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When Child Support Ends in Arizona

In Arizona, child support ends at 18, the age of majority, but continues while the child is actually attending high school or an equivalency program, up to age 19; the statutes do not provide for court-ordered college support.

Last checked . General information, not legal advice.

Arizona at a glance

Support ends at
18
Arizona's age of majority is 18.
High school extension
Yes, while in high school, up to age 19
Also applies to a certified high school equivalency program. A court can also order support past majority for a child with a severe disability that began before 18.
Court can order college support
No
The support statute covers minor children, high school students up to 19 and children with severe disabilities; it does not provide for college support.

Sources

Last checked

The rules in Arizona

At what age does child support end in Arizona?

Support ends at in Arizona: 18. Arizona's age of majority is 18.

Does child support continue in Arizona while a child is still in high school?

High school extension in Arizona: Yes, while in high school, up to age 19. Also applies to a certified high school equivalency program. A court can also order support past majority for a child with a severe disability that began before 18.

Can a court in Arizona order a parent to pay support for college?

No. Court can order college support in Arizona: no. The support statute covers minor children, high school students up to 19 and children with severe disabilities; it does not provide for college support.

Where do the Arizona child support end age laws come from?

The rules above come from Ariz. Rev. Stat. 25-501 and Ariz. Rev. Stat. 1-215. Each source is linked on this page. We last checked them in October 2026.

What this means in practice

Support does not always stop on its own. Depending on the state and the order, the paying parent may need to ask the court or the child support agency to end or adjust the order, and past-due support remains owed after the end date.

When there is more than one child on an order, the amount may not drop automatically when the oldest child reaches the end age. Reviewing how the order is written, and whether it lists a separate amount per child, helps show what happens next.

Parents can often agree in a divorce or separation agreement to pay for things the law does not require, such as college costs. A written agreement approved by the court can be enforced like an order, so its wording matters and a local family law attorney can review it.

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