Nonpartisan Analysis Since 1980

New Hampshire
Senate

State Map

State map

Current Rating

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Tilt D

2025 Baseline

What's This?
D +2.3
D: 50.4%, R: 48.1%

2026 Election

Class II

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Class III

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Past Elections

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Calendar

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JUN
12
2026
Candidate Filing Deadline
SEP
8
2026
Primary Election Day
NOV
3
2026
Election Day

Analysis

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2026 Senate Overview

January 22, 2026
by Nathan Gonzales

2026 Senate Overview (Oct. 23, 2025): Kentucky – New Mexico

October 23, 2025
by Jacob Rubashkin

New Hampshire Senate: Sununu Bid Boosts Republican Chances

October 22, 2025
by Nathan Gonzales

Senate & Governor Report Shorts (Sept. 11, 2025)

September 11, 2025
by Jacob Rubashkin

2026 Senate Overview (July 24, 2025): Kentucky – New Mexico

July 24, 2025
by Jacob Rubashkin

New Hampshire Senate: Same Races, Familiar Faces

May 1, 2025
by Jacob Rubashkin

2026 Senate Overview (April 17, 2025): Kentucky – New Mexico

April 17, 2025
by Jacob Rubashkin

New Hampshire Senate: Shaheen Retirement Creates Open Seat

March 13, 2025
by Jacob Rubashkin

2026 Senate Overview (Jan. 9, 2025): Kentucky – New Mexico

January 9, 2025
by Jacob Rubashkin

Ratings

2026
October 22, 2025
Tilt Democrat
July 24, 2025
Lean Democrat
April 17, 2025
Battleground Democrat
January 9, 2025
Battleground Democrat
January 6, 2023
Not Up This Cycle
2024
January 6, 2023
Not Up This Cycle
2022
January 7, 2022
Tilt Democrat
January 8, 2021
Not Up This Cycle
January 8, 2021
Battleground Democrat
2020
December 15, 2020
Solid Democrat
April 3, 2020
Solid Democrat
January 4, 2019
Likely Democrat
2018
January 13, 2017
Not Up This Cycle
2016
June 3, 2016
Toss-up
October 5, 2015
Tilt Republican
January 9, 2015
Not Up This Cycle
January 9, 2015
Lean Republican
2014
October 24, 2014
Tilt Democrat
September 12, 2014
Lean Democrat
January 25, 2013
Likely Democrat
2012
January 1, 2011
Not Up This Cycle
2010
October 1, 2010
Likely Republican
June 24, 2010
Not Up This Cycle
June 24, 2010
Lean Republican

Baselines

About
2025+2.3D 50.4, R 48.1
2024
+2.3
2022
+2.1
2020
+2.8
2018
+3.3
2016
+2.2
2014
+5.5