When child support ends in Oregon

The end age, the exceptions, and what to do as support ends.

Checked against official sources: Oct 25, 2026.

Short answer

18, or up to 21 if the child qualifies as a Child Attending School (enrolled at least half time, making satisfactory progress, and giving the required notices).

Usual end age
18
Latest age in the rule
21
Law
ORS 107.108; OAR 137-055-5110

When support stops in Oregon

18, or up to 21 if the child qualifies as a Child Attending School (enrolled at least half time, making satisfactory progress, and giving the required notices).

Law: ORS 107.108; OAR 137-055-5110

Support also ends if the child marries or is emancipated. A Child Attending School must notify the program and the paying parent and can lose support if a paying parent's objection is not answered.

When does support end? Check your situation

Oregon's rule: 18, or up to 21 if the child qualifies as a Child Attending School (enrolled at least half time, making satisfactory progress, and giving the required notices).

Law: ORS 107.108; OAR 137-055-5110

Your own order may set a different end date, for example when the parents agreed to one. Read it.

If your order is from another state

How long support lasts follows the law of the state that made the order, even if you move.

Law: 28 U.S.C. 1738B(h)(2)

A state must enforce another state's child support order. The state that made the order keeps the power to change it while a parent or the child still lives there.

Law: 28 U.S.C. 1738B(a), (d)

What is owed stays owed

Support that was due before it ended is still owed. Each unpaid payment became a judgment on the day it was due, and the agency can keep collecting it.

Law: 42 U.S.C. 666(a)(9)

In nearby states

  • Washington: Set in the order
  • Idaho: 18
  • Nevada: 18, or if the child is still in high school, when the child…
  • California: 18, or when the child graduates from high school or turns 19…

What to do now in Oregon

  1. Read your order

    Check what your order says about when support ends.

  2. Know the age

    In Oregon: 18, or up to 21 if the child qualifies as a Child Attending School (enrolled at least half time, making satisfactory progress, and giving the required notices).

  3. Tell the agency

    The agency can end withholding when support ends: Oregon Child Support Program (Oregon Department of Justice, Division of Child Support) (503-373-7300) · Apply online

  4. Settle past-due support

    Support that was due remains owed.

Free help in Oregon

Questions about when support ends in Oregon

At what age does child support stop in Oregon?

18, or up to 21 if the child qualifies as a Child Attending School (enrolled at least half time, making satisfactory progress, and giving the required notices).

When can support last longer in Oregon?

Support also ends if the child marries or is emancipated. A Child Attending School must notify the program and the paying parent and can lose support if a paying parent's objection is not answered.

Related Oregon pages

Sources

Sources

Last checked: Oct 25, 2026.

Federal sources