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Republican Caucus predictions & odds

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Republican Presidential Nominee 2028

Republican Presidential Nominee 2028

36%

J.D. Vance

$620M Vol.

$1M today

$30M Liq.

396

Ends in over 2 years

KY-04 Republican Primary Winner

KY-04 Republican Primary Winner

53%

Ed Gallrein

$1M Vol.

$155K today

$140K Liq.

114

Ends in 2 days

Louisiana Republican Senate Primary Winner

Louisiana Republican Senate Primary Winner

91%

Julia Letlow

$359K Vol.

$73.5K today

$235K Liq.

6

Texas Republican Senate Primary Winner

Texas Republican Senate Primary Winner

62%

Ken Paxton

$16M Vol.

$132K Liq.

1

Ends in 9 days

How many Republican House Incumbents will not win their Primary?

How many Republican House Incumbents will not win their Primary?

46%

4-6

$51.6K Vol.

$11.4K Liq.

1

Georgia Governor Republican Primary Winner

Georgia Governor Republican Primary Winner

55%

Rick Jackson

$464K Vol.

$109K Liq.

11

Ends in 2 days

Maine Governor Republican Primary Winner

Maine Governor Republican Primary Winner

58%

Robert Charles

$33.6K Vol.

$73.4K Liq.

1

Ends in 23 days

Georgia Republican Senate Primary Winner

Georgia Republican Senate Primary Winner

51%

Mike Collins

$643K Vol.

$119K Liq.

4

Ends in 2 days

Kentucky Republican Senate Primary Winner

Kentucky Republican Senate Primary Winner

98%

Andy Barr

$202K Vol.

$97.8K Liq.

Ends in 2 days

Connecticut Governor Republican Primary Winner

Connecticut Governor Republican Primary Winner

97%

Ryan Fazio

$16.7K Vol.

$38.4K Liq.

1

Ends in 3 months

Alabama Republican Senate Primary Winner

Alabama Republican Senate Primary Winner

64%

Barry Moore

$99.7K Vol.

$58.4K Liq.

1

Ends in 2 days

Oregon Republican Senate Primary Winner

Oregon Republican Senate Primary Winner

71%

David Brock Smith

$92.4K Vol.

$75.8K Liq.

Ends in 2 days

FL-06 Republican Primary Winner

FL-06 Republican Primary Winner

85%

Randy Fine

$149K Vol.

$102K Liq.

3

Ends in 3 months

Michigan Republican Senate Primary Winner

Michigan Republican Senate Primary Winner

95%

Mike Rogers

$7.9K Vol.

$37.8K Liq.

Ends in 3 months

Ohio Governor Republican Primary: Margin of Victory

Ohio Governor Republican Primary: Margin of Victory

99%

Ramaswamy 60-70%

$66.2K Vol.

$23.0K Liq.

2

LA-05 Republican Primary Winner

LA-05 Republican Primary Winner

18%

Blake Miguez

$41.7K Vol.

$17.0K Liq.

2

Republican Senate seats after the 2026 midterm elections?

Republican Senate seats after the 2026 midterm elections?

26%

≤47

$2M Vol.

$234K Liq.

7

New Jersey Republican Senate Primary Winner

New Jersey Republican Senate Primary Winner

47%

Alex Zdan

$421K Vol.

$49.9K Liq.

Ends in 16 days

KY-06 Republican Primary Winner

KY-06 Republican Primary Winner

99%

Ralph Alvarado

$25.2K Vol.

$36.0K Liq.

Ends in 2 days

Virginia Republican Senate Primary Winner

Virginia Republican Senate Primary Winner

49%

Bert Mizusawa

$2M Vol.

$82.8K Liq.

6

Ends in 30 days

Frequently Asked Questions

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Polymarket currently hosts 1059 active markets for Republican Caucus that lets you track or trade on predictions like “Republican Presidential Nominee 2028”. Whether you are tracking widely debated events or niche outcomes, the platform aggregates real-time odds based on over $644.4M in trading volume, providing a comprehensive view of fan and investor sentiment.

Each polymarket is a yes/no question. 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 “Republican Presidential Nominee 2028,” you simply trade on the specific outcome you think will win.

As of today, the most active market is “Republican Presidential Nominee 2028,” where the crowd is currently assigning a 36% chance to J.D. Vance. 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 Republican Caucus 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.