Massachusetts 18th Essex District

State Legislative District Profile (Lower Chamber)

Overview

District ID
ma-hd-041
State
Massachusetts
Chamber
Lower chamber
District Code
041
Land Area
55.4 sq mi
Water Area
1.93 sq mi

Boundary

Boundary of Massachusetts 18th Essex District

Boundary as GeoJSON

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

Counties

CountyOverlapShare of district landShare of county land
Essex County47.36 sq mi85.5%9.6%
Middlesex County8.01 sq mi14.5%1.0%

Showing all 2 counties

Places

PlaceOverlapShare of district landShare of place land
Andover CDP2.48 sq mi4.5%67.2%
Boxford CDP2.43 sq mi4.4%45.4%

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
MA District 646,086100.0%5.9%100.0%

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

Voters

Registered Voters
35,076
Active Voters
27,908 (79.6%)

Party Registration

PartyVotersShare
Democratic6,79719.4%
Republican<10—
Unaffiliated00.0%
Other parties24,44969.7%
No party recorded<10—

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2025–20263,577 (10.2%)0 (0.0%)0 (0.0%)
2023–202426,360 (75.2%)5,546 (15.8%)5,566 (15.9%)
2021–202219,484 (55.5%)4,549 (13.0%)2,242 (6.4%)
2019–202024,624 (70.2%)11,341 (32.3%)3,141 (9.0%)
2017–201818,854 (53.8%)4,415 (12.6%)2,176 (6.2%)
2015–201620,780 (59.2%)6,408 (18.3%)5,436 (15.5%)
2013–201413,487 (38.5%)2,646 (7.5%)892 (2.5%)
2011–201217,600 (50.2%)1,230 (3.5%)3,246 (9.3%)

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
47,371 (± 1,290)
Median Age
42.4
Median Household Income
$183,856 (± $12,225)
High School Graduate or Higher (age 25+)
96.8%
Bachelor's Degree or Higher (age 25+)
68.1%

Population by Age

GroupPeopleShare
Under 1810,92723.1%
18 to 6428,56660.3%
65 and over7,87816.6%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)2,1154.5%
White, not Hispanic35,89175.8%
Black, not Hispanic1,1622.5%
Asian, not Hispanic5,46111.5%
American Indian / Alaska Native, not Hispanic380.1%
Native Hawaiian / Pacific Islander, not Hispanic00.0%
Some other race, not Hispanic4731.0%
Two or more races, not Hispanic2,2314.7%

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
45,042
Citizen Voting Age Population (CVAP)
34,430

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic43,01795.5%
Hispanic2,0244.5%
White36,78981.7%
Black1,1582.6%
Asian4,2539.4%
American Indian / Alaska Native380.1%
Native Hawaiian / Pacific Islander10.0%
Two or More Races1040.2%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic33,13396.2%
Hispanic1,2923.8%
White29,05384.4%
Black8702.5%
Asian3,0818.9%
American Indian / Alaska Native2190.6%
Native Hawaiian / Pacific Islander00.0%
Two or More Races310.1%

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