Anderson Lake State Park, Nature reserve in Jefferson County, Washington

Anderson Lake State Park is a 496-acre public recreation area on the Quimper Peninsula in Jefferson County, Washington, seven miles south of Port Townsend. Its woods and wetland slope down to 70-acre Anderson Lake. Trails serve hikers, bikers, and equestrians, and the lake is used for non-motorized boating and fishing.

Anderson Lake State Park is a 496-acre public recreation area on the Quimper Peninsula in Jefferson County, Washington, seven miles south of Port Townsend. The sources do not record a founding date, a founding commission, or the origin of the name Anderson; they describe the park as woods and wetland sloping down to 70-acre Anderson Lake.

The wooded trails and wetlands serve as a gathering place for people seeking outdoor recreation and wildlife observation. Locals and visitors value the area for its role in preserving natural spaces and connecting people to the forest landscape.

The park operates seasonally from April through October and requires a Discover Pass for entry. Water activities may be restricted during algae bloom periods, so it is helpful to check conditions before visiting.

The freshwater marsh within the park serves as a crucial stopover for migratory birds, offering exceptional opportunities for birdwatching. This feature draws enthusiasts from across the region who seek to observe species that use the wetland during their seasonal movements.