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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.

Overview | Directions and Parking | Trails | Regulations


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.

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


Long Ridge

Visitors at Long Ridge can look down on the early morning fog in the canyon, or watch the sun setting over the Pacific Ocean.



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.



  • Long Ridge offers over 10 different trails that can be enjoyed on short hikes or combined for longer loop trips.

  • The preserve borders Saratoga Gap Open Space Preserve, Skyline Ridge Open Space Preserve and Upper Stevens Creek County Park allowing for even more trail connections.

Download a map of Long Ridge Open Space Preserve

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


Below is a list of some basic regulations that will help to ensure a safe, enjoyable visit.

  • Hours: Preserves are open a half hour before sunrise until a half hour after sunset.
  • Dogs: Dogs are allowed on designated trails in this preserve. Must be controlled on a maximum 6-foot leash at all times. Dogs are allowed only in designated preserves or areas as posted. Dog walkers are required to bag and remove all dog waste from the Preserve by packing it out. Moving dog waste off trail is not permitted. Download Dog Access Guidelinespdf
  • Bicyclists: Bikes are allowed on designated trails in this Preserve. Helmets are required at all times. Please observe the 15-mph trail speed limit (5-mph when passing or approaching blind turns). Download Bicycle Access Guidelinespdf
  • Equestrians: Horses are allowed on designated trails in this Preserve. Helmets are recommended for all equestrians. Riders under 18 years of age are required to wear a helmet on all District land. Download Equestrian Access Guidelinespdf
  • Groups: For safety reasons, permits are required for all groups of 20 or more people.

  • Fires: Fires are prohibited on preserves.

  • Smoking: Smoking is prohibited on preserves.

  • Weapons: Weapons of any kind are prohibited on preserves.

  • Plants and Animals: Please leave plants and animals undisturbed. This not only preserves the natural environment, but is also a safety precaution.

  • Water Areas: Swimming wading, or engaging in any water-contact activity in any water areas of the District is prohibited.
Download District Regulations and Ordinancespdf


Latest News
Ancient Oaks Trail Extension Now Open! The new trail is the final phase of the POST-funded Mindego Gateway Project, and connects the new Mindego Parking Lot with Russian Ridge Open Space Preserve’s popular multi-use trail network.  More>>


Activities at the Preserve

Ohlone Medicine

Ideas for...

Dog Owners



Mountain Bikers

Trail Conditions

The Achistaca Trail is OPEN to horses.

The Peters Creek Trail and Long Ridge Trail are OPEN 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: 5/7/2015

Additional Information

Permit Information

Dog Access Guidelines

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