fallen tree on trail

This information is updated as needed when trails are opened or closed, or when there is scheduled trail maintenance.

Trail conditions can vary depending on the time of year, the impact of rain and storms, construction and maintenance and other occurrences. Please be aware that trail closures may change from day to day without notice, based on current and predicted weather conditions. During winter storm season high waters can make creek crossings hazardous, so plan your outing accordingly. 

Trail closures are strictly enforced.

Bear Creek Redwoods

  • Upper Lake Loop Trail will be partially closed beginning Wednesday, July 17 through Friday, July 26. During this time it will not be possible to walk completely around the lake.
Date updated: Friday, July 19, 2019 - 2:45pm

El Corte de Madera Creek

  • PG&E will be realigning power lines by removing lines that are attached to trees, installing new poles and removing large trees to improve fire safety along Bear Gulch Road from Monday, July 22 through Friday, August 16. Access to Spring Board Trail from Bear Gulch Road will be limited at times during this work. All other preserve trails will be unaffected by this work. Find out more about the PG&E wildfire safety program.
  • Methuselah Trail, from Giant Salamander Trail to South Leaf Trail, is CLOSED to equestrians due to trail damage.
  • The Eastern portion of the Steam Donkey Trail is CLOSED FOR REMOVAL.The trail between the Oljon junction and Highway 35 will be replaced with a newly constructed section connecting the Oljon and Springboard trails. This final portion of the El Corte Madera Creek Watershed Protection Plan will reduce the need for preserve visitors to access Highway 35 during their visit and add over 2,000 feet of new single track to the existing trail network. Download map of trail construction area.
Date updated: Friday, July 19, 2019 - 9:30am

Fremont Older

  • The uppermost (southern) section of Toyon Trail is CLOSED to all use due to storm damage.
  • Wedding Trail is CLOSED to all use due to storm damage.
  • Vista Loop Trail is CLOSED to all use between the Fern Trail and the Look Out Trail due to storm damage. 
Date updated: Wednesday, June 12, 2019 - 11:00am

La Honda Creek

  •  Folger Ranch Loop Trail is OPEN to hikers and equestrians; however, please use caution in the area as the trail tread on the lower elevations has severe cattle hoof impact and is heavily pocked. 
Date updated: Monday, May 6, 2019 - 7:30pm

Long Ridge

  • Peter's Creek trail and Long Ridge Trail are OPEN to bicycles and equestrians.
  • Achistaca Trail is OPEN to equestrians
Date updated: Sunday, June 16, 2019 - 6:00pm

Monte Bello

  • Stevens Creek Nature Trail is OPEN, bridge construction is now complete.
  • White Oak Trail is OPEN.
Date updated: Wednesday, July 17, 2019 - 10:00am

Purisima Creek Redwoods

Whittemore Gulch Trail is now OPEN to bicycles and equestrians.



Date updated: Saturday, June 22, 2019 - 5:00pm

Rancho San Antonio

  • Black Mountain Trail and QuarryTrail are CLOSED due to a mountain lion encounter.
    Trails closed due to mountain lion encounter.
  • A portion of the Hammond-Snyder Trail is CLOSED, due to construction by the Santa Clara Valley Water District. The CLOSED segment of trail is marked in RED on the map below. Find out more about the Permanente Creek Flood Protection Project at valleywater.org.
    A portion of the Hammond-Snyder trail is closed during SCVWD construction.
Date updated: Friday, July 19, 2019 - 3:00pm

Sierra Azul

  • The area surrounding the base of the Mount Umunhum radar tower is CLOSED to public access at this time. Visitors can access the East Summit using a temporary covered walkway. More info.
  • Additional closed areas within Sierra Azul Preserve are shown on the Preserve map.
Date updated: Wednesday, June 19, 2019 - 3:15pm

Windy Hill

  • The Betsy Crowder Trail is now OPEN to equestrians.
  • The Lost Trail, Hamms Gulch Trail, and Razorback Ridge Trail are OPEN to equestrians.
  • The small slide on a section of Hamm's Gulch Trail near Lost trail has been repaired.
Date updated: Wednesday, July 3, 2019 - 6:30pm