Coronavirus (COVID-19) in Clackamas County READ MORE


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To protect the health of our public and our employees during the current COVID-19 pandemic, Clackamas County has closed this office to the public, effective until at least April 20.

Online services beginning April 6, 2020

Responds to land survey and property questions; maintains filed surveys, plats, road records; reviews, approves new land division plats; recovers, restores and protects Public Land Corners.

Partnering with the past to help protect the future

If you would like to discuss a project, please make an appointment with Ray Griffin, Terry Martinson or Wayne Olson by calling 503-742-4475.

Our goal is to provide excellent service. Please let us know how we're doing and how we can improve by taking this brief survey.

What We Do

We are responsible for:

  • maintaining the original Government Land Corners beginning in early 1850s  by the Federal Government
  • maintaining a library of property survey records for Clackamas County
  • reviewing all surveys for compliance with Oregon Survey filing law
  • reviewing and approving plats of all land divisions and property line adjustments in Clackamas County

Who is the current county surveyor?

Ray Griffin is the current surveyor.  Here is a history of those who have held the office.

Do you survey private property?

We do not survey privately-owned property. Please see the following resources for information about hiring a land surveyor.

Forms By Plat Type

Here are lists of all of the relevant downloads for different types of plats.


150 Beavercreek Road Oregon City, OR 97045

Office Hours:

⚠ Due to COVID-19, our offices are closed to the public. At this time the closure is expected to continue through April 20. Our employees are available and working to meet your needs remotely.