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Republican Caucus predictions & odds

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Republican Presidential Nominee 2028

Republican Presidential Nominee 2028

30%

J.D. Vance

$652M Vol.

$829K today

$42M Liq.

417

Ends in over 2 years

South Carolina Governor Republican Primary Winner

South Carolina Governor Republican Primary Winner

69%

Pamela Evette

$434K Vol.

$161K Liq.

Ends in 1 day

Florida Governor Republican Primary Winner

Florida Governor Republican Primary Winner

91%

Byron Donalds

$2M Vol.

$188K Liq.

53

Ends in 2 months

Alabama Republican Senate Primary Winner

Alabama Republican Senate Primary Winner

77%

Barry Moore

$388K Vol.

$55.0K Liq.

1

Republican Senate seats after the 2026 midterm elections?

Republican Senate seats after the 2026 midterm elections?

26%

≤47

$3M Vol.

$319K Liq.

7

South Carolina Republican Senate Primary Winner

South Carolina Republican Senate Primary Winner

98%

Lindsey Graham

$168K Vol.

$65.6K Liq.

2

Ends in 1 day

NV-03 Republican Primary Winner

NV-03 Republican Primary Winner

98%

Martin O'Donnell

$9.5K Vol.

$28.4K Liq.

Ends in 1 day

New York Governor Republican Primary Winner

New York Governor Republican Primary Winner

98%

Bruce Blakeman

$93.0K Vol.

$47.3K Liq.

Ends in 15 days

Turnout in Texas Senate Republican Primary Runoff

Turnout in Texas Senate Republican Primary Runoff

98%

1.2–1.5M

$156K Vol.

$52.3K Liq.

3

Oklahoma Republican Senate Primary Winner

Oklahoma Republican Senate Primary Winner

99%

Kevin Hern

$77.5K Vol.

$86.1K Liq.

Ends in 8 days

Virginia Republican Senate Primary Winner

Virginia Republican Senate Primary Winner

67%

Bert Mizusawa

$2M Vol.

$118K Liq.

5

Ends in 8 days

SC-01 Republican Primary Winner

SC-01 Republican Primary Winner

64%

Mark Smith

$20.7K Vol.

$42.0K Liq.

1

Ends in 1 day

NV-02 Republican Primary Winner

NV-02 Republican Primary Winner

64%

David Flippo

$9.7K Vol.

$34.8K Liq.

Ends in 1 day

Michigan Governor Republican Primary Winner

Michigan Governor Republican Primary Winner

59%

John James

$40.3K Vol.

$58.1K Liq.

1

Ends in about 2 months

SC-04 Republican Primary Winner

SC-04 Republican Primary Winner

66%

William Timmons

$1.0K Vol.

$2.3K Liq.

Ends in 1 day

Maine Governor Republican Primary Winner

Maine Governor Republican Primary Winner

87%

Robert Charles

$54.7K Vol.

$59.4K Liq.

1

Ends in 1 day

Texas Senate Republican Primary Runoff Margin of Victory (Larger Brackets)

Texas Senate Republican Primary Runoff Margin of Victory (Larger Brackets)

99%

Paxton 25–30%

$137K Vol.

$49.5K Liq.

4

Oklahoma Governor Republican Primary Winner

Oklahoma Governor Republican Primary Winner

77%

Mike Mazzei

$330K Vol.

$45.7K Liq.

1

Ends in 8 days

Georgia Governor Republican Primary Winner

Georgia Governor Republican Primary Winner

72%

Burt Jones

$655K Vol.

$102K Liq.

11

South Dakota Governor Republican Primary Winner

South Dakota Governor Republican Primary Winner

51%

Larry Rhoden

$125K Vol.

$16.3K Liq.

Frequently Asked Questions

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Polymarket currently hosts 1045 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 $661.7M 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 30% 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.