California Governor Gavin Newsom leads Polymarket's Democratic presidential nominee 2028 odds at 24.3% implied probability, driven by his March book tour in New Hampshire—testing early primary waters—and a March 12 California poll showing a 14-point edge over Kamala Harris, bolstering his executive experience and national anti-Trump profile amid party reckoning post-2024. Rep. Alexandria Ocasio-Cortez holds 8.3% on progressive grassroots energy and social media reach, though centrist groups like Third Way mobilized in March against left-wing frontrunners to prioritize electability. Sen. Jon Ossoff's 5.8% stems from Georgia battleground wins appealing to swing-state math. This fragmented field, with no outcome above 25%, could consolidate via 2026 midterm performances, fundraising dominance, key endorsements, or polling shifts favoring incumbents or moderates.
Experimental AI-generated summary referencing Polymarket data · UpdatedDemocratic Presidential Nominee 2028
Democratic Presidential Nominee 2028
Gavin Newsom 24.3%
Alexandria Ocasio-Cortez 8.3%
Jon Ossoff 5.8%
Kamala Harris 4.3%
$929,462,538 Vol.
$929,462,538 Vol.

Gavin Newsom
24%

Alexandria Ocasio-Cortez
8%

Jon Ossoff
6%

Kamala Harris
4%

Pete Buttigieg
4%

Josh Shapiro
4%

J.B. Pritzker
2%

James Talarico
2%

Jon Stewart
2%

Andy Beshear
2%

Mark Kelly
2%

Ruben Gallego
2%

Wes Moore
2%

Ro Khanna
2%

Gretchen Whitmer
1%

Oprah Winfrey
1%

Michelle Obama
1%

Rahm Emanuel
1%

Cory Booker
1%

Mark Cuban
1%

Dwayne 'The Rock' Johnson
1%

Stephen A. Smith
1%

Chris Murphy
1%

John Fetterman
1%

LeBron James
1%

Zohran Mamdani
1%

Roy Cooper
1%

Gina Raimondo
1%

Liz Cheney
1%

Chelsea Clinton
1%

MrBeast
1%

George Clooney
1%

Kim Kardashian
1%

Jared Polis
1%

Hillary Clinton
1%

Barack Obama
1%

Tim Walz
1%

Andrew Yang
1%

Phil Murphy
1%

Hunter Biden
1%

Jasmine Crockett
1%

Raphael Warnock
1%

Bernie Sanders
1%

Beto O’Rourke
1%
Gavin Newsom 24.3%
Alexandria Ocasio-Cortez 8.3%
Jon Ossoff 5.8%
Kamala Harris 4.3%
$929,462,538 Vol.
$929,462,538 Vol.

Gavin Newsom
24%

Alexandria Ocasio-Cortez
8%

Jon Ossoff
6%

Kamala Harris
4%

Pete Buttigieg
4%

Josh Shapiro
4%

J.B. Pritzker
2%

James Talarico
2%

Jon Stewart
2%

Andy Beshear
2%

Mark Kelly
2%

Ruben Gallego
2%

Wes Moore
2%

Ro Khanna
2%

Gretchen Whitmer
1%

Oprah Winfrey
1%

Michelle Obama
1%

Rahm Emanuel
1%

Cory Booker
1%

Mark Cuban
1%

Dwayne 'The Rock' Johnson
1%

Stephen A. Smith
1%

Chris Murphy
1%

John Fetterman
1%

LeBron James
1%

Zohran Mamdani
1%

Roy Cooper
1%

Gina Raimondo
1%

Liz Cheney
1%

Chelsea Clinton
1%

MrBeast
1%

George Clooney
1%

Kim Kardashian
1%

Jared Polis
1%

Hillary Clinton
1%

Barack Obama
1%

Tim Walz
1%

Andrew Yang
1%

Phil Murphy
1%

Hunter Biden
1%

Jasmine Crockett
1%

Raphael Warnock
1%

Bernie Sanders
1%

Beto O’Rourke
1%
The resolution source for this market will be a consensus of official Democratic Party sources.
Any replacement of the democratic nominee before election day will not change the resolution of the market.
Market Opened: Jul 11, 2025, 2:15 PM ET
Resolver
0x2F5e3684c...We anticipate rolling out a new rewards and oracle-resolution system later this year that will generate returns on your positions, at which point there will be a simple 1-click migration.
The resolution source for this market will be a consensus of official Democratic Party sources.
Any replacement of the democratic nominee before election day will not change the resolution of the market.
Resolver
0x2F5e3684c...We anticipate rolling out a new rewards and oracle-resolution system later this year that will generate returns on your positions, at which point there will be a simple 1-click migration.
California Governor Gavin Newsom leads Polymarket's Democratic presidential nominee 2028 odds at 24.3% implied probability, driven by his March book tour in New Hampshire—testing early primary waters—and a March 12 California poll showing a 14-point edge over Kamala Harris, bolstering his executive experience and national anti-Trump profile amid party reckoning post-2024. Rep. Alexandria Ocasio-Cortez holds 8.3% on progressive grassroots energy and social media reach, though centrist groups like Third Way mobilized in March against left-wing frontrunners to prioritize electability. Sen. Jon Ossoff's 5.8% stems from Georgia battleground wins appealing to swing-state math. This fragmented field, with no outcome above 25%, could consolidate via 2026 midterm performances, fundraising dominance, key endorsements, or polling shifts favoring incumbents or moderates.
Experimental AI-generated summary referencing Polymarket data · Updated
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