99chambers

U.S. House seat · lines in effect since 2022

New Hampshire's 1st District

A district of about 694,000 people, 42% of adults with a bachelor's degree. It votes D+3.0 relative to the nation for president.

Stefany Shaheen (D) · from Jan 3, 2027Next election Nov 7, 2028The 2026 race →
NH-1

Source: 2026 results: civicAPI; boundaries: Census Bureau TIGER/LineUpdated Nov 7, 2026, 3:01 PM ET

Where it sits among all 435 seats

Every U.S. House seat by partisan lean, from most Democratic to most Republican. Lean is the seat's presidential vote on current lines, relative to the nation.

D+3.0199th most
Democratic
Most DemocraticMost Republican218th seat · the majority line2NH-1

Labels below the bar mark 1 other seat in New Hampshire.

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.

2020202220242026
U.S. SenateD+26.2No raceNo raceNo race
GovernorR+25.9No raceNo raceNo race
U.S. HouseNo raceD+8.1D+8.1D+14.1

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 435 seats. Small marks are other seats in New Hampshire. The black marker is NH-1.

Adults with a bachelor's degree42% 75th pct · 1st of 2 in NH

Higher than 75% of seats.

White adults without a degree52% 79th pct · 2nd of 2 in NH

Higher than 79% of seats.

Hispanic residents5% 14th pct · 1st of 2 in NH

Lower than 86% of seats.

Black residents1% 6th pct · 2nd of 2 in NH

Lower than 94% of seats.

Asian residents3% 37th pct · 2nd of 2 in NH

Lower than 63% of seats.

People per square mile298 48th pct · 1st of 2 in NH

Less dense than 52% 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. 1 of the 4 flipped this year.

MI-7
38% college gradsR+0.8Flipped DCT-2
40% college gradsD+8.9Held DNH-2
40% college gradsD+5.0Held DMA-9
43% college gradsD+12.8Held D

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. Stefany Shaheen (D)
    2027– · Won 2026 by 14.1
  2. Chris Pappas (D)
    2023–2027 · Won 2022 by 8.1, 2024 by 8.1

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