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: October 1, 2024.
Primary Type
Congressional/State:
Semi-closed Primary
Presidential:
Semi-closed Primary
Party Registration Statistics
Election Litigation
Major Parties
Democratic, Libertarian, Republican
Independent & Electoral Reform Organizations
