Trail Conditions + Closures
To report any incident of theft or suspicious activity, please call the 24-hour Ranger Dispatch at
The following is a list of trail conditions for specific preserves.
Last updated 9/26/2014.
Alpine Road will be closed to vehicle traffic including bicycles between Joaquin Road and Willowbrook Road from 8 AM to 5 PM Monday through Friday and possibly some weekends for construction from August 19, 2014 to October 31, 2014.
El Corte de Madera Creek
The new staging area is OPEN!
The section of the Sierra Morena Trail between the new lot and gate CM04 is CLOSED permanently. Please visit the Preserve page for more information. Thank you for your patience during the time required to get the staging area open.
The Methuselah Trail, from the Giant Salamander Trail to the South Leaf Trail, is CLOSED to equestrians due to trail damage.
The South Leaf and North Leaf Trails are OPEN to bicyclists and equestrians.
The Methuselah Trail where it crosses El Corte de Madera Creek will have equipment working in the area to install a new bridge but the trail should be open during the work.
The Steam Donkey Trail near Skyline Boulevard is undergoing some major renovations involving new water bars, but will remain open.
The Toyon Trail seasonal closure sections are being monitored. The southern section and the middle section are OPEN to bicyclists and equestrians.
Road work will be taking place on the Vista Loop trail and portions of the Coyote Ridge trail. Visitors may experience short delays while equipment is working in the area. Please make your presence known when approaching heavy equipment. Expected date of completion is 5/20/2014.
The Achistaca Trail is OPEN to horses.
The Peters Creek Trail and Long Ridge Trail are OPEN to bicyclists and equestrians.
The White Oak Trail, Stevens Creek Nature Trail, and Skid Road Trail are OPEN to bicycle & equestrian use.
Purisima Creek Redwoods
Rancho San Antonio
The Hammond-Snyder Trail is currently OPEN to equestrian use.
The "Quarry" Trail which goes from the top of the PGE Trail to the Black Mountain Trail is OPEN to equestrian use.
* Construction is underway on the extension of the Ancient Oaks Trail from the Mindego Gateway parking lot to the existing Ancient Oaks Trail. It is expected to be completed and open in 2015.
* The segment of the Mindego Hill Trail to the top of Mindego Hill is partially completed but will not be open until grazing is reintroduced in 2015. There is currently no public access past gate RR12.
* To protect a federally listed endangered species (the San Francisco garter snake), the final mile of the Mindego Hill Trail prior to the current end of the trail at gate RR12 is CLOSED to bicycle use.
Closures in Sierra Azul Open Space Preserve:
Beginning Monday, June 23, access to the Bald Mountain area will be closed during summer and fall 2014 due to construction of a new parking area as part of the Mount Umunhum Summit Project.
Please note that the Mount Umunhum and Mount Thayer areas are CLOSED areas. Anyone found in these areas will be cited.
Areas that are adjacent to Mount Umunhum and Mount Thayer have been declared Temporary Closed Areas. Trespassers will be cited.
Please refer to the posted map for details.Other closed areas within Sierra Azul Preserve are shown on the Preserve map.
Stevens Creek Shoreline Nature Study Area
The Eagle Trail which provides a connection between Hamms Gulch and Razorback Ridge trails will be closed to all use 8 AM to 5 PM Monday through Friday from August 19, 2014 to October 31, 2014 during construction on Alpine Road.
The Betsy Crowder Trail is OPEN to equestrians.
Hamms Gulch, Lost, and Razorback Ridge Trails are OPEN to equestrians.
Other agencies with trails connecting to District land
Portola Valley- Alpine Road and the Eagle Trail
The Town of Portola Valley will be working on Alpine Road repairs. Alpine road will be closed to vehicle traffic including bicycles between Joaquin Road and Willowbrook Road from 8 AM to 5 PM Monday through Friday for construction from August 19, 2014 to October 31, 2014. Alpine Road is frequently used by cyclists to complete a loop through Windy Hill and Coal Creek Preserves.
The Eagle Trail which provides a connection between Windy Hill Preserve’s Hamm’s Gulch and Razorback trails will be closed to all use during those times as wel
San Mateo County- Alpine Road
San Mateo County will be working on Alpine Road repairs. Alpine Road will be closed to vehicle traffic including bicycles between Joaquin Road and Willowbrook Road from 8 AM to 5 PM Monday through Friday and possibly some weekends for construction from August 19, 2014 to October 31, 2014. Alpine Road is frequently used by cyclists to complete a loop through Windy Hill and Coal Creek Preserves
San Jose Water Company -- Los Gatos Creek Trail
Santa Clara County Parks
Santa Clara County Parks and Recreation Department -- Please contact Santa Clara County Parks for County Parks trail information.
Before you visit, please review the Seasonal Trail Closures to learn more about trails that are closed seasonally to ensure visitor safety and protect the trails from damage.
Last updated on: 9/26/2014