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California Senate Primary predictions & odds

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Which party will win the Senate in 2026?

Which party will win the Senate in 2026?

54%

Republican Party

$2M Vol.

$312K Liq.

53

Ends in 6 months

Which party will win the House in 2026?

Which party will win the House in 2026?

80%

Democratic Party

$6M Vol.

$543K Liq.

1

Ends in 6 months

Who will advance from the California Governor primary?

Who will advance from the California Governor primary?

74%

Steve Hilton

$661K Vol.

$296K Liq.

5

Ends in 16 days

California Governor Primary Election: First Place

California Governor Primary Election: First Place

47%

Xavier Becerra

$29.1K Vol.

$100K Liq.

Ends in 16 days

Parties advancing from the California Governor primary?

Parties advancing from the California Governor primary?

73%

Dem-Rep

$72.4K Vol.

$14.0K Liq.

3

Ends in 16 days

Who will advance from the California Lieutenant Governor primary?

Who will advance from the California Lieutenant Governor primary?

82%

Fiona Ma

$688 Vol.

$49.5K Liq.

Ends in 6 months

California Governor Election Winner

California Governor Election Winner

51%

Xavier Becerra

$23M Vol.

$327K today

$3M Liq.

60

Ends in 6 months

California Lieutenant Governor Election Winner

California Lieutenant Governor Election Winner

67%

Fiona Ma

$6.9K Vol.

$70.8K Liq.

Ends in 6 months

Billionaire one-time wealth tax passes in California election 2026?

Billionaire one-time wealth tax passes in California election 2026?

37%

$3M Vol.

$87.2K Liq.

17

Ends in 6 months

Billionaire one-time wealth tax on California ballot?

Billionaire one-time wealth tax on California ballot?

88%

$131K Vol.

$7.4K Liq.

1

Ends in about 1 month

Will Tesla launch robotaxis in California by June 30?

Will Tesla launch robotaxis in California by June 30?

11%

$106K Vol.

$5.1K Liq.

Ends in about 1 month

California Redwoods vs. New York Atlas

California Redwoods vs. New York Atlas

50%

New York Atlas

$0 Vol.

$2 Liq.

Ends in 27 days

Boston Guard vs. California Palms

Boston Guard vs. California Palms

50%

California Palms

$0 Vol.

$2 Liq.

Ends in 27 days

California Palms vs. Maryland Charm

California Palms vs. Maryland Charm

54%

Maryland Charm

$0 Vol.

$5 Liq.

Ends in 20 days

California "Stop Nick Shirley Act" becomes law by June 30?

California "Stop Nick Shirley Act" becomes law by June 30?

6%

$460 Vol.

$821 Liq.

Ends in about 1 month

California voter ID referendum passes?

California voter ID referendum passes?

38%

$8.1K Vol.

$5.9K Liq.

Ends in 6 months

California Baptist Lancers vs. Utah Tech Trailblazers (W)

California Baptist Lancers vs. Utah Tech Trailblazers (W)

California Baptist Lancers

$0 Vol.

$0 Liq.

Which states will use new congressional maps in the midterms?

Which states will use new congressional maps in the midterms?

98%

North Carolina

$262K Vol.

$206K Liq.

5

Ends in 6 months

Which states will Donald Trump visit in 2026?

Which states will Donald Trump visit in 2026?

99%

Connecticut

$279K Vol.

$28.5K Liq.

14

Ends in 8 months

Premier League Lacrosse: 2026 Champion

Premier League Lacrosse: 2026 Champion

50%

California Redwoods

$1 Vol.

$42 Liq.

Ends in 4 months

Frequently Asked Questions

Polymarket is the world’s largest prediction market, where you can stay informed and profit from your knowledge by trading on things related to breaking news, politics, sports, elections, crypto, finance, tech, culture, including topics like California Senate Primary.

Polymarket currently hosts 142 active markets for California Senate Primary that lets you track or trade on predictions like “Which party will win the Senate in 2026?”. Whether you are tracking widely debated events or niche outcomes, the platform aggregates real-time odds based on over $36.1M in trading volume, providing a comprehensive view of fan and investor sentiment.

Each polymarket is a yes/no question, like “Billionaire one-time wealth tax on California ballot?”. You buy shares in “yes” or “no” outcomes. Prices reflect crowd-sourced odds and probabilities. For example, if yes is at 30 cents, that’s a 30% chance. Markets resolve based on official results. For multi-outcome events, like “California Governor Election Winner,” you simply trade on the specific outcome you think will win.

As of today, the most active market is “California Governor Election Winner,” where the crowd is currently assigning a 51% chance to Xavier Becerra. These odds update in real-time as new information emerges and users trade, offering a dynamic snapshot of what the market believes will happen compared to traditional bookmaker odds.

It cuts through the noise. Unlike polls or punditry, Polymarket shows you real-time odds on California Senate Primary predictions backed by financial conviction that are often faster and more accurate than experts or surveys. You get an unbiased view of what thousands of traders think will actually happen, often more accurate than polls. Plus, you can trade shares and potentially profit if your predictions are spot on.