Massachusetts Congressional District 04

Congressional District Profile

Overview

District ID
MA-04
State
Massachusetts
District Number
04
Total Candidates
65
Election Cycles
2026, 2024, 2022, 2020, 2018, 2016, 2014, 2012, 2010, 2008, 2006, 2004, 2002, 2000, 1998, 1996, 1994, 1992, 1990, 1988, 1986, 1984, 1982, 1980

View office details for U.S. Representative - Massachusetts District 04

Voters

Registered Voters
583,608
Active Voters
470,936 (80.7%)

Party Registration

PartyVotersShare
Democratic129,57022.2%
Republican<10—
Unaffiliated00.0%
Other parties402,65469.0%
No party recorded<10—

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2025–2026128,023 (21.9%)0 (0.0%)0 (0.0%)
2023–2024399,663 (68.5%)93,139 (16.0%)70,254 (12.0%)
2021–2022291,575 (50.0%)72,914 (12.5%)27,954 (4.8%)
2019–2020375,590 (64.4%)175,288 (30.0%)41,644 (7.1%)
2017–2018280,754 (48.1%)54,230 (9.3%)24,461 (4.2%)
2015–2016314,605 (53.9%)106,474 (18.2%)59,453 (10.2%)
2013–2014206,764 (35.4%)40,337 (6.9%)11,410 (2.0%)
2011–2012266,362 (45.6%)32,883 (5.6%)32,770 (5.6%)

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 Citizen Population
734,970
Citizen Voting Age Population (CVAP)
575,435

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic692,07294.2%
Hispanic42,8985.8%
White600,95081.8%
Black28,5623.9%
Asian39,7225.4%
American Indian / Alaska Native4150.1%
Native Hawaiian / Pacific Islander1030.0%
Two or More Races2,3140.3%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic548,74095.4%
Hispanic26,6964.6%
White488,57084.9%
Black23,3674.1%
Asian32,9705.7%
American Indian / Alaska Native3,0340.5%
Native Hawaiian / Pacific Islander630.0%
Two or More Races1,5260.3%

Source: Redistricting Data Hub / U.S. Census Bureau CVAP Special Tabulation.

Candidates