Twin Rocks is an unincorporated community in Tillamook County, Oregon, United States, on the Oregon Coast. Twin Rocks, founded as a summer resort community, was named for two offshore rocks, 100 ft high, in the Pacific Ocean. Twin Rocks post office was established in 1914, with William E. Dunsmoor as the first postmaster. The post office closed in 1954. Twin Rocks is near two other unincorporated communities in Tillamook County, Barview and Watseco. The three communities are all along a 3 mi stretch of U.S. Route 101 between the cities of Rockaway Beach and Garibaldi. Twin Rocks Friends Camp in the community was founded in 1918.

In culture

Twin Rocks gave its name to folk singer Shawn Mullins' song Twin Rocks, Oregon, which appears on his 1998 album Soul's Core.