Middlesex County NJ
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For Voter Registration, Receiving Mail-in Ballots, and Counting Mail-in, Provisional, & In-Person Ballots
Middlesex County Board of Elections
26 Kennedy Boulevard, Suite B,
East Brunswick, NJ 08816
732-745-3471
732-296-6560 Fax
For Vote by Mail Registration and Election Results
Middlesex County Clerk – Division of Elections
26 Kennedy Blvd, Suite B, East Brunswick, NJ, 08816
Mailing Address: PO Box 1110, New Brunswick NJ 08903
PO Box 1110
(732) 745-4202
(732) 745–2170 Fax
Email
Primary Election
The upcoming Primary Election will take place in New Jersey on Tuesday, June 10, 2025. This page is an overview of the 2025 Primary Election, including deadlines, forms, and additional information.
Registration Deadlines
- The deadline to Opt Out of Vote by Mail for the Primary Election is April 4, 2025.
- The deadline to change your party affiliation is April 16, 2025.
- The deadline to register for the Primary Election is May 20, 2025.
- The deadline to apply by Mail for a Mail-In Ballot is June 3, 2025.
- The deadline to apply in person for a Mail-In Ballot is June 9, 2025, by 3 pm.
For more information on how to register to vote, click here.
Vote by Mail
All active Democratic and Republican registered voters who have requested a Mail-in Ballot for all elections or for this specific election, will receive a Vote by Mail ballot for the 2025 Primary Election.
Pursuant to an updated state law, an unaffiliated voter shall not receive a mail-in ballot for the Primary Election. An unaffiliated voter may still vote in the Primary Election by voting in-person during the early voting period or on election day.
If an unaffiliated voter would like to receive a mail-in ballot by mail for the 2025 Primary Election, they must declare their party affiliation with either the Democratic or Republican party. A political affiliation declaration must be returned by June 3, 2025, to receive a mail-in ballot by mail or by 3 pm on June 9, 2025, to receive a mail-in ballot in-person.
If you do not receive your ballot by May 10, 2025, you may request a replacement ballot from the County Clerk’s Office by calling 732-745-4202 or by sending a replacement ballot request form.
To return your Mail-In Ballot, choose one of these options:
- Mail your ballot through the United States Postal Service by 8 pm on June 10, 2025 to ensure it is postmarked on or before Election Day, June 10, 2025.
- Drop your ballot in a designated Middlesex County Board of Elections’ drop box by 8 pm on Election Day, June 10, 2025.
- Take it directly to the Board of Elections’ Office in East Brunswick by 8 pm on Election Day, June 10, 2025.
- The deadline to opt out of vote by mail for the primary election is April 4, 2025. Click here for the Vote by Mail Removal Request form.
Drop boxes are maintained by the Middlesex County Board of Elections, are secure, and monitored by video surveillance. Ballots are collected from drop boxes on a regular basis.
For more information on how to vote by mail, click here.
Vote In-Person
Early Voting:
In-person early voting locations will be open Tuesday, June 3 through Sunday, June 8 for the 2025 Primary Election. Hours will be Tuesday through Saturday, 10 am-8 pm and Sunday, 10 am-6 pm. No appointment is necessary.
For more information on the six-day Early Voting Period for the June 10, 2025, Primary Election, click here.
On Election Day:
Registered voters may vote in person on Election Day, June 10, 2025, by proceeding to their assigned polling location. Polling locations will be open from 6 am-8 pm.
To find your assigned polling location, click here.
