Union County, New Jersey
Your guide to voting in Union County, New Jersey: registration, sample ballots, ID requirements and where to get local help. Home to about 594,000 people, Union County ranks 7th in population among New Jersey's 21 counties. In New Jersey, the county clerk handles mail-in ballots and sample ballots, and the county board of elections and superintendent of elections handle registration and polling places.
Next Election
June 8, 2027
Voter Portal
Register Online
What's On My Ballot?
ID Requirements
Absentee / Early Voting
Registration Deadline
Register at least 21 days before an election.
Why Voting Matters
Voting is how Union County residents shape the decisions made in their name. The next election for Union County voters is New Jersey's primary on June 8, 2027, for all State Senate and General Assembly seats; local elections can come sooner, so check your local election office. With health care and retail among the county's biggest employers, issues like health care costs are decided by the officials voters choose.
Union County voters cast about 241,000 ballots for president in 2024, down about 5% from 254,000 in 2020. Compared with the county's roughly 464,000 adult residents, that works out to about 52%, below the statewide rate of about 57%.
Around 223,000 adults here did not vote for president. Some aren't eligible, yet the rest are untapped power: one more voter in every 20 of them would mean about 11,200 extra Union County ballots, enough to change the result in many close contests.
Spread over about 103 square miles, Union County averages roughly 5,782 residents per square mile, one of the denser places in New Jersey. The county is home to about 6.3% of New Jersey's population.
ZIP codes in or partly in Union County include 07016, 07023, 07027, 07033, 07036, 07040, 07060 and 07061, plus 32 more. Confirm your registration, read through your sample ballot before Election Day, and choose whether you will vote early, by mail or in person. Invite someone you know in Union County to join you.
Voter Assistance Resources
Local election help in Union County: In New Jersey, the county clerk handles mail-in ballots and sample ballots, and the county board of elections and superintendent of elections handle registration and polling places. For registration, polling places, early voting and absentee ballots, contact the Union County clerk and county board of elections.
Statewide directory, New Jersey Division of Elections county information page:
https://www.nj.gov/state/elections/county-vbm-forms.shtml
See your sample ballot. New Jersey county election information (your county mails your sample ballot):
https://www.nj.gov/state/elections/county-vbm-forms.shtml
You can also preview a personalized ballot at Vote411.org.
To ask a question or report a problem at the polls, call or text Election Protection at 866-OUR-VOTE (866-687-8683), a free nonpartisan hotline. For help in Spanish call 888-VE-Y-VOTA (888-839-8682); for Asian languages call 888-API-VOTE (888-274-8683).
Voters with disabilities in Union County can ask for an accessible voting machine, curbside voting where offered, and help from a person of their choice. If you run into barriers, contact Disability Rights New Jersey, New Jersey's Protection and Advocacy agency, at (609) 292-9742. VoteRiders (844-338-8743) offers free help with voter ID.
Need a ride? Many local transit agencies and ride services offer free or discounted rides to the polls on Election Day, so check what is available before the next election. See our New Jersey voter page for statewide options. Details can change, so confirm with the official election office.
Military and overseas voters can get help from the Federal Voting Assistance Program at 1-800-438-VOTE (8683) or fvap.gov.
Sign up to be an election worker
Election workers (often called poll workers) keep voting running smoothly in Union County. Most are paid for their time, get free training, and help their neighbors cast their ballots. You can work a full day, a shorter shift, or help before Election Day. County and municipal election offices recruit and train their own workers, and the EAC's Help America Vote page links to yours. Find out how to sign up:
https://www.eac.gov/help-america-vote
Take the Next Step
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