New Hampshire State Senate seat · lines in effect since 2022
New Hampshire Senate District 21
A district of about 57,000 people, 61% of adults with a bachelor's degree. It votes D+39.2 relative to the nation for president.
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.
Democratic
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.
| 2020 | 2024 | 2026 | |
|---|---|---|---|
| U.S. Senate | D+48.6 | No race | No race |
| Governor | D+3.4 | No race | No race |
| New Hampshire State Senate | No race | D+34.1 | D+48.1 |
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 24 seats. Small marks are other seats in New Hampshire. The black marker is District 21.
Highest of 24 seats.
Lowest of 24 seats.
Higher than 70% of seats.
Lower than 96% of seats.
Higher than 74% of seats.
Denser than 70% 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 556% college gradsD+40.3Held DDistrict 24
55% college gradsD+18.5Held DDistrict 4
46% college gradsD+22.0Held DDistrict 15
46% college gradsD+26.7Held 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.
- Rebecca Perkins Kwoka (D)
2023– · Won 2022 by 97.7, 2024 by 34.1, 2026 by 48.1
Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)