Welcome to the Mercer County Clerk's Election Page!

Note: Election Results will be posted on our home page

Primary Election Important Dates and Information

• April 8, 2026: Change of party affiliation deadline
• April 18, 2026: Vote-by Mail ballot mailing begins: Applications & more Vote-by-Mail information may be found at tab on left
• May 12, 2026: Deadline to Register to Vote: County Clerk's Office open until 6pm & Superintendent of Election offices open until 9pm to accept voter registrations
• May 26 - May 31, 2026: Early Voting period for Primary Election
• May 29, 2026: Deadline to Apply for a Vote-by-Mail ballot by mail for Primary 
• May 31, 2026 (Saturday) | 9am to Noon: Extended Hours to apply in person for a Vote-by-Mail ballot- Last Day to apply in person for a Vote-by-Mail ballot - June 1, 2026 at 3pm
• Election Date: June 2, 2026- Voting in person from 6am to 8pm.  Also, Deadline to return Vote-by-Mail ballots to a Mercer County drop box (recommended) or by U.S. Mail (with a postmark).

General Election Important Dates and Information

• June 2, 2026: Primary Election / Nomination Petition Filing Deadline for Independent Candidates for General Election (4pm)
• July 27, 2026: Nomination Petition Filing Deadline for School & Fire District Election Candidates for General Election
• Election Date: November 3, 2026

Nomination Petition Filing Deadline for School Election Candidates for General Election (last Monday in July) N.J.S.A. 19:60-7 Petitions must be filled out and notarized before filing with the County Clerk. The County Clerk does not notarize petitions. It is highly recommended that petitions be filed in-person

Those seeking petitions for local office (including county committee) should contact your city or Municipal Clerk, not the County Clerk.

NEW in 2025, we offer a tool to track the wait-time for early voting locations. The three Mercer County Election Offices worked together to offer voters an APP on all three of our websites, so you can check to see how long lines are before you go to the polls to vote! 

 

NEW VOTING MACHINES 

MERCER COUNTY VOTING MACHINE INFORMATION!  The County uses the same Dominion Voting Machines that were used previously for Early Voting only --They now are also used on Election Day so that we have the same system for all voting machines. 

THE VIDEO BELOW EXPLAINS HOW TO USE THE VOTING MACHINES:

https://youtu.be/Db30UYRAeGo

PLEASE CONTACT THE COUNTY SUPERINTENDENT'S OFFICE FOR ANY FURTHER INFORMATION ON VOTING MACHINES or with VOTER REGISTRATION QUESTIONS (609)989-6770 Superintendent of Elections | Mercer County, NJ

There is more detailed information on how to Vote by Mail by clicking the tabs to the left.  The Mercer County Clerk also offers informational tools to answer your voter questions.  You can call the Mercer County Voter Hotline at 609-278-2719 or E-mail:  MercerVotes@mercercounty.org

More Voting Information (including vote-by-mail applications in additional languages) may be found on The NJ State of Division of Election Website at https://www.nj.gov/state/elections/ or vote.nj.gov.

You can return your vote-by-mail ballot via U.S. Mail or to an authorized Dropbox where it will be picked up directly by the Board of elections officials.

The videos and drop boxes shown below were created for the General Election:

3 Ways To Vote

3 Ways To Vote (Spanish)

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 ELECTION INFO

EARLY VOTING LOCATIONS	DROP-BOX LOCATION LOCATIONS
Early Voting Locations *A new location was added in West Windsor. More information on early voting can be found on the Mercer County Board of Elections website*	Dropbox Locations **Please note that that the Hightstown Dropbox location has changed for 2025**
General Poling Location Info can be found on Board of Election's website

The County Clerk is responsible for the following Election duties:

The County Clerk is responsible for the acceptance and verification of petitions for candidates for elective offices, including County and School Board candidate petitions.  

The County Clerk is responsible for the collection of results cast on voting machines and posting the results. Lastly, the Clerk certifies the Primary and General Election votes to the New Jersey Department of State.

The County Clerk is also responsible for the printing of election materials, such as Vote by Mail ballots and applications, as well as maintaining Vote by Mail voter lists. Vote by Mail applications and videos can be found under the Vote by Mail tab to the left in English and Spanish.  Applications in additional languages may be found at vote.nj.gov. 

The Mercer County Clerk offers vote-by-mail instructions in English, Spanish, Gujarati, Polish and Urdu~ linked in the vote-by-mail tabs on the left.  If you prefer, you may email the County Clerk's Office in Trenton. at MercerVotes@mercercounty.org and we will mail or email them to you. You may also walk into the Office and pick an application up in person, and within 45 days pre-election we can hand you a ballot for voting! 

Address: Office is located at 209 S. Broad St. Trenton, NJ, 2nd floor.