Baywood-Los Osos is a census-designated place and an unincorporated census area located in western San Luis Obispo County, California, USA, near the city of San Luis Obispo. The population was 14,351 at the 2000 census. It includes separate unincorporated communities of Los Osos, which is located near Morro Bay, Baywood Park, and the original community of Cuesta-by-the-Sea. Baywood-Los Osos apartments for rent comparison page shows most up to date rent information on Baywood-Los Osos apartments and houses. Rent information is obtained from multiple rental sources but we cannot guarantee their accuracy.