Connecticut Election Dates and Deadlines
Welcome to the Connecticut Election Dates and Deadlines listing from U.S. Vote Foundation.
Here you can find out when Connecticut elections will be held at the local, state and federal election level. There are many different deadlines associated with Connecticut elections, such as voter registration deadlines, absentee ballot request and ballot return deadlines, date ranges for early voting, and in-person voting options. No matter the type of election, or whether you are voting at home or voting from abroad, this service will provide you with comprehensive election dates and deadlines for your voting state of Connecticut.
Connecticut Federal and State Elections
Connecticut Local Elections
Tue Sep 9, 2025 - Connecticut Municipal Primary Election
Voter Registration Deadline
- Party change by
Mon Jun 9, 2025 - Received by
Fri Aug 22, 2025 - Election Day Registration & Voting
Tue Sep 9, 2025 8:00PM
Absentee Ballot Request Deadline
Submitted byMon Sep 8, 2025
Absentee Ballot Return Deadline
- In-Person, Received by
Mon Sep 8, 2025 - Post Received by
Tue Sep 9, 2025 8:00PM - Received in Dropbox by
Tue Sep 9, 2025 8:00PM
Early Voting Available
Early VotingNo voting on September 1, 2025.
From Tue Sep 2, 2025 to Tue Sep 9, 2025
Connecticut Federal and State Elections
Connecticut Local Elections
Tue Sep 9, 2025 - Connecticut Municipal Primary Election
Voter Registration Deadline
- Party change by
Mon Jun 9, 2025 - Submitted by
Tue Sep 9, 2025 8:00PM
Absentee Ballot Request Deadline
Received byMon Sep 8, 2025
Absentee Ballot Return Deadline
Received byTue Sep 9, 2025 8:00PM
Go to the Sample Ballot Lookup for candidate names and to learn of any ballot measures and proposed state constitutional amendments on your ballot.
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