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How to Make a Valid Will in Oregon

What Oregon law requires for a valid will: age, signing, witnesses, handwritten wills and self-proving affidavits.

Short answer: Any person who is 18 or older, or who has been lawfully married or emancipated, and who is of sound mind may make a will. ORS 112.225; ORS 112.235

Requirements for a valid willAny person who is 18 or older, or who has been lawfully married or emancipated, and who is of sound mind may make a will. The will must be in writing and signed by the testator (or by another person at the testator's direction, or the testator must acknowledge an earlier signature) in the presence of each witness. At least two witnesses must see the signing, hear the acknowledgment, or observe the direction to sign, and must sign the will within a reasonable time before the testator's death. An electronic record does not count as a 'writing' for these purposes.
The rule that an electronic record is not a 'writing' (2025 Or. Laws ch. 34) took effect January 1, 2026, and applies to writings of people who die on or after that date.
Handwritten (holographic) willsOregon does not have a separate category for handwritten (holographic) wills; an unwitnessed handwritten will does not meet the normal execution rules. However, a court may treat a signed writing that was not properly witnessed as a valid will if the person offering it proves by clear and convincing evidence that the decedent intended it to be a will (or a revocation or change of a will). The person offering it must give notice, and those notified have 20 days to file written objections.
An electronic record, document or image does not qualify as a writing for this exception.
Self-proving affidavitOregon does not use a notarized self-proving affidavit as such. Instead, an affidavit of an attesting witness may be used in place of the witness's appearance in court when the will is admitted to probate; the affidavit may be signed at the time the will is signed or later. An interested person may ask the court, within 30 days after information about the estate is first mailed or delivered, to require the witness to appear.
Source: ORS 113.055

More Oregon estate law

FAQ

What makes a will valid in Oregon?
Any person who is 18 or older, or who has been lawfully married or emancipated, and who is of sound mind may make a will. The will must be in writing and signed by the testator (or by another person at the testator's direction, or the testator must acknowledge an earlier signature) in the presence of each witness. At least two witnesses must see the signing, hear the acknowledgment, or observe the direction to sign, and must sign the will within a reasonable time before the testator's death. An electronic record does not count as a 'writing' for these purposes.
Is a handwritten will valid in Oregon?
Oregon does not have a separate category for handwritten (holographic) wills; an unwitnessed handwritten will does not meet the normal execution rules. However, a court may treat a signed writing that was not properly witnessed as a valid will if the person offering it proves by clear and convincing evidence that the decedent intended it to be a will (or a revocation or change of a will). The person offering it must give notice, and those notified have 20 days to file written objections.
Does a will need to be notarized in Oregon?
Oregon does not use a notarized self-proving affidavit as such. Instead, an affidavit of an attesting witness may be used in place of the witness's appearance in court when the will is admitted to probate; the affidavit may be signed at the time the will is signed or later. An interested person may ask the court, within 30 days after information about the estate is first mailed or delivered, to require the witness to appear.

General legal information, not legal advice. Laws change and local rules can differ; check the linked official source or talk to a lawyer about your situation.