Manchester State Park (also known as Manchester State Beach) is a state park of California, United States. It includes of protected beachfront on the Pacific Ocean in Northern California on State Route 1, north of Point Arena. The park features sand dunes, flat grasslands and five miles of gentle, sandy beachfront. The park is noted for steelhead and salmon fishing in the park's two streams, Brush Creek and Alder Creek, as well as the driftwood that collects in the catch basin created by the gently curved coastline. The site was established as a California state park in 1955 and takes its name from Manchester, California, seven miles north of Point Arena.