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Senates predictions & odds

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Which party will win the Senate in 2026?

Which party will win the Senate in 2026?

53%

Republican Party

$2M Vol.

$258K Liq.

49

Ends in 6 months

Which party will win the House in 2026?

Which party will win the House in 2026?

79%

Democratic Party

$6M Vol.

$87.8K today

$552K Liq.

1

Ends in 6 months

Turnout in Texas Senate Republican Primary Runoff

Turnout in Texas Senate Republican Primary Runoff

26%

1.2–1.5M

$88.7K Vol.

$26.7K Liq.

Ends in 12 days

Will the Senate pass a reconciliation bill by...?

Will the Senate pass a reconciliation bill by...?

85%

May 31

$35.2K Vol.

$32.0K Liq.

Ends in 17 days

How many Republican Senators not running in 2026?

How many Republican Senators not running in 2026?

63%

7

$73.5K Vol.

$36.6K Liq.

5

Ends in 4 months

Next Brazil Senate Election: Most Seats Held

Next Brazil Senate Election: Most Seats Held

72%

PL

$13.9K Vol.

$38.0K Liq.

2

Ends in 5 months

Texas Senate Election Matchup

Texas Senate Election Matchup

60%

Talarico & Paxton

$721K Vol.

$42.3K Liq.

2

Next Brazil Senate Election: Most Seats Won

Next Brazil Senate Election: Most Seats Won

76%

PL

$254K Vol.

$57.3K Liq.

9

Ends in 5 months

Next Senate Majority Leader?

Next Senate Majority Leader?

26%

Chuck Schumer

$62.7K Vol.

$212K Liq.

2

Ends in 8 months

How many senators will vote for Trump's Fed chair nominee?

How many senators will vote for Trump's Fed chair nominee?

97%

54

$156K Vol.

$89.5K today

$68.6K Liq.

Ends in 8 months

Will the GOP use 'Nuclear Option' to break filibuster by...?

Will the GOP use 'Nuclear Option' to break filibuster by...?

24%

December 31, 2026

$560K Vol.

$1.7K Liq.

28

Texas Senate Republican Primary Runoff Margin of Victory

Texas Senate Republican Primary Runoff Margin of Victory

22%

Cornyn <3%

$59.1K Vol.

$75.8K Liq.

1

Ends in 11 days

Will Republicans lose a seat in the US Senate for any state Trump won in 2024?

Will Republicans lose a seat in the US Senate for any state Trump won in 2024?

86%

$2.7K Vol.

$2.0K Liq.

2

Ends in 6 months

How many Democratic Senate Incumbents will not win their Primary?

How many Democratic Senate Incumbents will not win their Primary?

69%

0

$4.7K Vol.

$4.4K Liq.

Peru Senate Election Winner

Peru Senate Election Winner

99%

FP

$94.8K Vol.

$37.7K Liq.

6

Republican Senate seats after the 2026 midterm elections?

Republican Senate seats after the 2026 midterm elections?

26%

≤47

$2M Vol.

$229K Liq.

7

Romanian parliament dissolved by July 31?

Romanian parliament dissolved by July 31?

10%

$51.0K Vol.

$19.9K Liq.

1

Ends in about 2 months

Iowa Senate Election Winner

Iowa Senate Election Winner

61%

Republican

$115K Vol.

$12.3K Liq.

1

Ends in 6 months

Alabama Senate Election Winner

Alabama Senate Election Winner

95%

Republican

$10.1K Vol.

$18.7K Liq.

Ends in 6 months

How many Republican Senate Incumbents will not win their Primary?

How many Republican Senate Incumbents will not win their Primary?

38%

1

$4.8K Vol.

$13.7K Liq.

Frequently Asked Questions

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Polymarket currently hosts 107 active markets for Senates 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 $13.2M in trading volume, providing a comprehensive view of fan and investor sentiment.

Each polymarket is a yes/no question, like “Will Republicans lose a seat in the US Senate for any state Trump won in 2024?”. 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 “Which party will win the House in 2026?,” you simply trade on the specific outcome you think will win.

As of today, the most active market is “Which party will win the House in 2026?,” where the crowd is currently assigning a 79% chance to Democratic Party. 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 Senates 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.