2028 Election Prediction Markets

Live 2028 presidential election odds from Kalshi and Polymarket. Compare candidate probabilities, primary outcomes, and political event contracts.

Polymarket
$824.4M

Democratic Presidential Nominee 2028

Will Stephen A. Smith win the 2028 Democratic presidential nomination?1%
Will Gretchen Whitmer win the 2028 Democratic presidential nomination?1%
Will Oprah Winfrey win the 2028 Democratic presidential nomination?1%
View market
Polymarket
$412.7M

Republican Presidential Nominee 2028

Will Donald Trump win the 2028 Republican presidential nomination?2%
Will Person AN win the 2028 Republican presidential nomination?
Will Person CX win the 2028 Republican presidential nomination?
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Polymarket
$404.8M

Presidential Election Winner 2028

Will Eric Trump win the 2028 US Presidential Election?1%
Will Person BG win the 2028 US Presidential Election?
Will Person CZ win the 2028 US Presidential Election?
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KalshiPolitics
$60.6M

2028 Democratic nominee for President?

Gavin Newsom28%
Alexandria Ocasio-Cortez9%
Kamala Harris7%
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KalshiPolitics
$35.5M

Arizona Senate winner? (2028)

Democratic party78%
Republican party25%
View market
KalshiPolitics
$28.6M

2028: Who will win the Presidency, House, and Senate?

Democratic Sweep39%
Republican Sweep19%
D-House, R-Senate, D-President20%
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KalshiPolitics
$21.9M

2028 Republican nominee for President?

J.D. Vance38%
Marco Rubio28%
Ron DeSantis6%
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KalshiElections
$18.4M

2028 U.S. Presidential Election winner?

Gavin Newsom19%
J.D. Vance19%
Marco Rubio19%
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KalshiPolitics
$9.8M

Which party will win the U.S. House?

Democratic Party85%
Republican Party16%
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KalshiPolitics
$4.1M

Which party will win the U.S. Senate?

Democratic Party51%
Republican Party51%
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KalshiPolitics
$2.7M

Ohio Senate winner? (2028)

Republican party66%
Democratic party35%
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KalshiPolitics
$2.6M

Texas Senate matchup?

Talarico vs. Cornyn58%
Talarico vs. Paxton42%
Crockett vs. Paxton100%
View market
KalshiPolitics
$2.0M

Will Trump be impeached?

Before Jan 1, 202871%
Before Jan 1, 202714%
Before Jun 1, 20263%
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Polymarket
$1.5M

Which party wins 2028 US Presidential Election?

View market
KalshiElections
$837.6K

Who will be the Democratic VP nominee in 2028?

Gretchen Whitmer11%
Alexandria Ocasio-Cortez9%
Josh Shapiro7%
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KalshiElections
$759.5K

Who will be the Republican VP nominee in 2028?

Marco Rubio27%
J.D. Vance7%
Donald J. Trump Jr.5%
View market
KalshiPolitics
$407.0K

Who will run for the Democratic presidential nomination in 2028?

Alexandria Ocasio-Cortez54%
Wes Moore50%
Jared Polis58%
View market
KalshiPolitics
$298.4K

2028 Presidential Election winner? (Party)

Democratic party58%
Republican party43%
View market
KalshiPolitics
$189.4K

Who will run for the 2028 Republican presidential nomination?

Nikki Haley42%
Glenn Youngkin42%
Josh Hawley47%
View market
KalshiPolitics
$179.1K

Alaska Senate winner? (2028)

Republican party81%
Democratic party22%
View market
KalshiPolitics
$178.9K

North Carolina Senate winner?

Republican party52%
Democratic party51%
View market
KalshiPolitics
$85.1K

How low will Trump's approval rating get before 2027?

Below 37%55%
Below 38%60%
Below 36%37%
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KalshiPolitics
$79.3K

How high will Trump's approval rating get before 2027?

Above 43%52%
Above 44%36%
Above 45%24%
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KalshiPolitics
$65.9K

Will Trump run for a third term?

Before Election Day27%
Before 202818%
Before 20277%
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KalshiPolitics
$57.7K

Louisiana Senate winner? (2028)

Republican party92%
Democratic party11%
View market
KalshiElections
$45.1K

Will the 2028 presidential election occur?

In 202893%
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Polymarket
$27.7K

Will Kamala Harris announce a 2028 run for President by June 30?

Will Kamala Harris announce a 2028 run for President by June 30?7%
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KalshiPolitics
$14.8K

Will Bernie Sanders run for President in 2028?

Before November 4, 202814%
View market
KalshiPolitics
$14.4K

Who will win the next Philippine House election?

Lakas42%
NUP20%
NPC14%
View market
KalshiPolitics
$13.9K

Who will win the next Turkish presidential election?

Recep Tayyip Erdoğan50%
Ekrem İmamoğlu18%
Ahmet Davutoğlu10%
View market
KalshiPolitics
$13.1K

Who will win the next Australian House election?

Australian Labor Party70%
Liberal-National Coalition20%
Australian Greens7%
View market
KalshiPolitics
$9.8K

Who will win the 2028 London mayoral election?

Laila Cunningham30%
Sadiq Khan28%
Georgia Gould4%
View market
KalshiPolitics
$6.2K

Will Elon Musk support the Democrats in 2028?

In 202812%
View market
KalshiElections
$2.1K

Will the America Party contest the 2028 U.S. presidential election?

a party founded by Elon Musk18%
View market
KalshiPolitics
$442

Will Rubio and Vance run for President?

JD Vance: Republican, Marco Rubio: Republican65%
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Polymarket

Will the 2028 Republican Presidential nominee be a woman?

Will the 2028 Republican Presidential nominee be a woman?14%
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Polymarket

Will the 2028 Democratic Presidential nominee be a woman?

Will the 2028 Democratic Presidential nominee be a woman?25%
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All 2028 Election Markets

37 results from Kalshi and Polymarket, sorted by volume

Polymarket
$824.4M

Democratic Presidential Nominee 2028

Will Stephen A. Smith win the 2028 Democratic presidential nomination?1%
Will Gretchen Whitmer win the 2028 Democratic presidential nomination?1%
Will Oprah Winfrey win the 2028 Democratic presidential nomination?1%
View market
Polymarket
$412.7M

Republican Presidential Nominee 2028

Will Donald Trump win the 2028 Republican presidential nomination?2%
Will Person AN win the 2028 Republican presidential nomination?
Will Person CX win the 2028 Republican presidential nomination?
View market
Polymarket
$404.8M

Presidential Election Winner 2028

Will Eric Trump win the 2028 US Presidential Election?1%
Will Person BG win the 2028 US Presidential Election?
Will Person CZ win the 2028 US Presidential Election?
View market
KalshiPolitics
$60.6M

2028 Democratic nominee for President?

Gavin Newsom28%
Alexandria Ocasio-Cortez9%
Kamala Harris7%
View market
KalshiPolitics
$35.5M

Arizona Senate winner? (2028)

Democratic party78%
Republican party25%
View market
KalshiPolitics
$28.6M

2028: Who will win the Presidency, House, and Senate?

Democratic Sweep39%
Republican Sweep19%
D-House, R-Senate, D-President20%
View market
KalshiPolitics
$21.9M

2028 Republican nominee for President?

J.D. Vance38%
Marco Rubio28%
Ron DeSantis6%
View market
KalshiElections
$18.4M

2028 U.S. Presidential Election winner?

Gavin Newsom19%
J.D. Vance19%
Marco Rubio19%
View market
KalshiPolitics
$9.8M

Which party will win the U.S. House?

Democratic Party85%
Republican Party16%
View market
KalshiPolitics
$4.1M

Which party will win the U.S. Senate?

Democratic Party51%
Republican Party51%
View market
KalshiPolitics
$2.7M

Ohio Senate winner? (2028)

Republican party66%
Democratic party35%
View market
KalshiPolitics
$2.6M

Texas Senate matchup?

Talarico vs. Cornyn58%
Talarico vs. Paxton42%
Crockett vs. Paxton100%
View market

Showing top 12 of 37 markets. Use the search bar above to refine results.

2028 Is Already Trading

It might seem early, but prediction markets for the 2028 presidential election are already active on both Kalshi and Polymarket. Contract volume picks up with every potential candidate announcement, debate performance, or policy shift. Early odds represent the market's best guess years before any votes are cast — and historically, prediction market odds this far out have been surprisingly accurate compared to early polls.

The Presidential Election dashboard tracks candidate odds across venues with historical price charts, so you can see how probabilities have shifted over weeks and months. These long-horizon contracts tend to move slowly, then sharply in response to major news — a candidate entering or exiting the race, a major endorsement, or a debate performance.

How Election Contracts Work

Each candidate gets a contract priced between $0 and $1. The price reflects the market's implied probability that they win the general election. A candidate at $0.30 has a 30% implied chance. You buy if you think the real probability is higher; sell if you think it's lower. The contract pays $1 if they win and $0 if they lose.

Beyond the winner market, both platforms list related contracts: primary winners, popular vote margin, Electoral College scenarios, swing state outcomes, and policy-conditional markets ("Will the next president support X policy?"). This web of interconnected contracts gives you a granular view of how the election landscape is evolving.

Why 2028 Odds Differ Between Venues

Kalshi and Polymarket serve different audiences, and this matters for political markets. Kalshi is CFTC-regulated and US-only — its traders are primarily American voters who follow domestic politics closely. Polymarket is accessible globally (except to US users on some contract types), bringing an international perspective that can price candidates differently based on foreign policy positions and global perception.

When the two venues disagree by more than a few cents on the same candidate, it signals that informed money in different communities has a genuinely different view of the race. Oddpool shows you both prices side by side so you can spot these divergences instantly.

Trading Presidential Markets Early

There are tactical advantages to trading 2028 contracts now rather than waiting for the campaign season. Prices are lower and spreads are wider, which means you can take a position in a candidate at a fraction of what the contract might cost once the primary heats up. The Whale Tracker is useful here — early whale bets on a longshot candidate often precede an announcement or campaign launch.

Oddpool also tracks the cross-venue arbitrage on political markets. Because election contracts have long time horizons and different audiences on each platform, price discrepancies can persist for days or weeks — giving you ample time to act.