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Age of Majority and Emancipation in New Jersey

In New Jersey, every person 18 or older is treated as an adult for most purposes, with the same legal capacity as a person 21 or older.

Last checked . General information, not legal advice.

New Jersey at a glance

Age of majority
18
Some matters, such as certain child welfare services and transfers to minors, keep different ages.

Sources

Last checked

The rules in New Jersey

What is the age of majority in New Jersey?

Age of majority in New Jersey: 18. Some matters, such as certain child welfare services and transfers to minors, keep different ages.

Where do the New Jersey age of majority laws come from?

The rules above come from N.J.S.A. 9:17B-3. Each source is linked on this page. We last checked them in October 2026.

What this means in practice

The age of majority is not the same as every age limit in the law. Separate rules can set the age for drinking alcohol, buying tobacco, making a will, marrying without consent or ending child support, so check the specific rule that applies to the question you have.

Emancipation usually requires a court petition and proof that the minor can support and manage themselves. A court order may grant full adult status or only specific rights, and it can end a parent's duty of support. Read the order and the statute together to see exactly what changes.

Documents signed for a minor, such as a medical consent form or a power of attorney for a child, generally stop being needed once the child reaches the age of majority. Contracts signed by a minor may be voidable, so adults dealing with minors often ask a parent or guardian to sign as well.

General information, not legal advice. Laws change, and cities can add their own rules, so check the current statute before you rely on it.