Little River State Beach is a protected beach of California, United States, in Humboldt County. It is located at the mouth of the Little River, 13 miles north of Eureka right off U.S. Route 101. The 152-acre park was established in 1931.The site is a broad, open beach that contains sand dunes. The Little River forms the north boundary of the beach. It is open for day-use only, but the adjacent Clam Beach County Park provides camping.