Massachusetts
Voter registration data provided by and in collaboration with L2 Data, a trusted provider of nonpartisan voter data.
Percentages are rounded to the nearest hundredth decimal.
Last Updated: November 20, 2023.
Primary Type
Congressional/State:
Semi-closed Primary
Presidential:
Semi-closed Primary
Party Registration Statistics
Registered Voters: 4,578,845
Democratic Party: 1,308,596 (28.58%)
Republican Party: 396,990 (8.67%)
Third Party/Other: 49,718 (1.09%)
Unaffiliated: 2,823,541 (61.66%)
Election Litigation
Major Parties
Democratic, Libertarian, Republican
Independent & Electoral Reform Organizations
