l. l. "stub" stewart memorial state park is a oregon state park in washington county near the community of buxton. when the park opened in 2007 it was the first new full-service state park in oregon since 1972. the park includes hiking trails, mountain bike trails, horseback riding, rv and tent campsites, and cabins among other amenities. located off oregon route 47 in the foothills of the northern oregon coast range, the park connects to the banks–vernonia state trail.