Coal Mine Ridge

This area is owned by Portola Ranch Homeowners association and they allow the public to use the land.  The dirt trails are a combination of narrow and wide, with a mix of sun and shade.  The largest elevation change is 500 feet.  Please note that the Toyon trail is for pedestrian only and some of the trails do not allow dogs.  There is no drinking water, restrooms or food nearby.


Trails close to equestrians in wet weather.  Dogs must be on a leash and are only allowed on some of the trails.  Please respect the fauna and wildlife- do not litter and do not remove any plants.

Operating Hours

Sunrise to sunset.


Parking and entrance is free.

Disabled Access

The trails are not wheelchair accessible and there is no designated parking.


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Willowbrook Dr & Alpine Rd

Visit Google Maps for this Address


Continue on Alpine Road, past Portola Rd and look for the intersection with Willowbrook Dr.