Open Space


The 50-acre Summit House Open Space is located near the northeast corner of Avenida de los Arboles and Lynn Road.  Habitat types in this open space area include non-native annual grassland, coastal sage scrub, and extensive stands of prickly pear cactus. The Summit House Open Space is owned by COSCA and the City.

COSCA is a joint powers agency between the City of Thousand Oaks and Conejo Recreation and Park District

2100 Thousand Oaks Blvd., Thousand Oaks, CA 91362   |   805.449.2345

© 2020 COSCA