New Hampshire State House District Merrimack 21

State Legislative District Profile (Lower Chamber)

Overview

District ID
nh-hd-621
State
New Hampshire
Chamber
Lower chamber
District Code
621
Land Area
3.94 sq mi
Water Area
0 sq mi

Boundary

Boundary of New Hampshire State House District Merrimack 21

Boundary as GeoJSON

Source: U.S. Census Bureau TIGER/Line state legislative district boundaries.

Counties

CountyOverlapShare of district landShare of county land
Merrimack County3.94 sq mi100.0%0.4%

Showing all 1 county

Places

PlaceOverlapShare of district landShare of place land
Concord city3.94 sq mi100.0%6.2%

Showing all 1 place

Overlapping Congressional Districts

Congressional districtPopulation in bothShare of this district's populationShare of the congressional district's populationShare of this district's land
NH District 24,310100.0%0.6%100.0%

Source: U.S. Census Bureau 2020 blocks and 2025 block equivalency files (119th Congress, 2024 state legislative plans).

Voters

Registered Voters
3,370
Active Voters
3,370 (100.0%)

Party Registration

PartyVotersShare
Democratic1,43942.7%
Republican84625.1%
Unaffiliated1,08532.2%
Other parties00.0%
No party recorded00.0%

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2023–20242,968 (88.1%)1,228 (36.4%)984 (29.2%)
2021–20221,452 (43.1%)593 (17.6%)382 (11.3%)
2019–20202,753 (81.7%)1,557 (46.2%)534 (15.8%)
2017–20182,097 (62.2%)741 (22.0%)275 (8.2%)

Turnout counts today's registered voters with a counted ballot in the cycle's elections (the odd and even year), as a share of today's registered voters. Voters who have since left the rolls are not counted.

Browse the voter list for this district (premium access; sign-in required)

Source: Civitech voter file snapshot as of 04/14/2025. These are registered voters, separate from the Census population figures. Counts under 10 are suppressed and shown as "<10".

Demographics

Total Population
4,416 (± 515)
Median Age
44.5
Median Household Income
$117,222 (± $13,326)
High School Graduate or Higher (age 25+)
97.3%
Bachelor's Degree or Higher (age 25+)
50.6%

Population by Age

GroupPeopleShare
Under 1882718.7%
18 to 642,73862.0%
65 and over85119.3%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)932.1%
White, not Hispanic3,94989.4%
Black, not Hispanic290.7%
Asian, not Hispanic1313.0%
American Indian / Alaska Native, not Hispanic00.0%
Native Hawaiian / Pacific Islander, not Hispanic00.0%
Some other race, not Hispanic00.0%
Two or more races, not Hispanic2144.8%

Source: U.S. Census Bureau, American Community Survey 2020-2024 ACS 5-year estimates (tables B01001, B01002, B01003, B03002, B15003, B19013) for this state legislative district. Estimates are survey-based; ± figures are 90% margins of error.

Citizen Voting Age Population

Total Citizen Population
4,339
Citizen Voting Age Population (CVAP)
3,514

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic4,24697.9%
Hispanic942.2%
White3,98791.9%
Black811.9%
Asian1022.4%
American Indian / Alaska Native20.0%
Native Hawaiian / Pacific Islander00.0%
Two or More Races140.3%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic3,46098.5%
Hispanic561.6%
White3,29393.7%
Black862.4%
Asian792.2%
American Indian / Alaska Native00.0%
Native Hawaiian / Pacific Islander00.0%
Two or More Races20.1%

Source: Redistricting Data Hub / U.S. Census Bureau CVAP Special Tabulation (2020-2024 ACS 5-year).