New Hampshire State Senate District 15

State Legislative District Profile (Upper Chamber)

Overview

District ID
nh-sd-015
State
New Hampshire
Chamber
Upper chamber (state senate)
District Code
015
Land Area
135.4 sq mi
Water Area
5.42 sq mi

Boundary

Boundary of New Hampshire State Senate District 15

Boundary as GeoJSON

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

Counties

CountyOverlapShare of district landShare of county land
Merrimack County135.43 sq mi100.0%14.5%

Showing all 1 county

Places

PlaceOverlapShare of district landShare of place land
Concord city63.96 sq mi47.2%100.0%
Contoocook CDP2.30 sq mi1.7%100.0%

Showing all 2 places

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 258,119100.0%8.4%100.0%

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

Voters

Registered Voters
39,936
Active Voters
39,936 (100.0%)

Party Registration

PartyVotersShare
Democratic14,77037.0%
Republican10,65026.7%
Unaffiliated14,51636.3%
Other parties00.0%
No party recorded00.0%

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2025–20262,986 (7.5%)0 (0.0%)0 (0.0%)
2023–202434,263 (85.8%)11,434 (28.6%)12,418 (31.1%)
2021–202219,431 (48.7%)6,080 (15.2%)4,466 (11.2%)
2019–202031,137 (78.0%)15,815 (39.6%)6,691 (16.8%)
2017–201822,882 (57.3%)6,852 (17.2%)3,330 (8.3%)

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
58,747 (± 45)
Median Age
41.3
Median Household Income
$95,211 (± $4,982)
High School Graduate or Higher (age 25+)
94.6%
Bachelor's Degree or Higher (age 25+)
46.3%

Population by Age

GroupPeopleShare
Under 1810,86418.5%
18 to 6436,92062.8%
65 and over10,96318.7%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)1,8803.2%
White, not Hispanic51,28987.3%
Black, not Hispanic1,6772.9%
Asian, not Hispanic1,3582.3%
American Indian / Alaska Native, not Hispanic590.1%
Native Hawaiian / Pacific Islander, not Hispanic00.0%
Some other race, not Hispanic2760.5%
Two or more races, not Hispanic2,2083.8%

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
57,506
Citizen Voting Age Population (CVAP)
46,799

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic55,67096.8%
Hispanic1,8363.2%
White51,76190.0%
Black1,2722.2%
Asian1,0821.9%
American Indian / Alaska Native580.1%
Native Hawaiian / Pacific Islander00.0%
Two or More Races2910.5%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic45,49697.2%
Hispanic1,3072.8%
White42,71291.3%
Black1,0602.3%
Asian1,0912.3%
American Indian / Alaska Native4761.0%
Native Hawaiian / Pacific Islander00.0%
Two or More Races1630.3%

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