Massachusetts 19th Middlesex District

State Legislative District Profile (Lower Chamber)

Overview

District ID
ma-hd-077
State
Massachusetts
Chamber
Lower chamber
District Code
077
Land Area
26.9 sq mi
Water Area
0.36 sq mi

Boundary

Boundary of Massachusetts 19th Middlesex District

Boundary as GeoJSON

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

Counties

CountyOverlapShare of district landShare of county land
Middlesex County26.85 sq mi100.0%3.3%

Showing all 1 county

Places

PlaceOverlapShare of district landShare of place land
Wilmington CDP16.97 sq mi63.2%100.0%

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
MA District 642,310100.0%5.4%100.0%

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

Voters

Registered Voters
33,276
Active Voters
26,494 (79.6%)

Party Registration

PartyVotersShare
Democratic5,88717.7%
Republican3,42710.3%
Unaffiliated00.0%
Other parties23,96272.0%
No party recorded00.0%

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2025–20265,790 (17.4%)0 (0.0%)0 (0.0%)
2023–202425,468 (76.5%)4,817 (14.5%)5,971 (17.9%)
2021–202218,500 (55.6%)4,058 (12.2%)2,615 (7.9%)
2019–202024,299 (73.0%)10,183 (30.6%)3,815 (11.5%)
2017–201817,982 (54.0%)4,552 (13.7%)2,327 (7.0%)
2015–201620,652 (62.1%)6,488 (19.5%)5,099 (15.3%)
2013–201413,641 (41.0%)2,579 (7.8%)833 (2.5%)
2011–201217,572 (52.8%)1,373 (4.1%)2,775 (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 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
41,744 (± 1,020)
Median Age
43.7
Median Household Income
$148,478 (± $8,772)
High School Graduate or Higher (age 25+)
95.1%
Bachelor's Degree or Higher (age 25+)
45.1%

Population by Age

GroupPeopleShare
Under 188,61220.6%
18 to 6425,79061.8%
65 and over7,34217.6%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)1,5973.8%
White, not Hispanic36,04186.3%
Black, not Hispanic6381.5%
Asian, not Hispanic1,4413.5%
American Indian / Alaska Native, not Hispanic140.0%
Native Hawaiian / Pacific Islander, not Hispanic00.0%
Some other race, not Hispanic1900.5%
Two or more races, not Hispanic1,8234.4%

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
40,555
Citizen Voting Age Population (CVAP)
31,994

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic39,21596.7%
Hispanic1,3423.3%
White36,20689.3%
Black4861.2%
Asian1,2143.0%
American Indian / Alaska Native140.0%
Native Hawaiian / Pacific Islander00.0%
Two or More Races170.0%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic31,25397.7%
Hispanic7432.3%
White29,51692.3%
Black4461.4%
Asian1,1623.6%
American Indian / Alaska Native1070.3%
Native Hawaiian / Pacific Islander20.0%
Two or More Races160.1%

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