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New Hampshire 2026 Election Forecast

Final forecast, published Nov 3, 2026, 6:12 AM ET · 1,000,000 simulated elections · Election Day is Tuesday, November 3, 2026

In New Hampshire, Chris Pappas (D) had a 95% chance of winning the Senate race, Kelly Ayotte (R) had a 90% chance of winning the governor's race, and Democrats were projected to win about 2.0 of New Hampshire's 2 House seats (they held 2 before the election), according to PoliGov's final forecast for the 2026 midterm elections on November 3, 2026.

See New Hampshire on the interactive map →

New Hampshire Senate race

Chris PappasDemocrat
95%
John E. SununuRepublican
5%
RatingLean D
Projected marginD+8.5
80% rangeD+2.0 to D+15.0
Seat now held byDemocrats

Open seat (Shaheen retiring)

Recent polls

PollsterDateSamplePappasSununuAdjusted
Univ. of New Hampshire538 grade 2.611/01/20262,040 LV54%42%D+10.4
UMass Lowell538 grade 2.910/29/2026600 LV48%41%D+4.6
Saint Anselm College538 grade 2.410/22/20261,672 LV50%43%D+8.2
National Public Affairsunrated10/20/2026600 LV50%43%D+7.5
Saint Anselm College538 grade 2.410/06/20261,042 LV51%44%D+8.2

Adjusted: the poll's margin after removing the pollster's house effect. Pollster grades: 538 (CC BY 4.0).

All polls: 270toWin

Open on the Senate forecast map →

New Hampshire governor's race

Cinde WarmingtonDemocrat
10%
Kelly AyotteRepublican · incumbent
90%
RatingLean R
Projected marginR+6.8
Seat now held byRepublicans

Recent polls

PollsterDateSampleWarmingtonAyotteAdjusted
Univ. of New Hampshire538 grade 2.611/01/20262,040 LV48%48%R+1.6
UMass Lowell538 grade 2.910/29/2026600 LV42%48%R+8.4
Saint Anselm College538 grade 2.410/22/20261,672 LV42%50%R+6.8
National Public Affairsunrated10/20/2026600 LV38%54%R+15.5
Saint Anselm College538 grade 2.410/06/20261,042 LV45%52%R+5.8

Adjusted: the poll's margin after removing the pollster's house effect. Pollster grades: 538 (CC BY 4.0).

All polls: 270toWin

Open on the governor forecast map →

New Hampshire House races

New Hampshire has 2 congressional districts. Democrats hold 2 and Republicans 0. The model projects about 2.0 Democratic and 0.0 Republican seats.

DistrictDemocratRepublicanRatingMarginDem win
NH-1Stefany Shaheen vs. Anthony DiLorenzoStefany ShaheenAnthony DiLorenzoLikely DD+11.098%
NH-2Maggie Goodlander vs. Lily Tang WilliamsMaggie GoodlanderLily Tang WilliamsSafe DD+17.5>99%

District polls: NH-1: adjusted polling average D+8.6 (3 polls, newest 11/01/2026), 29% of the projection.

Open New Hampshire on the House forecast map →

Other states

How the model works: methodology. Forecasts are statistical estimates, not certainties or endorsements. Confirm your polling place and voting rules with your state or local election office.