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Live prediction market odds for Which party will win the House race for AZ-09?. Compare prices across Kalshi and Polymarket.

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Kalshi

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Claim offerLegal in USAVerified Sep 14, 2026

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Which party will win the House race for AZ-09?

2026-11-03

Best price · tap to trade

Paul Gosar (R)96¢1.04xKalshiDani Sterbinsky (D)8¢12.50xKalshi

About This Market

Traders give Paul Gosar (R) about a 93.5% chance. Dani Sterbinsky (D) follows at 6.0%. Compare prices from Kalshi and Polymarket. The largest cross-platform price difference is 4.2 percentage points.

Traders give Paul Gosar (R) about a 93.5% chance. Dani Sterbinsky (D) follows at 6.0%. Compare prices from Kalshi and Polymarket. The largest cross-platform price difference is 4.2 percentage points.

Prediction markets on Polymarket and Kalshi are tracking the outcome of the House race for AZ-09. This election is pivotal as it could influence the balance of power in Congress, making it a key focus for both parties leading up to the 2026 elections.

Price History

Multi-Platform Probabilities
Loading 30D data…

Live Markets

2 platforms
OutcomeConsensus
KalshiKalshi
PolymarketPolymarket
Best price
PG
Paul Gosar (R)
94%
Kalshi96¢
Polymarket95¢
Kalshi1.04x96¢
PlatformImplied %Yes bid / askNo bid / ask
KalshiKalshi
93.0%92¢96¢4¢8¢
PolymarketPolymarket
94.0%93¢95¢5¢7¢
DS
Dani Sterbinsky (D)
6%
Kalshi8¢
Polymarket5¢
Kalshi12.20x8¢
PlatformImplied %Yes bid / askNo bid / ask
KalshiKalshi
8.1%3¢8¢92¢97¢
PolymarketPolymarket
3.9%3¢5¢95¢97¢
KalshiKalshiPolymarketPolymarket

Best price among US-regulated venues.

Candidate Spotlight

About Paul Gosar (R)

Paul Gosar is the U.S. Representative for Arizona's 9th congressional district, serving since January 3, 2023. He previously represented Arizona's 4th district from 2013 to 2023 and the 1st district from 2011 to 2013. Gosar serves on the House Natural Resources Committee and the House Committee on Oversight and Accountability.

About Dani Sterbinsky (D)

Danielle "Dani" Sterbinsky is a Democratic candidate for U.S. House District 9 in Arizona's 2026 election. She served as a Petty Officer Operations Specialist on the U.S.S. Bainbridge in the Mediterranean Sea. Sterbinsky is campaigning to bring service-first, results-driven leadership to Arizona's 9th Congressional District.

Smart Trade Router

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Resolution Oracles

KalshiKalshi
Kalshi Rules
Read Full Market Rulebooks
Stats
Spread4.2%
Platforms2
Candidates2
Leader

Paul Gosar (R)

93.5% avg

Market RulebooksOfficial settlement criteria and edge cases

Market Rulebook: Which party will win the House race for AZ-09?

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

KalshiKalshi
Primary Rule

If the House member sworn in for AZ-09 for the term beginning in 2027 is a member of the Democratic Party, then the market resolves to Yes.

Edge Cases

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

Frequently Asked Questions

What factors influence the odds for the AZ-09 House race?

Factors include demographic trends, candidate popularity, and national political climate. Polling data and campaign funding also play significant roles in shaping market predictions.

When is the election for the AZ-09 House race?

The election for the AZ-09 House race is scheduled for November 3, 2026. This date is critical as it coincides with the general election, impacting voter turnout.

How does the AZ-09 race affect Congressional control?

The AZ-09 race is significant because it could determine which party gains or maintains a majority in the House of Representatives. A shift in control can influence legislative priorities and governance.

What does the Which party will win the House race for AZ-09 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 Which party will win the House race for AZ-09 odds?

The latest available prices are Paul Gosar (R): 93.0¢ on Kalshi, 94.0¢ on Polymarket; Dani Sterbinsky (D): 8.1¢ on Kalshi, 3.9¢ 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?

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Swiss initiatives: September 2026

Resolved Sep 27

Final odds

Prediction HuntPrediction.com coverage

Gosar's AZ-09 Win Probability Falls 9 Points in 3 Days With No CatalystCook rates AZ-09 'Solid R' and Gosar holds a 12-to-1 cash advantage over Sterbinsky, yet markets repriced him from 95% to 86% in three days.Sep 25, 2026
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Trader up $131K lifetime bet $1.8K on Yes at 94¢

2d ago
PolymarketKalshiWill the Republican Party win the AZ-09 House seat?Trade on Kalshi →