 0.6 percentage points.

Polymarket and Kalshi are tracking the winner of the CA-27 House election. This market resolves based on the official election results announced on November 5, 2026, with odds fluctuating based on candidate campaigning and voter sentiment leading up to the election.

Price History

Multi-Platform Probabilities
Loading 30D data…

Live Markets

2 platforms
OutcomeConsensus
KalshiKalshi
PolymarketPolymarket
Best price
GW
George Whitesides (D)
94%
Kalshi95¢
Polymarket95¢
Kalshi1.05x95¢
PlatformImplied %Yes bid / askNo bid / ask
KalshiKalshi
93.5%90¢95¢5¢10¢
PolymarketPolymarket
94.0%94¢95¢5¢6¢
JG
Jason Gibbs (R)
5%
Kalshi9¢
Polymarket5¢
Kalshi11.24x9¢
PlatformImplied %Yes bid / askNo bid / ask
KalshiKalshi
5.6%5¢9¢91¢95¢
PolymarketPolymarket
5.0%5¢5¢95¢96¢
KalshiKalshiPolymarketPolymarket

Best price among US-regulated venues.

Candidate Spotlight

About George Whitesides (D)

George Whitesides is the U.S. Representative for California's 27th Congressional District, serving since January 2025. He previously served as NASA's Chief of Staff and was CEO of Virgin Galactic. His extensive experience in aerospace and public service makes him a significant figure in California's political landscape.

About Jason Gibbs (R)

Jason Gibbs is a Republican candidate for the U.S. House of Representatives in California's 27th Congressional District. He has served on the Santa Clarita City Council since 2020 and was elected mayor in 2023. Gibbs is a mechanical engineer with experience in the aerospace industry, including roles supporting Delta II, Delta IV, and Atlas V rocket programs.

Smart Trade Router

$
¢

Resolution Oracles

KalshiKalshi
Kalshi Rules
PolymarketPolymarket
UMA Optimistic Oraclefec.govConsensus of Sources
Read Full Market Rulebooks
Stats
Spread0.6%
Platforms2
Candidates2
Leader

George Whitesides (D)

93.8% avg

Market RulebooksOfficial settlement criteria and edge cases

Market Rulebook: CA-27 House winner?

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

KalshiKalshi
Primary Rule

If the House member sworn in for CA-27 for the term beginning in 2027 is a member of the Republican party, then the market resolves to Yes. This market is eligible for accelerated determination after a consensus of media organizations project the winner. See full rules for details.

Resolution Oracles
Kalshi Rules
PolymarketPolymarket
Primary Rule

This market will resolve according to the party of the candidate who wins the CA-27 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The midterm elections will take place on November 3, 2026. ​​A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources. This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).

Resolution Oracles
UMA Optimistic Oraclefec.govConsensus of Sources

Frequently Asked Questions

What is the resolution date for the CA-27 House winner market?

The market resolves on November 5, 2026, when the official election results are announced.

Which platforms are tracking the CA-27 House winner?

Polymarket and Kalshi are the platforms currently tracking this event.

What factors influence the odds for the CA-27 House winner?

Odds can change based on candidate campaigning, polling data, and voter sentiment as the election date approaches.

What does the CA-27 House winner prediction market track?

The outcomes listed above show how traders are pricing this question. Compare outcome prices from Kalshi, Polymarket in one place. Each price reflects the market’s implied probability, not a guaranteed result.

What are the latest CA-27 House winner odds?

The latest available prices are George Whitesides (D): 93.5¢ on Kalshi, 94.0¢ on Polymarket; Jason Gibbs (R): 5.6¢ on Kalshi, 5.0¢ on Polymarket. Prices are quoted in cents per $1 share. Check the venue for executable prices and available liquidity.

Learn more:How to Read Prediction Market PricesCompare Fees Before You TradeNew to Polymarket?

Related Markets

Michigan Governor Election Winner

View

Blue wave in 2026?

View

Iowa Governor Election Winner

View

2026 US Senate Control

View

Swiss initiatives: September 2026

Resolved Sep 27

Final odds