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Long Ridge Long Ridge

All Midpen Preserves are open to the public free of charge, 365 days a year from dawn until one-half hour after sunset.

With options for short hikes, rides to scenic overlooks, and longer loop trips, Long Ridge Open Space Preserve provides something for everyone. Connected to Skyline Ridge Open Space Preserve by one of the longest continuous segments of the Bay Area Ridge Trail (13 miles from Sanborn-Skyline County Park to the northern boundary of Russian Ridge Open Space Preserve), Long Ridge Preserve is popular among hikers, cyclists, and equestrians alike.

Long Ridge

Leashed dogs are allowed only in designated areas, as posted at Long Ridge Open Space Preserve. Please see Ideas for Dog Owners for more information.

The Sempervirens Fund provided major support for acquisition of portions of Long Ridge Open Space Preserve.

Note: This Preserve is bordered by private property. Please respect the boundaries and stay on designated Preserve trails.


Parking for Long Ridge Open Space Preserve is at Peters Creek trailhead on the west side of Skyline Boulevard, about 3.6 miles north of its intersection with Highway 9, and approximately 3.3 miles south of its intersection with Page Mill Road. If you are coming from the north on Skyline Blvd., the pullout is just past Portola Heights Road on the right. From the south, the pullout for the parking area is near the Palo Alto city limits sign on the right. There is additional parking across Skyline Blvd. at the Grizzly Flat trailhead.

Parking is also available in the Caltrans parking area at the intersection of Highway 9 and Highway 35.

Download a map of Long Ridge Open Space Preserve


Latest News

Midpen invites photographers to enter its 6th Annual Digital Photography Competition, running December 1, 2014 through March 31, 2015.

(12/1/14 )

Activities at the Preserve

Solstice Evening at Turtle Rock

Long Ridge Secrets Eagle Rock

Discovering What’s Special

Ideas for...

Dog Owners



Mountain Bikers

Trail Conditions

The Achistaca Trail is CLOSED to horses.

The Peters Creek Trail and Long Ridge Trail are CLOSED to bicyclists and equestrians.

IMPORTANT: Please be aware that seasonal trail closures may change from day to day without notice, based on changing weather conditions. Also note that during winter storm season high waters can make creek crossings hazardous, so plan your outing accordingly.

Last updated on: 11/29/2014

Additional Information

Permit Information

Dog Access Guidelines

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