The Big Sur River is a 15.7-mile-long (25.3 km) river on the Central Coast of California. The river drains a portion of the Big Sur area, a thinly settled region of the Central California coast where the Santa Lucia Mountains rise abruptly from the Pacific Ocean. The upper river and watershed lies within the Ventana Wilderness and encompasses the headwaters downstream to the area known as the Gorge. The lower river flows roughly northwest through Pfeiffer Big Sur State Park, the Big Sur village, several private camp grounds and Andrew Molera State Park where it flows through a lagoon and sandbar into the Pacific Ocean at the Monterey Bay National Marine Sanctuary. Major Tributaries of the river include, in order: , Lion Creek, Logwood Creek, Terrace Creek, Ventana Creek, Post Creek, Pfeiff