Warren County, NJ - Voting
Home Voting MenuDeadlines
To Register to Vote
21 days prior to an election.
Tuesday May 20, 2025 for the June Primary Election - Please note the Primary Election has been moved to June 10, 2025.
Tuesday October 14, 2025 for the November General Election
For Party Affiliation Change
If already affiliated - Must be 55 days prior to an election.
Wednesday, April 16, 2025 for the June Primary Election
Mail-In Ballot Application Request (by mail)
Requests must be received 7 days prior to an election.
Tuesday June 3, 2025 for the June Primary Election
Tuesday, October 28, 2025 for the November General Election
Mail-In Ballot Application Request (in person)
Before 3PM on the day before the election in the Warren County Clerk’s Office.
Monday June 9, 2025 for the June Primary Election
Monday, November 3, 2025 for the November General Election
Military and Overseas
View the Overseas and Military Voters’ Page for deadlines.
