New Hampshire Senate Race: Margin of Victory
New Hampshire’s 2026 U.S. Senate race is up for grabs as voters head to the polls on November 3, 2026. Beyond simply picking a winner, attention is turning to how decisive that win will be, with the margin of victory shaping up as a key storyline in a state known for close, competitive statewide contests.
Why Markets Are Watching
New Hampshire has a long history of razor-thin Senate results, making it a bellwether for broader national political trends. A wide margin could signal a shift in the state’s political lean or a weak opposing campaign, while a narrow result would reinforce its status as a genuine swing state heading into future cycles.
How Prediction Markets Frame the Outcome
Rather than asking only who wins, this market isolates the scale of victory, breaking the race into specific percentage-point bands. That structure lets traders express views on landslide versus squeaker scenarios separately from the core winner question, capturing nuance that a simple win-loss contract can’t reflect. It effectively turns turnout dynamics and late momentum into a tradeable spectrum of outcomes.
Related terms
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Republican Party (United States) -
United States Senate -
Voter turnout -
Swing state -
New Hampshire -
Election -
2022 United States Senate elections -
Politics of New Hampshire
Total Volume
$80.1k
Kalshi $78.8k · Polymarket $1.3k
Leading Market
Pappas, 2+ pts
Kalshi 88%
Pappas, 2+ pts Volume
$7k
Kalshi $7k
Pappas, 2+ pts 24h Change
+1.00%
Kalshi +1.00%
Calculate Your Potential Return
| Market | Kalshi Yes | Kalshi Fee | Kalshi Payout | Polymarket Yes | Polymarket Fee | Polymarket Payout |
|---|---|---|---|---|---|---|
| Pappas, 2+ pts | 90.0¢ | 7.0% |
|
— | — | — |
| Pappas, 4+ pts | 76.0¢ | 7.0% |
|
— | — | — |
| Pappas, 6+ pts | 64.0¢ | 7.0% |
|
— | — | — |
| Pappas, 8+ pts | 55.0¢ | 7.0% |
|
— | — | — |
| Pappas, 7+ pts | 63.0¢ | 7.0% |
|
— | — | — |
* Estimates if candidate wins. Actual returns may vary.
All Markets
Emerging News
Elections
New Hampshire Senate Race Could Make Pappas First Openly Gay Man in the Chamber
PN Team • 5 days ago
Rep. Chris Pappas, D-N.H., is running to succeed retiring Sen. Jeanne Shaheen against former Republican Sen. John E. Sununu. A win would make Pappas the first openly gay man elected to the U.S. Senate; only one openly gay senator, Tammy Baldwin, currently serves. Pappas, first elected to the House in 2018, says he isn't campaigning on the milestone, and his sexuality has barely surfaced in the race. The contest is pivotal to Democrats' hopes of flipping the Senate, with national Republican groups spending heavily to flip a seat in a state Democrats carried narrowly in 2024.
LGBTQ+ advocates say a Pappas victory would offer representation gains nationally, while researchers note identifying as gay can still carry an electoral penalty in some races.
Sources:
Sentiment
- Democratic Party (United States) Party stands to benefit if Pappas wins, framed as a pivotal race for Senate control.
- United States House of Representatives Mentioned as the chamber Pappas currently serves in, a factual detail.
- John E. Sununu Named as the opposing candidate without additional characterization.
- New Hampshire Setting of the Senate race, described neutrally as narrowly carried by Democrats.
- Republican Party (United States) Described as spending heavily to flip the seat, a neutral strategic detail.
- United States Senate Central setting of the race, portrayed neutrally as the chamber at stake.
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Elections
Sununu, Brown Headline New Hampshire GOP Senate Primary
PN Team • 2 months ago
New Hampshire Republicans voted Tuesday in an eight-person Senate primary dominated by two former officeholders: ex-Sen. John Sununu and ex-Sen. Scott Brown, both making comeback bids decades after their prior tenures. Sununu, who last appeared on a ballot 18 years ago, benefits from voter recognition of his younger brother Chris, the recent New Hampshire governor, and led in polls and fundraising after securing President Trump's endorsement despite past criticism of him. Brown, a former Massachusetts senator and Trump's onetime ambassador to New Zealand and Samoa, trailed but argued his independence from the party establishment and lack of major endorsements made him a stronger general-election candidate. Notably, Trump's endorsement played a smaller role than in many other GOP primaries this cycle.
The winner faces the Democratic primary victor, a contest between U.S. Rep. Chris Pappas, backed by party leadership, and progressive challenger Karishma Manzur. The general election, replacing retiring Sen. Jeanne Shaheen, is expected to be competitive given national dissatisfaction with the political status quo and could factor into control of the Senate.
Sources:
Sentiment
- Donald Trump Portrayed as an influential endorser whose backing shaped the race, a modestly favorable depiction of his political sway.
- New Hampshire Neutral setting for the Senate primary race described in the article.
- Republican Party (United States) Described as hosting a competitive eight-person Senate primary, a neutral factual reference.
- United States Congress Referenced tangentially as the body whose Senate control could be affected by the race.
- United States House of Representatives Mentioned only via Chris Pappas's role as a sitting U.S. Representative.
- United States Senate Central institutional context for the Senate primary and general election, mentioned neutrally.
- Democratic Party (United States) Mentioned as the party holding a competitive primary with Pappas and Manzur, without favorable or unfavorable framing.
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Elections
New Hampshire primary voters set fall matchups for open Senate and House seats
PN Team • 2 months ago
New Hampshire held primary elections Tuesday to pick nominees for Congress, governor and the state Legislature, with Sen. Jeanne Shaheen's retirement reshaping the ballot. Rep. Chris Pappas led a five-way Democratic Senate field that included progressive challenger Karishma Manzur, a research scientist and democratic socialist whose late surge, fueled by criticism of Pappas' pro-Israel donor support and his "present" vote on restricting arms sales to Israel, narrowed his once-commanding lead despite his large fundraising advantage and Shaheen's endorsement. On the Republican side, John Sununu, endorsed by President Trump over rival Scott Brown, held a wide edge among eight candidates; both Sununu and Brown are former senators previously defeated by Shaheen. The seat is one of a handful nationally that could help decide Senate control, with Democrats needing a net gain of four seats.
Pappas' departure from the 1st District opened a crowded race, with Stefany Shaheen (Jeanne Shaheen's daughter) and Maura Sullivan leading a nine-person Democratic field; Republicans chose among five candidates including Trump-endorsed businessman Anthony DiLorenzo and repeat candidate Hollie Noveletsky. In the 2nd District, Democratic Rep. Maggie Goodlander faced a primary challenge from state legislator Paige Beauchemin, while Republicans chose from candidates including repeat nominee Lily Tang Williams. Gov. Kelly Ayotte easily advanced toward a second term against two Republican rivals, favored against unopposed Democrat Cinde Warmington. Winners have eight weeks to campaign before the November 3 general election, as New Hampshire shifts future primaries to June starting in 2026.
Sources:
Sentiment
- John E. Sununu Sununu is shown holding a wide lead with Trump's endorsement, a favorable portrayal of his campaign strength.
- Donald Trump Trump's endorsement of Sununu is portrayed as a boost to Sununu's campaign, reflecting positively on Trump's political influence.
- Israel Israel is mentioned in the context of controversy over arms sales and donor support affecting Pappas' campaign.
- New Hampshire New Hampshire is the setting of the primary election, described factually as undergoing a normal electoral process.
- Democratic Party (United States) The Democratic Party's crowded primary fields are described factually without clear favorable or unfavorable framing.
- Republican Party (United States) The Republican Party's competitive primary races are reported neutrally.
- United States Congress Congress is mentioned only as the office being contested, with no reputational framing.
- United States House of Representatives The House seat race is described factually without reputational implications for the institution.
- United States Senate The Senate seat and its national significance are discussed neutrally.
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Elections
New Hampshire Senate Race Tests Sununu Family Brand
PN Team • 4 days ago
John E. Sununu, a Republican and member of New Hampshire's prominent political family, is running for the state's open U.S. Senate seat in 2026 against Democratic Rep. Chris Pappas. Republicans have won a Senate race in the state just three times this century, including Sununu's 2002 victory, underscoring the seat's difficulty for the GOP. His campaign faces headwinds tied to national political conditions, including President Trump's standing and broader midterm dynamics historically unfavorable to the party holding the White House. The race is one of several competitive 2026 Senate contests that could help determine which party controls the chamber.
Sources:
Sentiment
- Donald Trump His political standing is cited as a headwind weighing against the Republican candidate.
- Republican Party (United States) Described as facing a difficult seat and headwinds in the race.
- Democratic Party (United States) Mentioned as the opposing party with a historical edge in the state's Senate races.
- John E. Sununu Portrayed as a prominent but underdog candidate facing a tough historical path.
- New Hampshire Setting for the Senate race, described neutrally in terms of political history.
- United States House of Representatives Referenced only as Pappas's current chamber, a factual detail.
- United States Senate Factual mention of the open seat being contested in the chamber.
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Elections
Scott Brown trails badly in New Hampshire GOP Senate primary against Sununu
PN Team • 2 months ago
Former Massachusetts senator Scott Brown is running a long-shot campaign for the New Hampshire Republican Senate nomination against John E. Sununu, son of former governor John H. Sununu, who has consolidated establishment support including an endorsement from President Trump. Sununu entered the race after his more popular brother, former governor Chris Sununu, declined to run.
Polling shows Sununu with a commanding lead: a University of New Hampshire survey of likely Republican voters put his favorability far ahead of Brown's, with Brown also carrying notably higher unfavorability numbers. RealClearPolitics' polling average shows Sununu leading by a wide margin, and outlets like The Cook Political Report treat Sununu as the de facto nominee against expected Democratic candidate Representative Chris Pappas. Brown, a Trump-appointed former ambassador to New Zealand and the 2010 winner of Ted Kennedy's former Senate seat, argues that "New Hampshire breaks late" and says he remains confident despite the deficit. The primary outcome will determine who faces Pappas in the general election.
Sources:
Sentiment
- John E. Sununu Sununu is portrayed as the strong frontrunner with establishment support and a commanding polling lead.
- Donald Trump Trump's endorsement of Sununu reinforces his political influence and kingmaker status within the party.
- Republican Party (United States) Referenced as the party holding the primary contest, a neutral factual mention.
- United States House of Representatives Chris Pappas's House role is mentioned neutrally as context for his candidacy.
- Democratic Party (United States) Mentioned only as the party Pappas will represent in the general election, a neutral factual reference.
- Massachusetts Referenced only as the state Brown formerly represented, a neutral factual detail.
- New Hampshire New Hampshire is the setting of the primary race, mentioned factually without reputational connotation.
- United States Senate The Senate seat is the subject of the race but is referenced only as context, not evaluated itself.
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Elections
Susan Collins holds narrow lead over Democrat Troy Jackson in new Maine poll
PN Team • 1 month ago
A New York Times/Siena University poll released Sept. 24 shows Sen. Susan Collins, R-Maine, leading Democratic challenger Troy Jackson 49% to 46%, the best result for Collins in any public poll since Jackson entered the race in July. A separate UMass Lowell/YouGov poll taken earlier in September had Jackson ahead by five points, underscoring how close and unsettled the race remains.
Collins is the only Republican senator up for reelection in a state Trump largely lost in 2024, making the seat a top Democratic target. She has historically outperformed polling, having won comfortably in 2020 despite trailing throughout that campaign. The Times poll was conducted largely before a Sept. 22 ProPublica report alleging a pay-to-play scheme tied to her 2020 campaign, which Collins denies, calling it a "partisan hit job." Jackson, a former Maine Senate president, entered the race after primary winner Graham Platner dropped out amid misconduct allegations. Voters see Collins favorably despite her largely pro-Trump voting record in 2025, while a majority in Maine disapprove of Trump's job performance.
Sources:
Sentiment
- Democratic Party (United States) Democrats are noted as targeting the seat with Jackson as their challenger, a neutral factual mention.
- Donald Trump Trump is mentioned as having lost Maine and having low approval there, a mildly unfavorable contextual detail.
- Republican Party (United States) Republican Party mentioned neutrally in context of Collins being the only GOP senator up for reelection in a Trump-losing state.
- Maine Maine is the central location of the Senate race, mentioned factually throughout.
- Susan Collins Collins is shown leading narrowly and historically outperforming polls, but also facing a damaging scandal allegation, balancing out to a near-neutral portrayal.
- United States Senate The Senate seat is the subject of the race but is mentioned only factually.
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Elections
Booker Campaigns for Warmington in New Hampshire Governor’s Race
PN Team • 1 hour ago
Sen. Cory Booker campaigned in Concord, New Hampshire, days before Election Day to support Democratic gubernatorial nominee Cinde Warmington, one of the final high-profile Democrats to visit the state ahead of the midterms. Booker predicted momentum for Warmington, noting the state's lack of early voting makes public enthusiasm harder to measure through polling alone. Warmington's campaign said Booker's visits consistently energize supporters. The campaign of incumbent Republican Gov. Kelly Ayotte criticized the appearance, casting Warmington as aligned with out-of-state Democrats on taxes and spending. Booker also signaled continued engagement in New Hampshire beyond this cycle, hinting at future national ambitions.
Sources:
Sentiment
- Cory Booker Depicted as an energizing, high-profile campaigner with national ambitions, a generally favorable portrayal.
- Democratic Party (United States) Mentioned as the party Warmington is tied to, criticized by opponents as 'out-of-state Democrats'.
- United States Senate Booker's Senate role is referenced only as his title, with no substantive portrayal.
- New Hampshire Referenced factually as the site of the governor's race and campaign activity.
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Elections
Pappas warns New Hampshire Senate race is closer than expected for Democrats
PN Team • 2 months ago
New Hampshire Rep. Chris Pappas, the Democratic frontrunner for the state's open Senate seat, says his party should not overlook the race as competitive polling shows him running close with potential Republican challengers ahead of the September 8 primary. In an interview with CNN, Pappas cautioned against complacency in a state Democrats have long counted on to hold.
Pappas declined to say whether he would back Sen. Chuck Schumer to remain Senate Democratic leader, reflecting broader intraparty tension over leadership as Democrats look to flip seats and retake the majority. He also addressed the prospect of support from AIPAC, a topic that has stirred debate among Democratic candidates nationally. The race adds to a competitive map of Senate contests that will shape control of the chamber, with New Hampshire now viewed as more of a battleground than previously assumed.
Sources:
Sentiment
- Democratic Party (United States) The article highlights intraparty tension and warns Democrats not to overlook a race they expected to hold, a mildly unfavorable framing.
- New Hampshire New Hampshire is referenced factually as the state holding the competitive race.
- United States Senate The Senate is mentioned factually as the chamber whose control is at stake, without reputational implication.
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2028 Cycle
South Carolina retains fourth spot in 2028 GOP primary calendar
PN Team • 2 months ago
The Republican National Committee has confirmed South Carolina will keep its "first in the South" status for the 2028 presidential primary, voting fourth overall after Iowa, New Hampshire and Nevada. The decision, approved at an RNC midterm convention in Dallas, preserves an early-state order that has held for roughly 40 years. An exact date hasn't been set, but the contest will likely fall in mid-to-late February, with the full calendar expected by next summer, according to state GOP Chairman Drew McKissick.
South Carolina's Republican primary has been a strong bellwether, with its winner capturing the GOP nomination in every cycle since 1980 except 2012. Trump won the state decisively in 2024. With Democrats set to open their own 2028 calendar in South Carolina on January 22, and Trump term-limited out of the race, the state is shaping up as an early battleground for both parties, already drawing visits from prospective candidates and allies.
Sources:
Sentiment
- South Carolina Central subject of the story, portrayed positively as a retained, influential early primary bellwether state.
- Donald Trump Noted as having decisively won South Carolina in 2024, a favorable historical fact, though now term-limited.
- Republican Party (United States) Referenced as the party whose primary calendar and nomination process is discussed, largely factual.
- Democratic Party (United States) Mentioned factually as opening its 2028 calendar in South Carolina, without evaluative framing.
- Dallas Mentioned only as the location of the RNC convention, purely factual.
- Iowa Mentioned as an early primary state in the calendar order, factual with no evaluative content.
- Nevada Mentioned as an early primary state in the calendar order, factual with no evaluative content.
- New Hampshire Mentioned as an early primary state in the calendar order, factual with no evaluative content.
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Local & State
Lakewood’s Decades-Long Land Giveaway to BMG Draws Scrutiny
PN Team • 3 days ago
Since 2001, Lakewood Township has transferred 220 acres of public land near the Jersey Shore BlueClaws stadium at no cost to a development arm of Beth Medrash Govoha (BMG), a large Orthodox Jewish yeshiva. The entity, Cedarbridge Development, has resold the land to builders for nearly $70 million, while developers have saved over $8.6 million through local tax breaks (PILOTs) since 2018. A 2010 lawsuit challenging the deal as unconstitutional was dismissed. Constitutional experts say the arrangement may violate the state constitution's "gift clause" barring giveaways of public property without clear public benefit.
The New Jersey State Commission of Investigation is now examining similar municipal land deals involving PILOT tax breaks statewide, without confirming whether Lakewood is a specific target. The scrutiny comes as Lakewood faces a budget shortfall, a hiring freeze, and warnings of 2027 layoffs.
Sources:
Sentiment
- New Jersey The state's constitution and investigative commission are cited in scrutinizing the land-giveaway practice statewide.
- Ocean County, New Jersey Named as the county location of the township involved in the land deal controversy.
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New Hampshire Senate Race: Margin of Victory
Leading:
38%
Democrat 0-3%
Vol $0.00
New Hampshire State Senate Control: 2026 Outlook
Leading:
90.5%
Chris Pappas
Vol $4.8m
New Hampshire Senate Election: Voter Turnout Threshold
Leading:
95.5%
Above 500K
Vol $462.00
New Hampshire Governor Race: Margin of Victory
Leading:
90.3%
Ayotte, 2+ pts
Vol $3.4k
New Hampshire 2026: Governor and Senate Race Combination Outcomes
Leading:
88%
Kelly Ayotte and Chris Pappas win
Vol $22.8k
New Hampshire’s 1st Congressional District: Who Will Win the House Seat
Leading:
94.5%
Stefany Shaheen
Vol $11.8k
New Hampshire’s 2nd District House Race 2026
Leading:
95.5%
Maggie Goodlander
Vol $5.3k
Which Party Wins the 2026 New Hampshire Governor’s Race
Leading:
93.5%
Kelly Ayotte
Vol $1.4m