Oregon Petition Signature Requirements (2026)

How many signatures you need to qualify for the ballot in Oregon, the 2026 petition filing windows, and how to validate your signatures against the Oregon voter file.

5%

Of enrolled voters — State Senator, State Representative

August 25, 2026

Next deadline — general petition

Signature requirements by office

OfficeMinimum signatures% of enrolled votersDetails
State Senator, State Representative5%
Governor5%

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Official sources

Always confirm requirements and deadlines with the official Oregon election authority before you file:

Oregon Secretary of State

Frequently asked questions

How many signatures do I need to get on the ballot in Oregon?

Oregon signature requirements vary by office. State Senator, State Representative: 5% of enrolled voters; Governor: 5% of enrolled voters. See the full table above for all offices.

What is the 2026 petition filing deadline in Oregon?

For the 2026 cycle in Oregon, the next petition deadline is August 25, 2026. Create a free account to see every filing window.

Can I validate Oregon petition signatures myself?

Yes. Petition Validator lets you upload petition pages and automatically matches each signer against the Oregon voter file — checking registration, address, and duplicates in seconds per signature. You can start free, no paid Victory Waves account required.

How does signature validation work?

You upload images of your petition pages; our system transcribes each signature and matches the signer's name, address, and date against official voter registration data to confirm they're a registered voter in the correct jurisdiction.

Petition requirements in other states

Last updated for the 2026 cycle on May 27, 2026. Always confirm requirements and deadlines with your state or local election authority.