Bastendorf Beach near Coos Bay, Oregon is public land, through the Bureau of Land Managment. Camping here is free on a wide open beach. Bathrooms are nearby, as well as parking. To view the GPS metadata of the image below, and get directions to the site, use the Photo Investigator iOS App.
This site was off a hiking trail near Forks, Washington. To see the location of the image, use the Photo Investigator iOS App:
If you're in need of a free place to stay the night near Port Angeles, WA, then check out the image below using the Photo Investigator iOS App:
I stayed at a idyllic site by a river near this image, which is south of Sequim, Washington. To find a vast expanse full of great campsite locations, check out the GPS metadata on the image below using the Photo Investigator iOS App:
Although this campsite was not free nor secluded, the view of Rainier was large, with an epic path over the river. However, Mowich Lake in Rainier National Park does have free camping. The photo below contains the GPS coordinates of White River campground. Check out the location on a map by downloading the Photo Investigator iOS App: