Pine Grove is an unincorporated community in Klamath County, Oregon, United States.

[2] Pine Grove had a station on the Oregon, California and Eastern Railway, which by 1927 reached from Klamath Falls to Bly.

[3] A 1941 timetable lists Pine Grove as the third stop east of Klamath Falls between Hager and Olene.

[4] After 1990, the rail line passing through Pine Grove became part of a rail trail, the OC&E Woods Line State Trail, managed by the Oregon Parks and Recreation Department.

This Klamath County, Oregon state location article is a stub.