99chambers

New Hampshire House of Representatives seat · lines in effect since 2022

New Hampshire House of Representatives: State House District Rockingham 15

A district of about 9,100 people, 45% of adults with a bachelor's degree. It votes R+17.8 relative to the nation for president.

Joe Guthrie (R) · since Nov 5, 1996Lilli Walsh (R) · since Nov 8, 2022Next election Nov 7, 2028The 2026 race →

Where it sits among all 164 seats

Every New Hampshire House of Representatives 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+17.8144th most
Democratic
Most DemocraticMost Republican83rd seat · the majority lineDistrict 715

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.

20222024
New Hampshire House of RepresentativesR+14.8R+16.3

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 164 seats. Small marks are other seats in New Hampshire. The black marker is District 715.

Adults with a bachelor's degree45% 67th pct · 53rd of 159 in NH

Higher than 67% of seats.

White adults without a degree53% 44th pct · 89th of 159 in NH

Lower than 56% of seats.

Hispanic residents2% 28th pct · 115th of 159 in NH

Lower than 72% of seats.

Black residents1% 57th pct · 69th of 159 in NH

Higher than 57% of seats.

Asian residents0% 11th pct · 141st of 159 in NH

Lower than 89% of seats.

People per square mile646 67th pct · 53rd of 159 in NH

Denser than 67% of 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.

District 514
47% college gradsR+9.6Held RDistrict 714
38% college gradsR+14.5SplitDistrict 703
41% college gradsR+17.7Held RDistrict 528
41% college gradsR+21.2Held 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. Republican (R)
    2027– · Won 2026 unopposed
  2. Lilli Walsh (R)
    2023–2027 · Won 2022 by 14.8, 2024 by 16.3
  3. Joe Guthrie (R)
    2023–2027 · Won 2022 by 18.3, 2024 by 19.1

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