How to register to vote in Massachusetts

By NPR staff
  •   Last revised Friday, Feb. 13, 2026

Key links

General information Check voter registration status Register online Change registration

Deadlines for Sept. 1 primary election

Online Register by Saturday, Aug. 22
By mail Postmarked by Saturday, Aug. 22
In person Register by Saturday, Aug. 22

Last updated March 10, 2026. Military and overseas citizen voters may have different registration deadlines.