The San Bruno Mountain State Park is a state and county park in Daly City, California. It is considered as a local and regional landmark, being a unique open space island right in the heart of a highly urbanized location.

Featuring the San Bruno Mountain and located at the northern reaches of the Santa Cruz Range, the San Bruno Mountain State Park overlooks the city of San Francisco. It was created to protect the area which is a natural habitat for various species of endangered and rare plants, as well as butterflies.

As for recreation, visitors can enjoy hiking through its several challenging hiking trails. It also has several other day use facilities and is open daily from 8 am up until sunset.