New Hampshire US Senate 2026
Election day is November 3, 2026. A statewide contest in New Hampshire.
Who is favoured in New Hampshire US Senate?
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What the New Hampshire US Senate election decides
The Senate confirms federal judges and cabinet officers, ratifies treaties, and can stop legislation the House passes. With a six-year term and a hundred-member chamber, a single seat is a larger share of the institution than any House district, which is why Senate races draw national money into state contests.
Each state sends two senators regardless of population, so this seat carries the same weight as California's or Wyoming's. New Hampshire voters fill it alongside all 2 of the state's House seats and the governorship, and a Senate term runs six years, spanning two future Congresses and, in this case, the next presidential election.
How New Hampshire votes
New Hampshire prizes its first-in-the-nation primary tradition and low-tax identity. With no state income or sales tax, its politics turn on property taxes, education funding and housing, and its small electorate swings between the parties. That backdrop is the ground any New Hampshire campaign fights on, and it is what the Electorate HQ simulation reads first when it weighs a ticket's platform against this contest.
About this race
The 2026 United States Senate election in New Hampshire will be held on November 3, 2026, to elect a member of the United States Senate to represent the state of New Hampshire. Democratic congressman Chris Pappas and Republican former senator John Sununu are the nominees for their respective parties. Democratic incumbent Jeanne Shaheen is not seeking a fourth term.
Primary elections were held on September 8. Pappas won the Democratic nomination with 65% of the vote against medical scientist Karishma Manzur. Sununu, who held the seat for one term until he was defeated by Shaheen in 2008, won the Republican nomination with 68.5% of the vote against former Massachusetts senator Scott Brown.
This will be the first open Senate election in New Hampshire since 2010. Republicans have not won a Senate election in New Hampshire since that race.
Latest coverage of the New Hampshire US Senate race
New Hampshire picks Pappas and Sununu in primary for key open Senate seatNew Hampshire's GOP primary features two familiar names from the past, and voters are fine with thatPappas, Sununu win New Hampshire US Senate primariesNew Hampshire has a key U.S. Senate race — without the extremes of other statesNew Hampshire Senate race set between Chris Pappas and John Sununu after projected primary winsNew Hampshire voters head to polls in race crucial to Democrats’ Senate hopesPappas faces growing threat from the left ahead of New Hampshire Senate primaryNew Hampshire voters pick midterm nominees as Sen. Shaheen's exit sparks scramble for key seatsThe rest of the New Hampshire ballot
Every New Hampshire House district, the counties inside each one, and an address lookup that resolves your exact districts are on the New Hampshire state page.
Other 2026 races in New Hampshire
Analysis covering New Hampshire
Twenty-six states elect a senator and a governor on the same day in 2026
The overlap between the Senate class and the gubernatorial cohort is a coincidence of two unrelated calendars, and it decides where money goes.
The 2026 Senate map covers 62% of the country and 70% of the states
Thirty-five of fifty states vote for Senate this year. Weighted by people rather than states the share drops, and that gap is the design of the chamber.