The camp is part of the Gresham Salvation Army. So in order to go there you have to go to an outing or a campout with the Salvation Army Youth Center so in answer to your question you don't have to be a member but you do have to go through Gresham Salvation Army summer day camps youth center.
I was there with my grand daughter's class from Portland Public Schools for an Oregon Trail experience...not sure about other uses.
A member of what exactly
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