Massachusetts 4th Plymouth District

State Legislative District Profile (Lower Chamber)

Overview

District ID
ma-hd-114
State
Massachusetts
Chamber
Lower chamber
District Code
114
Land Area
48.2 sq mi
Water Area
17.8 sq mi

Boundary

Boundary of Massachusetts 4th Plymouth District

Boundary as GeoJSON

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

Counties

CountyOverlapShare of district landShare of county land
Plymouth County48.16 sq mi100.0%7.3%

Showing all 1 county

Places

PlaceOverlapShare of district landShare of place land
Marshfield Hills CDP4.58 sq mi9.5%100.0%
Marshfield CDP4.25 sq mi8.8%84.0%
Scituate CDP4.06 sq mi8.4%100.0%
North Scituate CDP3.75 sq mi7.8%100.0%
Ocean Bluff-Brant Rock CDP2.17 sq mi4.5%100.0%
Cedar Crest CDP1.46 sq mi3.0%100.0%
Green Harbor CDP0.08 sq mi0.2%24.7%

Showing all 7 places

Overlapping Congressional Districts

Congressional districtPopulation in bothShare of this district's populationShare of the congressional district's populationShare of this district's land
MA District 944,500100.0%5.7%100.0%

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

Voters

Registered Voters
38,827
Active Voters
38,106 (98.1%)

Party Registration

PartyVotersShare
Democratic7,49719.3%
Republican4,55211.7%
Unaffiliated00.0%
Other parties26,77869.0%
No party recorded00.0%

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2025–20268,763 (22.6%)0 (0.0%)0 (0.0%)
2023–202430,991 (79.8%)6,722 (17.3%)7,358 (19.0%)
2021–202223,796 (61.3%)5,519 (14.2%)3,590 (9.2%)
2019–202029,392 (75.7%)13,054 (33.6%)3,710 (9.6%)
2017–201823,085 (59.5%)6,285 (16.2%)3,255 (8.4%)
2015–201625,375 (65.4%)7,929 (20.4%)6,534 (16.8%)
2013–201418,096 (46.6%)3,223 (8.3%)1,391 (3.6%)
2011–201222,400 (57.7%)1,933 (5.0%)3,561 (9.2%)

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 12/07/2025. These are registered voters, separate from the Census population figures. Counts under 10 are suppressed and shown as "<10".

Demographics

Total Population
44,203 (± 858)
Median Age
46.4
Median Household Income
$145,074 (± $11,815)
High School Graduate or Higher (age 25+)
97.5%
Bachelor's Degree or Higher (age 25+)
60.2%

Population by Age

GroupPeopleShare
Under 189,43621.3%
18 to 6425,48957.7%
65 and over9,27821.0%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)9612.2%
White, not Hispanic41,33393.5%
Black, not Hispanic780.2%
Asian, not Hispanic6911.6%
American Indian / Alaska Native, not Hispanic60.0%
Native Hawaiian / Pacific Islander, not Hispanic160.0%
Some other race, not Hispanic2890.7%
Two or more races, not Hispanic8291.9%

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
43,703
Citizen Voting Age Population (CVAP)
34,323

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic42,78897.9%
Hispanic9162.1%
White41,48694.9%
Black1500.3%
Asian6401.5%
American Indian / Alaska Native30.0%
Native Hawaiian / Pacific Islander150.0%
Two or More Races00.0%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic33,64998.0%
Hispanic6782.0%
White32,83395.7%
Black1070.3%
Asian6521.9%
American Indian / Alaska Native490.1%
Native Hawaiian / Pacific Islander170.0%
Two or More Races00.0%

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