In Person: 7 days before Election Day. If you miss the deadline, you can also register at a designated Election Day Registration location in your town on Election Day.
By Mail: Postmarked 7 days before Election Day.
Online: 7 days before Election Day.
If the voter registration deadline has passed, you can still register to vote in person at the office of your Local Election Office on Election Day. Contact your Local Election Office if you have any questions.
To register in Connecticut you must:
be a citizen of the United States
be a resident of Connecticut and of the town in which you wish to vote
be 17 years old. You can vote when you turn 18.
have completed confinement and parole if previously convicted of a felony
not currently be declared mentally incompetent to vote by a court of law
Local Election Office: This is the government office responsible for running elections in your region. Theses are the best people to contact if you have any questions at all about voting in your state.