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
  • 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 OR-05 House winner?. Compare prices across Kalshi and Polymarket US 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 US / Polymarket

XTelegramWhatsAppReddit

OR-05 House winner?

2026-11-04

Best price · tap to trade

Janelle Bynum (D)96¢1.04xKalshiPatti Adair (R)6¢16.67xKalshi

About This Market

Traders give Janelle Bynum (D) about a 94.0% chance. Patti Adair (R) follows at 4.8%. Compare prices from Kalshi, Polymarket US, and Polymarket. The largest cross-platform price difference is 4.0 percentage points.

Traders give Janelle Bynum (D) about a 94.0% chance. Patti Adair (R) follows at 4.8%. Compare prices from Kalshi, Polymarket US, and Polymarket. The largest cross-platform price difference is 4.0 percentage points.

Polymarket and Kalshi are tracking the winner of the OR-05 House race set for November 4, 2026. The market resolves based on the official certified results from the election, which will reflect the votes cast in that district on election day.

Price History

Multi-Platform Probabilities
Loading 30D data…

Live Markets

3 platforms
OutcomeConsensus
KalshiKalshi
Polymarket USPolymarket US
PolymarketPolymarket
Best price
JB
Janelle Bynum (D)
94%
Kalshi96¢
Polymarket US96¢
Polymarket94¢
Kalshi1.04x96¢
PlatformImplied %Yes bid / askNo bid / ask
KalshiKalshi
94.0%94¢96¢4¢6¢
Polymarket USPolymarket US
96.0%95¢96¢4¢5¢
PolymarketPolymarket
92.0%92¢94¢6¢8¢
PA
Patti Adair (R)
5%
Kalshi6¢
Polymarket US6¢
Polymarket6¢
Kalshi16.67x6¢
PlatformImplied %Yes bid / askNo bid / ask
KalshiKalshi
4.4%4¢6¢94¢96¢
Polymarket USPolymarket US
4.0%4¢6¢94¢96¢
PolymarketPolymarket
6.0%6¢6¢94¢94¢
KalshiKalshiPolymarket USPolymarket USPolymarketPolymarket

Best price among US-regulated venues.

Candidate Spotlight

About Janelle Bynum (D)

Janelle Bynum is the U.S. Representative for Oregon's 5th congressional district. She previously served in the Oregon House of Representatives from 2017 to 2025. Bynum is the first Black member of Congress from Oregon.

About Patti Adair (R)

Patti Adair is a Deschutes County Commissioner in Oregon. She previously served as a State Representative from 2017 to 2025. Adair is a Republican candidate for Oregon's 5th Congressional District in the 2026 election.

Smart Trade Router

$
¢

Resolution Oracles

KalshiKalshi
Kalshi Rules
PolymarketPolymarket
UMA Optimistic Oraclefec.govConsensus of Sources
Read Full Market Rulebooks
Stats
Spread4.0%
Platforms3
Candidates2
Leader

Janelle Bynum (D)

94.0% avg

Market RulebooksOfficial settlement criteria and edge cases

Market Rulebook: OR-05 House winner?

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

KalshiKalshi
Primary Rule

If the House member sworn in for OR-05 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 OR-05 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
Polymarket USPolymarket US
Primary Rule

This market will settle to Yes if the Republican Party nominee wins the 2026 midterm election for the OR-05 congressional district seat. Outcome sourced from relevant government authorities. The determination of the winner includes any runoff, tiebreak, or other relevant procedure under the applicable rules of the relevant jurisdiction.

Frequently Asked Questions

What determines the winner of the OR-05 House race?

The winner is determined by the official certified results from the election held on November 4, 2026. Votes cast in the district will be counted to establish the outcome.

When will the OR-05 House race market resolve?

The market will resolve once the official certified results are announced after the election on November 4, 2026. This ensures that the outcome reflects the actual votes cast.

Which platforms are tracking the OR-05 House winner?

Polymarket and Kalshi are the platforms currently tracking the OR-05 House race winner. They provide real-time odds based on developments leading up to the election.

What does the OR-05 House winner prediction market track?

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

What are the latest OR-05 House winner odds?

The latest available prices are Janelle Bynum (D): 94.0¢ on Kalshi, 92.0¢ on Polymarket, 96.0¢ on Polymarket US; Patti Adair (R): 4.4¢ on Kalshi, 6.0¢ on Polymarket, 4.0¢ on Polymarket US. 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

TX-22 House Election Winner

View

Idaho Governor Election Winner

View

Blue tsunami in 2026?

View

Blue wave in 2026?

View

Swiss initiatives: September 2026

Resolved Sep 27

Final odds