Massachusetts 10th Middlesex District

State Legislative District Profile (Lower Chamber)

Overview

District ID
ma-hd-068
State
Massachusetts
Chamber
Lower chamber
District Code
068
Land Area
4.75 sq mi
Water Area
0.11 sq mi

Boundary

Boundary of Massachusetts 10th 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 County4.75 sq mi100.0%0.6%

Showing all 1 county

Places

PlaceOverlapShare of district landShare of place land
Waltham city2.62 sq mi55.1%20.5%
Newton city0.99 sq mi20.9%5.6%

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 533,65679.5%4.3%79.1%
MA District 48,69220.5%1.1%20.9%

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

Voters

Registered Voters
24,134
Active Voters
17,814 (73.8%)

Party Registration

PartyVotersShare
Democratic7,18729.8%
Republican1,2795.3%
Unaffiliated00.0%
Other parties15,66864.9%
No party recorded00.0%

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2025–20265,631 (23.3%)0 (0.0%)0 (0.0%)
2023–202417,278 (71.6%)4,546 (18.8%)2,085 (8.6%)
2021–202212,712 (52.7%)3,267 (13.5%)794 (3.3%)
2019–202015,788 (65.4%)9,374 (38.8%)1,413 (5.9%)
2017–201811,988 (49.7%)2,898 (12.0%)770 (3.2%)
2015–201612,716 (52.7%)5,691 (23.6%)1,791 (7.4%)
2013–20148,080 (33.5%)2,430 (10.1%)342 (1.4%)
2011–201210,200 (42.3%)1,629 (6.7%)1,072 (4.4%)

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
43,872 (± 1,641)
Median Age
34.6
Median Household Income
$117,285 (± $9,947)
High School Graduate or Higher (age 25+)
93.0%
Bachelor's Degree or Higher (age 25+)
59.6%

Population by Age

GroupPeopleShare
Under 187,10716.2%
18 to 6430,51369.6%
65 and over6,25214.3%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)5,89413.4%
White, not Hispanic25,20957.5%
Black, not Hispanic3,2607.4%
Asian, not Hispanic6,20114.1%
American Indian / Alaska Native, not Hispanic550.1%
Native Hawaiian / Pacific Islander, not Hispanic610.1%
Some other race, not Hispanic4561.0%
Two or more races, not Hispanic2,7366.2%

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
36,535
Citizen Voting Age Population (CVAP)
30,043

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic32,57089.1%
Hispanic3,96710.9%
White24,79067.9%
Black2,2616.2%
Asian3,99910.9%
American Indian / Alaska Native570.2%
Native Hawaiian / Pacific Islander610.2%
Two or More Races1470.4%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic27,35391.0%
Hispanic2,6919.0%
White21,55071.7%
Black2,1017.0%
Asian3,46011.5%
American Indian / Alaska Native1260.4%
Native Hawaiian / Pacific Islander600.2%
Two or More Races830.3%

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