# 2028 Democratic presidential nominee

In 2028

Updated: June 14, 2026

Category: Elections

Tags: 2028
US Elections

HTML: /markets/elections/2028/2028-democratic-presidential-nominee/

## Short Answer

**Key takeaway.** Both the **model** and the **market** expect Gavin Newsom to be the 2028 Democratic presidential nominee, with no compelling evidence of mispricing.

## Key Claims (January 2026)

**- - Gavin Newsom appears to hold a strong early position for the 2028 nomination.** - Prediction markets and public polling consistently position Newsom as a top contender.
- The DNC is actively shaping the 2028 Democratic primary calendar and rules.
- 2026 midterm election outcomes may significantly impact some gubernatorial candidates' prospects.
- Newsom, Buttigieg, Ocasio-Cortez, Harris, and Shapiro are reported as leading contenders.

### Why This Matters (GEO)

- AI agents extract claims, not arguments.
- Improves citation probability in summaries and answer cards.
- Enables fact stitching across multiple sources.

## Executive Verdict

**Key takeaway.** **Model** and **market** probabilities align at **1.0%** (1c), indicating no implied **probability** gap.

### Who Wins and Why

| Outcome | Market | Model | Why |
| --- | --- | --- | --- |
| Gavin Newsom | 24.0% | 20.1% | As California's governor, he holds a prominent position often viewed as a springboard for national politics. |
| Hunter Biden | 1.0% | 1.0% | His familial connection to the current presidency fuels speculation about potential political involvement. |
| Mark Kelly | 4.7% | 4.5% | Serving as a US Senator from a swing state positions him for national political consideration. |

## Model vs Market

| Outcome | Market Probability | Octagon Model Probability |
| --- | --- | --- |
| Gavin Newsom | 24.0% | 20.1% |
| Hunter Biden | 1.0% | 1.0% |
| Mark Kelly | 4.7% | 4.5% |
| Stephen A. Smith | 0.9% | 0.9% |
| Alexandria Ocasio-Cortez | 12.0% | 11.0% |
| Ro Khanna | 2.5% | 2.5% |
| Rahm Emanuel | 5.9% | 5.7% |
| James Talarico | 1.4% | 1.4% |
| Kamala Harris | 7.6% | 7.2% |
| Jon Ossoff | 8.9% | 8.3% |
| J.B. Pritzker | 4.1% | 4.0% |
| Pete Buttigieg | 5.4% | 5.2% |
| Zohran Mamdani | 0.3% | 0.3% |
| Josh Shapiro | 5.1% | 4.9% |
| Andy Beshear | 4.3% | 4.2% |
| Mark Cuban | 1.0% | 1.0% |
| Michelle Obama | 1.5% | 1.5% |
| Jon Stewart | 2.4% | 2.4% |
| Wes Moore | 2.1% | 2.1% |
| Graham Platner | 1.1% | 1.1% |
| Gretchen Whitmer | 1.1% | 1.1% |
| Ruben Gallego | 0.7% | 0.7% |
| Cory Booker | 0.7% | 0.7% |
| Elissa Slotkin | 1.3% | 1.3% |
| Roy Cooper | 0.3% | 0.3% |
| Chris Murphy | 0.7% | 0.7% |
| John Fetterman | 0.3% | 0.3% |
| Tim Walz | 0.1% | 0.1% |
| Bernie Sanders | 0.6% | 0.6% |
| Raphael Warnock | 0.5% | 0.5% |
| Phil Murphy | 0.1% | 0.1% |
| Barack Obama | 0.2% | 0.2% |
| Lebron James | 0.2% | 0.2% |
| Andrew Yang | 0.4% | 0.4% |
| Jamie Dimon | 0.3% | 0.3% |
| Dwayne Johnson | 0.6% | 0.6% |
| Gina Raimondo | 0.3% | 0.3% |
| Hillary Clinton | 0.2% | 0.2% |
| Jared Polis | 0.4% | 0.4% |
| Liz Cheney | 0.1% | 0.1% |
| Beto O'Rourke | 0.2% | 0.2% |
| Amy Klobuchar | 0.3% | 0.3% |
| Elizabeth Warren | 0.1% | 0.1% |
| Jasmine Crockett | 0.1% | 0.1% |
| Mitch Landrieu | 1.0% | 1.0% |

- Expiration: November 7, 2028

## Market Behavior & Price Dynamics

This market is characterized by a low-probability, sideways trading pattern, with the implied odds for this outcome fluctuating within a narrow band of 0.1% to 2.5%. The contract began trading at a baseline of 0.1% before experiencing a significant spike to 1.6% in early June 2026. This sharp increase in perceived odds was likely driven by early speculation and media discussion about potential candidates in what is an open field, as no candidate had formally declared their intention to run as of that time. However, this enthusiasm was short-lived, as the price subsequently retreated to its current level of 1.0%, suggesting the initial surge was not supported by sustained market conviction. The price of 2.5% appears to act as a key resistance level that has not been broken, while the 1.0% level is currently serving as a point of consolidation.

The trading volume provides further insight into market sentiment. The initial price spike in early June was accompanied by a significant increase in volume, indicating a strong influx of speculative interest. As the price corrected downwards, volume tapered off, suggesting a decrease in conviction behind the earlier move. Despite the low price, the total volume of over 2.7 million contracts traded indicates substantial overall market interest and a willingness among traders to take early positions. Overall, the price action reflects a market defined by high uncertainty. The low probability and volatile, range-bound trading suggest that traders see this outcome as a long shot at this early stage, with sentiment likely to remain highly reactive to future polling and news about potential 2028 contenders.

## Contract Snapshot

A "Yes" resolution for a specific candidate occurs if they win and accept the Democratic Party's presidential nomination, verified by the Democratic Party, otherwise it resolves to "No". The market opened November 6, 2024, and closes either after the nomination and acceptance, or by November 7, 2028, at 10:00 AM EST. This event is mutually exclusive, meaning only one candidate can ultimately fulfill the "Yes" condition, and payout is projected 1 minute after closing.

## Market Discussion

The market for the 2028 Democratic presidential nominee currently shows Gavin Newsom as the frontrunner with 25% odds, followed by Alexandria Ocasio-Cortez at 12% and Jon Ossoff at 8.9%. Discussions among traders also feature active support for Mark Kelly, while one user dismisses J.B. Pritzker's chances, citing his focus on a gubernatorial third term as a reason he wouldn't pursue the presidency. There is also a mention of Zohran Mamdani as a potential "new incumbent."

## Market Data

| Contract | Yes Bid | Yes Ask | Last Price | Volume | Open Interest |
| --- | --- | --- | --- | --- | --- |
| Andy Beshear | 3.6% | 3.7% | 3.6% | $3,787,919 | $2,771,761.89 |
| Amy Klobuchar | 0.2% | 0.3% | 0.3% | $812,714.21 | $752,615.36 |
| Alexandria Ocasio-Cortez | 10% | 11% | 11% | $5,036,446.81 | $2,963,311.26 |
| Andrew Yang | 0.3% | 0.4% | 0.4% | $1,529,363.78 | $1,106,226.31 |
| Barack Obama | 0.1% | 0.2% | 0.2% | $1,575,340.74 | $1,197,488.02 |
| Beto O'Rourke | 0.1% | 0.2% | 0.2% | $968,427.87 | $724,044 |
| Bernie Sanders | 0.4% | 0.5% | 0.6% | $1,625,836.37 | $1,468,398.21 |
| Cory Booker | 0.6% | 0.7% | 0.7% | $2,243,810.14 | $1,508,253.59 |
| Chris Murphy | 0.6% | 0.7% | 0.7% | $2,047,951.88 | $1,839,198.72 |
| Dwayne Johnson | 0.2% | 0.6% | 0.6% | $1,419,424.63 | $1,220,559.2 |
| Elissa Slotkin | 0.8% | 1.1% | 1.3% | $2,186,888.25 | $1,846,657.43 |
| Elizabeth Warren | 0% | 0.1% | 0.1% | $590,074.75 | $544,510.75 |
| Gavin Newsom | 24% | 25% | 25% | $6,879,799.12 | $3,030,452.03 |
| Graham Platner | 0.8% | 1.1% | 1.1% | $3,246,248.48 | $2,345,453.42 |
| Gina Raimondo | 0.1% | 0.3% | 0.3% | $1,384,029.07 | $1,010,189.48 |
| Gretchen Whitmer | 1% | 1.1% | 1.1% | $2,808,941.27 | $2,059,974.27 |
| Hunter Biden | 0.7% | 0.9% | 0.7% | $5,578,722.41 | $2,364,688.86 |
| Hillary Clinton | 0.1% | 0.2% | 0.2% | $1,353,967.65 | $1,114,254.89 |
| Jamie Dimon | 0.2% | 0.3% | 0.3% | $1,494,702 | $1,374,494.92 |
| J.B. Pritzker | 3.9% | 4.2% | 3.9% | $4,344,977.56 | $2,876,732.95 |
| Jasmine Crockett | 0% | 0.1% | 0.1% | $381,341.52 | $331,185 |
| John Fetterman | 0.2% | 0.3% | 0.3% | $1,670,403.31 | $1,263,287.39 |
| Jon Ossoff | 8.8% | 8.9% | 8.9% | $4,495,798.2 | $3,125,752.69 |
| Jared Polis | 0.3% | 0.4% | 0.4% | $1,062,041.4 | $909,700.3 |
| Josh Shapiro | 5.1% | 5.2% | 5.2% | $3,801,318.46 | $2,458,132.12 |
| Jon Stewart | 2.1% | 2.4% | 2.1% | $3,431,968.98 | $2,787,253.35 |
| James Talarico | 1.6% | 1.9% | 2% | $4,871,699.86 | $2,855,967.47 |
| Kamala Harris | 7.6% | 7.7% | 7.7% | $4,752,663.37 | $3,011,315.47 |
| Liz Cheney | 0% | 0.1% | 0.1% | $1,042,160 | $1,030,807 |
| Lebron James | 0.1% | 0.2% | 0.2% | $1,547,914.34 | $1,174,745.8 |
| Mark Cuban | 0.9% | 1% | 1% | $3,572,199.27 | $2,955,937.48 |
| Mark Kelly | 3.8% | 3.9% | 3.9% | $5,150,396.35 | $2,936,775.87 |
| Mitch Landrieu | 0% | 1% | 1% | $200,030.27 | $200,030.27 |
| Michelle Obama | 1.4% | 1.7% | 1.7% | $3,456,786.76 | $2,744,956.42 |
| Pete Buttigieg | 5.4% | 5.5% | 5.5% | $4,125,336.74 | $2,773,979.36 |
| Phil Murphy | 0% | 0.1% | 0.1% | $1,576,669.54 | $1,485,183.54 |
| Roy Cooper | 0.2% | 0.3% | 0.3% | $2,091,191.18 | $1,821,754.48 |
| Rahm Emanuel | 5.4% | 5.5% | 5.4% | $4,866,840.23 | $3,325,621.12 |
| Ruben Gallego | 0.7% | 0.8% | 0.7% | $2,736,616.8 | $2,121,999.55 |
| Ro Khanna | 2.4% | 2.5% | 2.4% | $4,874,659.25 | $2,788,046.96 |
| Raphael Warnock | 0.4% | 0.5% | 0.5% | $1,581,479.51 | $1,345,245.51 |
| Stephen A. Smith | 0.8% | 0.9% | 0.9% | $5,068,102.69 | $2,681,587.66 |
| Tim Walz | 0% | 0.1% | 0.1% | $1,669,621.07 | $1,334,843.64 |
| Wes Moore | 2.1% | 2.2% | 2.2% | $3,279,753.28 | $2,390,613.89 |
| Zohran Mamdani | 0.2% | 0.3% | 0.3% | $3,999,387.03 | $1,961,263.25 |

## How do Gavin Newsom and Kamala Harris compare on early fundraising and endorsements from key Democratic constituencies ahead of 2028?

Newsom 2028 Nomination Probability | 23-25% (June 2026) [[^]](https://ijr.com/hollywood-giant-makes-massive-early-bet-on-2028-hopeful/)[[^]](https://www.tovima.com/wsj/like-two-cats-circling-kamala-harris-and-gavin-newsom-weigh-a-2028-showdown/)[[^]](https://www.lines.com/prediction-markets/elections/democratic-presidential-nominee-2028)[[^]](https://www-cdn.abcnews.com/Politics/kamala-harris-eyes-2028-comeback-former-allies-fresh/story?id=133522340)[[^]](https://abcnews.com/Politics/kamala-harris-eyes-2028-comeback-former-allies-fresh/story?id=133522340) |
Harris 2028 Nomination Probability | 7-8% [[^]](https://ijr.com/hollywood-giant-makes-massive-early-bet-on-2028-hopeful/)[[^]](https://www.tovima.com/wsj/like-two-cats-circling-kamala-harris-and-gavin-newsom-weigh-a-2028-showdown/)[[^]](https://www.lines.com/prediction-markets/elections/democratic-presidential-nominee-2028)[[^]](https://www-cdn.abcnews.com/Politics/kamala-harris-eyes-2028-comeback-former-allies-fresh/story?id=133522340)[[^]](https://abcnews.com/Politics/kamala-harris-eyes-2028-comeback-former-allies-fresh/story?id=133522340) |
Newsom Early Donor Support | Reed Hastings [[^]](https://www-cdn.abcnews.com/Politics/kamala-harris-eyes-2028-comeback-former-allies-fresh/story?id=133522340)[[^]](https://abcnews.com/Politics/kamala-harris-eyes-2028-comeback-former-allies-fresh/story?id=133522340)[[^]](https://ijr.com/hollywood-giant-makes-massive-early-bet-on-2028-hopeful/)[[^]](https://www.tovima.com/wsj/like-two-cats-circling-kamala-harris-and-gavin-newsom-weigh-a-2028-showdown/) |

**Gavin Newsom currently holds a stronger position in early 2028 predictions**

Gavin Newsom currently holds a stronger position in early 2028 predictions. Newsom is frequently identified as an early frontrunner for the 2028 Democratic presidential nomination, with implied probabilities often ranging between **23%** and **25%** as of June 2026. In contrast, Kamala Harris, despite her higher name recognition and grassroots support, currently holds a lower prediction **market** standing of approximately 7-**8%** **probability** [[^]](https://ijr.com/hollywood-giant-makes-massive-early-bet-on-2028-hopeful/)[[^]](https://www.tovima.com/wsj/like-two-cats-circling-kamala-harris-and-gavin-newsom-weigh-a-2028-showdown/)[[^]](https://www.lines.com/prediction-markets/elections/democratic-presidential-nominee-2028)[[^]](https://www-cdn.abcnews.com/Politics/kamala-harris-eyes-2028-comeback-former-allies-fresh/story?id=133522340)[[^]](https://abcnews.com/Politics/kamala-harris-eyes-2028-comeback-former-allies-fresh/story?id=133522340).

Both candidates leverage shared roots while pursuing distinct early campaign strategies. Newsom and Harris share significant overlap in their fundraising and donor bases, largely due to their shared political history in California [[^]](https://ijr.com/hollywood-giant-makes-massive-early-bet-on-2028-hopeful/)[[^]](https://www.tovima.com/wsj/like-two-cats-circling-kamala-harris-and-gavin-newsom-weigh-a-2028-showdown/)[[^]](https://www-cdn.abcnews.com/Politics/kamala-harris-eyes-2028-comeback-former-allies-fresh/story?id=133522340)[[^]](https://abcnews.com/Politics/kamala-harris-eyes-2028-comeback-former-allies-fresh/story?id=133522340). Newsom is actively utilizing his 'Campaign for Democracy' political organization and has secured early support from prominent donors, including Reed Hastings [[^]](https://ijr.com/hollywood-giant-makes-massive-early-bet-on-2028-hopeful/)[[^]](https://www.tovima.com/wsj/like-two-cats-circling-kamala-harris-and-gavin-newsom-weigh-a-2028-showdown/)[[^]](https://www-cdn.abcnews.com/Politics/kamala-harris-eyes-2028-comeback-former-allies-fresh/story?id=133522340)[[^]](https://abcnews.com/Politics/kamala-harris-eyes-2028-comeback-former-allies-fresh/story?id=133522340). Harris is focusing her efforts on direct engagement through state party events and targeting key demographics, such as Black voters [[^]](https://ijr.com/hollywood-giant-makes-massive-early-bet-on-2028-hopeful/)[[^]](https://www.tovima.com/wsj/like-two-cats-circling-kamala-harris-and-gavin-newsom-weigh-a-2028-showdown/)[[^]](https://www-cdn.abcnews.com/Politics/kamala-harris-eyes-2028-comeback-former-allies-fresh/story?id=133522340)[[^]](https://abcnews.com/Politics/kamala-harris-eyes-2028-comeback-former-allies-fresh/story?id=133522340).

Harris faces allied scrutiny amidst a broader Democratic desire for new leadership. Despite her efforts, Harris faces scrutiny from some allies who are seeking new leadership following her 2024 campaign loss, which contributes to her lower prediction **market** standing [[^]](https://www.tovima.com/wsj/like-two-cats-circling-kamala-harris-and-gavin-newsom-weigh-a-2028-showdown/)[[^]](https://www-cdn.abcnews.com/Politics/kamala-harris-eyes-2028-comeback-former-allies-fresh/story?id=133522340)[[^]](https://abcnews.com/Politics/kamala-harris-eyes-2028-comeback-former-allies-fresh/story?id=133522340). The broader Democratic primary landscape for 2028 also shows a general desire among a majority of Democratic voters for 'fresh' leadership and a move towards more moderate political positions [[^]](https://uspollingdata.com/news/democrats-2028-strategy/)[[^]](https://www.focaldata.com/blog/what-democrats-want)[[^]](https://thehill.com/homenews/campaign/5889121-democrats-moderate-candidate-2028/).

## What evidence from national polling and prediction markets supports the consensus view of Gavin Newsom as a top-tier candidate for 2028?

Newsom Prediction Market | 21%-25% (June 2026) [[^]](https://polymarket.com/event/democratic-presidential-nominee-2028?tid=1764848559341)[[^]](https://www.lines.com/prediction-markets/elections/democratic-presidential-nominee-2028)[[^]](https://www.coinbase.com/predictions/event/KXPRESNOMD-28)[[^]](https://www.covers.com/politics/2028-democratic-presidential-nominee-prediction-market) |
Harris Primary Poll Lead | Double-digit lead over Newsom (June 2026) [[^]](https://www.newsweek.com/new-2028-poll-shows-kamala-harris-leading-gavin-newsom-by-double-digits-12067998)[[^]](https://kdhnews.com/news/nation/support-broadens-beyond-harris-newsom-in-democratic-primary-poll/article_9e7b93fd-a008-5077-9f99-4ce7a70ff706.html)[[^]](https://www.270towin.com/2028-democratic-nomination/) |
Newsom Insider Preference | Preferred or best-positioned leader [[^]](https://www.newsweek.com/gavin-newsom-poised-to-be-democrats-next-leader-survey-11775874) |

**Prediction markets consistently position Gavin Newsom as a leading 2028 Democratic contender**

Prediction markets consistently position Gavin Newsom as a leading 2028 Democratic contender. As of June 2026, prediction markets consistently place Gavin Newsom as the frontrunner for the 2028 Democratic presidential nomination, with implied probabilities for his success typically ranging from **21%** to **25%** [[^]](https://polymarket.com/event/democratic-presidential-nominee-2028?tid=1764848559341)[[^]](https://www.lines.com/prediction-markets/elections/democratic-presidential-nominee-2028)[[^]](https://www.coinbase.com/predictions/event/KXPRESNOMD-28)[[^]](https://www.covers.com/politics/2028-democratic-presidential-nominee-prediction-**market**). Despite this position, the markets also suggest a highly fragmented field of candidates, indicating that Newsom's **probability** still implies he would not secure the nomination most of the time [[^]](https://www.lines.com/prediction-markets/elections/democratic-presidential-nominee-2028)[[^]](https://www.covers.com/politics/2028-democratic-presidential-nominee-prediction-**market**).

National polls show Harris ahead, but Newsom preferred by party insiders. Conversely, recent national primary polling conducted in June 2026 frequently indicates former Vice President Kamala Harris leading Gavin Newsom, with some surveys even suggesting a double-digit lead for Harris [[^]](https://www.newsweek.com/new-2028-poll-shows-kamala-harris-leading-gavin-newsom-by-double-digits-12067998)[[^]](https://kdhnews.com/news/nation/support-broadens-beyond-harris-newsom-in-democratic-primary-poll/article_9e7b93fd-a008-5077-9f99-4ce7a70ff706.html)[[^]](https://www.270towin.com/2028-democratic-nomination/). However, when surveys focus on political insiders and party stakeholders, Newsom has been identified as a preferred or best-positioned leader for the Democratic Party during the current presidential term [[^]](https://www.newsweek.com/gavin-newsom-poised-to-be-democrats-next-leader-survey-11775874).

## What are the key procedural milestones, such as primary calendar changes or debate rules, that could alter the 2028 Democratic nomination landscape?

DNC calendar finalization | late 2026 or early 2027 [[^]](https://uspollingdata.com/news/presidential-election-2028-timeline/) |
States vying for early window | 12 states [[^]](https://www.nbcnews.com/politics/2028-election/states-push-front-line-democrats-2028-presidential-contest-rcna254455)[[^]](https://abcnews.com/Politics/states-host-1st-democratic-primaries-dnc-decide-amid/story?id=129278874)[[^]](https://democrats.org/news/dnc-rules-and-bylaws-committee-votes-to-advance-12-states-to-next-phase-of-2028-presidential-calendar-selection-process/)[[^]](https://www.nbcnews.com/politics/2028-election/democrats-2028-presidential-primary-calendar-dnc-early-voting-rcna256634) |
Primary debate season start | fall of 2027 [[^]](https://uspollingdata.com/news/presidential-election-2028-timeline/) |

**The DNC is actively shaping the 2028 Democratic primary calendar**

The DNC is actively shaping the 2028 Democratic primary calendar. The DNC Rules and Bylaws Committee (RBC) is currently finalizing the 2028 presidential nominating calendar, a crucial procedural milestone influencing the Democratic nomination landscape [[^]](https://www.nbcnews.com/politics/2028-election/states-push-front-line-democrats-2028-presidential-contest-rcna254455)[[^]](https://abcnews.com/Politics/states-host-1st-democratic-primaries-dnc-decide-amid/story?id=129278874)[[^]](https://democrats.org/news/dnc-rules-and-bylaws-committee-votes-to-advance-12-states-to-next-phase-of-2028-presidential-calendar-selection-process/)[[^]](https://www.nbcnews.com/politics/2028-election/democrats-2028-presidential-primary-calendar-dnc-early-voting-rcna256634)[[^]](https://uspollingdata.com/news/presidential-election-2028-timeline/). The DNC plans to select one state from each of four geographic regions (East, Midwest, South, West) for early contests, with a potential waiver for a fifth state [[^]](https://abcnews.com/Politics/states-host-1st-democratic-primaries-dnc-decide-amid/story?id=129278874)[[^]](https://iowacapitaldispatch.com/2026/01/31/dnc-will-allow-iowa-democrats-to-compete-for-early-date-for-2028-caucuses/)[[^]](https://www.nbcnews.com/politics/2028-election/democrats-2028-presidential-primary-calendar-dnc-early-voting-rcna256634). Currently, 12 states are competing for a spot in this early nominating window, which precedes Super Tuesday [[^]](https://www.nbcnews.com/politics/2028-election/states-push-front-line-democrats-2028-presidential-contest-rcna254455)[[^]](https://abcnews.com/Politics/states-host-1st-democratic-primaries-dnc-decide-amid/story?id=129278874)[[^]](https://democrats.org/news/dnc-rules-and-bylaws-committee-votes-to-advance-12-states-to-next-phase-of-2028-presidential-calendar-selection-process/)[[^]](https://www.nbcnews.com/politics/2028-election/democrats-2028-presidential-primary-calendar-dnc-early-voting-rcna256634).

Early state selection faces strict criteria and significant legislative hurdles. The evaluation criteria for states applying for an early slot include 'rigorousness,' 'fairness,' and 'efficiency' [[^]](https://iowacapitaldispatch.com/2026/01/31/dnc-will-allow-iowa-democrats-to-compete-for-early-date-for-2028-caucuses/)[[^]](https://amp.desmoinesregister.com/story/news/elections/presidential/caucus/2026/01/31/democratic-party-dnc-meet-on-presidential-calendar-iowa-caucus/88404303007/)[[^]](https://www.nbcnews.com/politics/2028-election/democrats-2028-presidential-primary-calendar-dnc-early-voting-rcna256634). The DNC anticipates finalizing the 2028 primary calendar by late 2026 or early 2027 [[^]](https://uspollingdata.com/news/presidential-election-2028-timeline/). A significant challenge involves states obtaining legislative approval to adjust their primary dates to align with the DNC's designated early window, a requirement that caused compliance issues for some states in the 2024 cycle [[^]](https://iowacapitaldispatch.com/2026/01/31/dnc-will-allow-iowa-democrats-to-compete-for-early-date-for-2028-caucuses/)[[^]](https://amp.desmoinesregister.com/story/news/elections/presidential/caucus/2026/01/31/democratic-party-dnc-meet-on-presidential-calendar-iowa-caucus/88404303007/)[[^]](https://uspollingdata.com/news/presidential-election-2028-timeline/). The primary debate season is projected to commence in the fall of 2027 [[^]](https://uspollingdata.com/news/presidential-election-2028-timeline/).

## What public polling data for the 2028 Democratic primary is available from major pollsters like Emerson College and YouGov as of late 2026?

Buttigieg lead (Emerson, May 2026) | 18% [[^]](https://www.dailysignal.com/2026/05/28/democrat-presidential-candidates-poll/)[[^]](https://emersoncollegepolling.com/may-2026-national-poll/) |
Harris lead (YouGov, April 2026) | 52% [[^]](https://d3nkl3psvxxpe9.cloudfront.net/documents/2028_Presidential_Preferences_poll_results_8WxHg6O.pdf) |
Harris lead (Center Square, June 2026) | 27% [[^]](https://www.newsweek.com/new-2028-poll-shows-kamala-harris-leading-gavin-newsom-by-double-digits-12067998)[[^]](https://kdhnews.com/news/nation/support-broadens-beyond-harris-newsom-in-democratic-primary-poll/article_9e7b93fd-a008-5077-9f99-4ce7a70ff706.html) |

**Public polling in late 2026 revealed varied 2028 Democratic primary frontrunners**

Public polling in late 2026 revealed varied 2028 Democratic primary frontrunners. Surveys conducted by major pollsters in the spring and early summer of 2026 presented different candidates in the lead. An Emerson College Polling national survey from late May 2026 showed Pete Buttigieg as the top contender. In contrast, YouGov's April 2026 survey and The Center Square Voters' Voice Poll from early June 2026 both positioned Kamala Harris with a significant lead among potential candidates [[^]](https://www.dailysignal.com/2026/05/28/democrat-presidential-candidates-poll/)[[^]](https://emersoncollegepolling.com/may-2026-national-poll/)[[^]](https://www.newsweek.com/new-2028-poll-shows-kamala-harris-leading-gavin-newsom-by-double-digits-12067998)[[^]](https://kdhnews.com/news/nation/support-broadens-beyond-harris-newsom-in-democratic-primary-poll/article_9e7b93fd-a008-5077-9f99-4ce7a70ff706.html)[[^]](https://d3nkl3psvxxpe9.cloudfront.net/documents/2028_Presidential_Preferences_poll_results_8WxHg6O.pdf).

Emerson College's May 2026 poll showed Pete Buttigieg leading. The national survey indicated that Buttigieg held **18%** support among likely Democratic primary voters. He was closely followed by Gavin Newsom at **16%** [[^]](https://www.dailysignal.com/2026/05/28/democrat-presidential-candidates-poll/)[[^]](https://emersoncollegepolling.com/may-2026-national-poll/). Other notable contenders included Alexandria Ocasio-Cortez with **11%**, Josh Shapiro at **10%**, Kamala Harris also at **10%**, and Andy Beshear with **9%** [[^]](https://www.dailysignal.com/2026/05/28/democrat-presidential-candidates-poll/)[[^]](https://emersoncollegepolling.com/may-2026-national-poll/).

Other polls indicated Kamala Harris as the primary frontrunner. An April 2026 YouGov survey reported Harris leading with **52%** support among Democrats and Democratic-leaning Independents [[^]](https://d3nkl3psvxxpe9.cloudfront.net/documents/2028_Presidential_Preferences_poll_results_8WxHg6O.pdf). In the same YouGov survey, Gavin Newsom garnered **40%** support, Pete Buttigieg **39%**, and Alexandria Ocasio-Cortez **38%** [[^]](https://d3nkl3psvxxpe9.cloudfront.net/documents/2028_Presidential_Preferences_poll_results_8WxHg6O.pdf). Furthermore, The Center Square Voters' Voice Poll, conducted in early June 2026, placed Harris as the frontrunner with **27%** support, ahead of Gavin Newsom at **14%** [[^]](https://www.newsweek.com/new-2028-poll-shows-kamala-harris-leading-gavin-newsom-by-double-digits-12067998)[[^]](https://kdhnews.com/news/nation/support-broadens-beyond-harris-newsom-in-democratic-primary-poll/article_9e7b93fd-a008-5077-9f99-4ce7a70ff706.html).

## What impact could the 2026 midterm election outcomes have on the presidential viability of governors like Gretchen Whitmer and Josh Shapiro?

Shapiro 2028 Strategy Focus | Starts with 2026 midterms [[^]](https://www.axios.com/2025/12/07/shapiro-pennsylvania-strategy-midterms-2028) |
Shapiro Prediction Market (June 2026) | Approximately 5% for 2028 Democratic nominee [[^]](https://polymarket.com/event/democratic-presidential-nominee-2028?tid=1764848559341)[[^]](https://www.lines.com/guides/gavin-newsom-leads-the-2028-democratic-nomination-market) |
Whitmer Gubernatorial Status | Term-limited [[^]](https://uspollingdata.com/news/2026-governors-races-2028-preview/)[[^]](https://uspollingdata.com/news/battleground-governors-2026/)[[^]](https://www.washingtonexaminer.com/news/campaigns/presidential/4587320/gretchen-whitmer-2028-prospects-dim/) |

**Josh Shapiro's 2028 presidential prospects hinge on his 2026 midterm performance**

Josh Shapiro's 2028 presidential prospects hinge on his 2026 midterm performance. A strong re-election victory as Pennsylvania governor, coupled with successful support for fellow Democrats in down-ballot races, would showcase his electoral strength in a crucial battleground state, significantly enhancing his chances for a White House bid [[^]](https://www.ms.now/news/josh-shapiro-pennsylvania-governor-2028-president)[[^]](https://www.axios.com/2025/12/07/shapiro-pennsylvania-strategy-midterms-2028). As of June 2026, prediction markets for the 2028 Democratic presidential nominee position Shapiro at a modest single-digit percentage, around **5%** [[^]](https://polymarket.com/event/democratic-presidential-nominee-2028?tid=1764848559341)[[^]](https://www.lines.com/guides/gavin-newsom-leads-the-2028-democratic-nomination-**market**).

Gretchen Whitmer faces an intricate path to a 2028 presidential bid. As she is term-limited, her continued political relevance and any future presidential aspirations depend on her effective influence over Michigan's open-seat gubernatorial race [[^]](https://uspollingdata.com/news/2026-governors-races-2028-preview/)[[^]](https://uspollingdata.com/news/battleground-governors-2026/)[[^]](https://www.washingtonexaminer.com/news/campaigns/presidential/4587320/gretchen-whitmer-2028-prospects-dim/). Recent reports indicate a tempering of her presidential ambitions, with her standing in 2028 Democratic presidential nominee prediction markets diminishing by June 2026, reflecting the influence of impending electoral milestones [[^]](https://www.washingtonexaminer.com/news/campaigns/presidential/4587320/gretchen-whitmer-2028-prospects-dim/)[[^]](https://polymarket.com/event/democratic-presidential-nominee-2028?tid=1764848559341)[[^]](https://www.lines.com/guides/gavin-newsom-leads-the-2028-democratic-nomination-**market**).

## What Could Change the Odds

**As of June 2026, leading contenders for the 2028 Democratic presidential nomination in polling and prediction markets include Gavin Newsom, Pete Buttigieg, Alexandria Ocasio-Cortez, Kamala Harris, and Josh Shapiro [[^]](https://www.newsnationnow.com/politics/buttigieg-2028-democratic-field-presidential-election/)[[^]](https://www.newsweek.com/poll-democrats-top-picks-2028-presidential-race-11522664)[[^]](https://time.com/article/2026/05/28/2028-election-president-contenders-who-running-polls/)[[^]](https://www.covers.com/politics/2028-democratic-presidential-nominee-prediction-market).** Prediction markets treat the 2028 Democratic nomination as highly volatile, with **market** odds shifting based on fundraising, media presence, and perceived electability, such as crossovers or red-state records [[^]](https://cryptoslate.com/predictions/**market**/democratic-presidential-nominee-2028/)[[^]](https://markets.financialcontent.com/pennwell.waterworld/article/predictstreet-2026-2-7-newsom-leads-the-pack-analyzing-the-45-million-surge-in-2028-democratic-nominee-markets)[[^]](https://www.predictionhunt.com/news/beshear-hits-36-for-2028-dem-nomination-despite-jun-04-2026)[[^]](https://defirate.com/news/democratic-presidential-race-tops-1b-two-years-turbulance-ahead/). These **market** odds often front-run actual campaign announcements [[^]](https://cryptoslate.com/predictions/**market**/democratic-presidential-nominee-2028/)[[^]](https://markets.financialcontent.com/pennwell.waterworld/article/predictstreet-2026-2-7-newsom-leads-the-pack-analyzing-the-45-million-surge-in-2028-democratic-nominee-markets)[[^]](https://www.predictionhunt.com/news/beshear-hits-36-for-2028-dem-nomination-despite-jun-04-2026)[[^]](https://defirate.com/news/democratic-presidential-race-tops-1b-two-years-turbulance-ahead/).

**Key timeline milestones are expected to serve as catalysts, including the 2026 midterm elections, which may act as a proxy for candidate strength [[^]](https://en.wikipedia.org/wiki/Timeline_of_the_2028_United_States_presidential_election)[[^]](https://uspollingdata.com/news/presidential-election-2028-timeline/).** Early 2027 is significant for party rules and calendar finalization [[^]](https://en.wikipedia.org/wiki/Timeline_of_the_2028_United_States_presidential_election)[[^]](https://uspollingdata.com/news/presidential-election-2028-timeline/), followed by spring-summer 2027 for exploratory committees and announcements [[^]](https://en.wikipedia.org/wiki/Timeline_of_the_2028_United_States_presidential_election)[[^]](https://uspollingdata.com/news/presidential-election-2028-timeline/). The debate season is anticipated to begin in late 2027 [[^]](https://en.wikipedia.org/wiki/Timeline_of_the_2028_United_States_presidential_election)[[^]](https://uspollingdata.com/news/presidential-election-2028-timeline/). The 2028 US presidential general election is scheduled for November 7, 2028 [[^]](https://uspollingdata.com/news/presidential-election-2028-timeline/)[[^]](https://offpitch.space/when-are-the-next-u-s-presidential-elections-key-dates-timeline-and-what-to-expect/)[[^]](https://en.wikipedia.org/wiki/2028_United_States_elections).

## Key Dates & Catalysts

- **Expiration:** November 07, 2028
- **Closes:** November 07, 2028

## Decision-Flipping Events

- As of June 2026, leading contenders for the 2028 Democratic presidential nomination in polling and prediction markets include Gavin Newsom, Pete Buttigieg, Alexandria Ocasio-Cortez, Kamala Harris, and Josh Shapiro [^] [^] [^] [^] .
- Prediction markets treat the 2028 Democratic nomination as highly volatile, with **market** odds shifting based on fundraising, media presence, and perceived electability, such as crossovers or red-state records [^] [^] [^] [^] .
- These **market** odds often front-run actual campaign announcements [^] [^] [^] [^] .
- Key timeline milestones are expected to serve as catalysts, including the 2026 midterm elections, which may act as a proxy for candidate strength [^] [^] .

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## Historical Resolutions

No historical resolution data available for this series.

## Disclaimer

This content is for informational and educational purposes only and does not constitute financial, investment, legal, or trading advice.
Prediction markets involve risk of loss. Past performance does not guarantee future results.
We are not affiliated with Kalshi or any prediction market platform. Market data may be delayed or incomplete.

### Data Sources & Model Transparency

**Data Sources:** Octagon Deep Research aggregates information from multiple sources including news, filings, and market data.

**Freshness:** Analysis is generated periodically and may not reflect the latest developments. Verify critical information from primary sources.

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