Which party will win the Senate in 2026?

Which party will win the Senate in 2026?

52%

Democratic Party

$1M Vol.

$391K Liq.

8

Ends in 7 months

Which party will win the House in 2026?

Which party will win the House in 2026?

86%

Democratic Party

$4M Vol.

$555K Liq.

Ends in 7 months

CA-04 Primary Winners

CA-04 Primary Winners

96%

Mike Thompson

$10.9K Vol.

$100K Liq.

Ends in about 2 months

CA-22 Primary Winners

CA-22 Primary Winners

94%

David Valadao

$440 Vol.

$15.0K Liq.

Ends in about 2 months

CA-17 Primary Winners

CA-17 Primary Winners

98%

Ro Khanna

$43.7K Vol.

$32.0K Liq.

2

Ends in about 2 months

Who will place first in the primary for Nancy Pelosi’s congressional seat (CA-11)?

Who will place first in the primary for Nancy Pelosi’s congressional seat (CA-11)?

65%

Scott Wiener

$330K Vol.

$45.9K Liq.

4

Ends in about 2 months

Who will advance from the California Governor primary?

Who will advance from the California Governor primary?

68%

Eric Swalwell

$428K Vol.

$1M Liq.

1

Ends in about 2 months

Parties advancing from the California Governor primary?

Parties advancing from the California Governor primary?

72%

Dem-Rep

$45.9K Vol.

$42.1K Liq.

2

Ends in about 2 months

Billionaire one-time wealth tax on California ballot?

Billionaire one-time wealth tax on California ballot?

69%

$85.3K Vol.

$17.3K Liq.

-2

Ends in 3 months

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

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

34%

$3M Vol.

$94.0K Liq.

13

Ends in 7 months

Los Angeles Mayoral Election

Los Angeles Mayoral Election

49%

Nithya Raman

$789K Vol.

$133K Liq.

Ends in about 2 months

Will Elon Musk win his case against Sam Altman?

Will Elon Musk win his case against Sam Altman?

35%

$92.7K Vol.

$11.9K Liq.

15

Ends in 9 months

Will Gavin Newsom announce Presidential run by...?

Will Gavin Newsom announce Presidential run by...?

15%

December 31, 2026

$76.4K Vol.

$19.4K Liq.

10

Ends in 9 months

Which states will Donald Trump visit in 2026?

Which states will Donald Trump visit in 2026?

99%

West Virginia

$195K Vol.

$32.3K Liq.

8

Ends in 9 months

California voter ID referendum passes?

California voter ID referendum passes?

22%

$4.5K Vol.

$15.2K Liq.

Ends in 7 months

California Governor Election Winner

California Governor Election Winner

60%

Eric Swalwell

$8M Vol.

$842K Liq.

18

Ends in 7 months

Will Tesla launch robotaxis in California by June 30?

Will Tesla launch robotaxis in California by June 30?

13%

$78.6K Vol.

$11.4K Liq.

2

Ends in 3 months

California Baptist Lancers vs. Utah Tech Trailblazers (W)

California Baptist Lancers vs. Utah Tech Trailblazers (W)

California Baptist Lancers

$0 Vol.

$0 Liq.

California Golden Bears vs. Virginia Cavaliers

California Golden Bears vs. Virginia Cavaliers

89%

Virginia Cavaliers

$14.2K Vol.

$1.1K Liq.

Will Kim Kardashian pass the bar exam by May 3?

Will Kim Kardashian pass the bar exam by May 3?

9%

$42.7K Vol.

$14.2K Liq.

9

Ends in 30 days

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 180 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 $18.8M in trading volume, providing a comprehensive view of fan and investor sentiment.

Each polymarket is a yes/no question, like “Will Elon Musk win his case against Sam Altman?”. 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 60% chance to Eric Swalwell. 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.