Cayucos State Beach is a protected beach in the state park system of California, United States.

It is located in Cayucos, San Luis Obispo County.

[1] The sandy beach environment supports uses of swimming and surfing.

[2] Prehistorically this general area of the central coast was inhabited by the Chumash people, who settled the coastal San Luis Obispo area approximately 10,000 to 11,000 BCE, including a large village to the south of Cayucos at Morro Creek.

[3] The 16-acre (6.5 ha) park was established in 1940.