Groton Registration deadlines for voting Visit The Boston Globe Share on Twitter Share on Facebook Comment on this Scroll to top of page By Jennifer Fenn Lefferts Globe Correspondent March 31, 2013 The last day to register to vote in this spring’s annual Town Meeting is Tuesday. The registration deadline to vote in the special state primary and town election is April 10. Town Meeting will be held April 22; the election is April 30. Advertisement Loading comments...