Moss Landing is a census-designated place (CDP) in Monterey County, California, United States. Moss Landing is located on the Pajaro Valley Consolidated Railroad 15 miles (24 km) north-northeast of Monterey, at an elevation of 10 feet (3 m). As of the 2010 census, the CDP population was 204, down from 300 at the 2000 census. It is located on the shore of Monterey Bay, at the mouth of Elkhorn Slough, and at the head of the Monterey Canyon. It is home to the Moss Landing Marine Laboratories, a multi-campus research facility of the California State University; and the Monterey Bay Aquarium Research Institute, sister organization to the Monterey Bay Aquarium.