99chambers

New Hampshire State Senate seat · lines in effect since 2022

New Hampshire Senate District 1

A district of about 55,000 people, 26% of adults with a bachelor's degree. It votes R+7.3 relative to the nation for president.

David Rochefort (R) · since Nov 5, 2024Next election Nov 7, 2028The 2026 race →

Where it sits among all 24 seats

Every New Hampshire State Senate seat by partisan lean, from most Democratic to most Republican. Lean is the seat's presidential vote on current lines, relative to the nation.

R+7.317th most
Democratic
Most DemocraticMost Republican13th seat · the majority lineDistrict 1

Source: 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET

Every race on these lines

Results recomputed from precinct returns as if today's boundaries had always existed, so years compare like for like.

202220242026
New Hampshire State SenateR+9.4R+13.7R+6.7

Outlined: the race for this seat itselfBlank: no race that year

Source: 99chambers results archive: precinct results allocated to current lines; 2026: civicAPIUpdated Nov 7, 2026, 3:01 PM ET

Who lives here, compared

Grey bars show the spread of all 24 seats. Small marks are other seats in New Hampshire. The black marker is District 1.

Adults with a bachelor's degree26% 0th pct · 24th of 24 in NH

Lowest of 24 seats.

White adults without a degree68% 100th pct · 1st of 24 in NH

Highest of 24 seats.

Hispanic residents3% 35th pct · 16th of 24 in NH

Lower than 65% of seats.

Black residents1% 61st pct · 10th of 24 in NH

Higher than 61% of seats.

Asian residents0% 0th pct · 24th of 24 in NH

Lowest of 24 seats.

People per square mile23 0th pct · 24th of 24 in NH

Least dense of 24 seats.

Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current linesUpdated Oct 13, 2026, 5:06 AM ET

Seats most like this one

Nearest seats on demographics, density and lean. 1 of the 4 flipped this year.

District 8
31% college gradsR+10.6Held RDistrict 7
31% college gradsR+5.7Flipped DDistrict 6
29% college gradsR+10.7Held RDistrict 3
37% college gradsR+3.7Held R

Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current lines; 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET

Who has held it

These lines took effect in 2022.

  1. David Rochefort (R)
    2025– · Won 2024 by 13.7, 2026 by 6.7
  2. Carrie L. Gendreau (R)
    2023–2025 · Won 2022 by 9.4

Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)