Welcome to Los Osos, Cuesta By the Sea! Invest now for your future home. Los Osos is located within 15 minutes of the Montana De Oro State Park where there is access to camping, hiking, horseback riding, surfing and other water sports. Just across the Bay from Morro Bay and the Morro Bay National Estuary. This lot is walking distance to the launch point for kayaking, paddle board and canoeing. This is a wonderful location for peaceful living with the benefit of beautiful surroundings! Please call the SLO County Planning and Building Department with questions about building at 805-781-5600.