About the Midpeninsula Regional Open Space District

Calendar of Activities

Enjoy the many free Outdoor Activities on Midpeninsula Regional Open Space District preserves. All activities are led by trained volunteer docents and are free of charge. Some activities require reservations. Please refer to the Reservation Information page for full details.

For all activities, heavy rain at the activity location will cancel that activity. In the event of light rain or the threat of rain, the docent will make the decision at the designated meeting time and location.

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Start Time


01/27/2015 Nature’s Garden in Winter 10:00  am Monte Bello Moderate Hike



Start Time


02/01/2015 Earthquake Walk 2:00  pm Los Trancos Easy Hike
02/04/2015 Explorer Hike: Lost and Found 10:30  am Los Trancos Moderate Hike
02/07/2015 Reservation Required Search for the Dusky-footed Woodrat and Friends 4:00  pm Pulgas Ridge Moderate Hike
02/07/2015 Finding Fungi, Flora, and Fauna 10:00  am Monte Bello Moderate Hike
02/08/2015 Happy Birthday John Steinbeck 11:00  am Skyline Ridge Moderate Hike
02/08/2015 Under the Redwoods 12:30  pm Purisima Creek Redwoods Strenuous Hike
02/08/2015 Explorations in Fungi 9:00  am Purisima Creek Redwoods Strenuous Hike
02/08/2015 Reservation Required Early Bird Slow Ride 9:30  am Monte Bello Intermediate Mtn. Bike Ride
02/11/2015 Scenic Aerobic Hike 10:00  am St. Josephs Hill Moderate Hike
02/12/2015 Sunrise Hike 7:00  am Pulgas Ridge Moderate Hike
02/14/2015 Reservation Required Redwood Oxygen 10:30  am Purisima Creek Redwoods Moderate Hike
02/15/2015 Reservation Required Introductory Geocaching for Families 10:00  am Skyline Ridge Easy Hike
02/16/2015 Discovering What’s Special 10:00  am Long Ridge Moderate Hike
02/18/2015 Explorer Hike: Winter in the Forest 10:30  am El Corte de Madera Creek Moderate Hike
02/18/2015 Where’s the Water? 10:00  am Fremont Older Strenuous Hike
02/19/2015 Third Thursday: Picchetti Ranch 10:00  am Picchetti Ranch Moderate Hike
02/21/2015 Tafoni Trek 9:30  am El Corte de Madera Creek Moderate Hike
02/21/2015 Reservation Required Winter Fungus Walk 9:45  am Purisima Creek Redwoods Moderate Hike
02/22/2015 Reservation Required The Other Side of Purisima Creek Redwoods 10:00  am Purisima Creek Redwoods Strenuous Hike
02/22/2015 Mt. Sombroso Romp 9:00  am Sierra Azul Strenuous Hike
02/28/2015 History of Fremont Older Ride 10:00  am Fremont Older Intermediate Mtn. Bike Ride

WINTER (December, January, February)

Full Outdoor Activities Listing and Schedule

At-a-glance Listing

Special note:

If you have a group of 4 or more people who would like to attend a docent-led activity listed in Outdoor Activities, please contact the Docent Programs Coordinator at (650) 691-1200 to discuss in advance. Other arrangements may need to be considered for your group.

Additional Information

Reservations are required for certain activities. Reservations for a given activity are only accepted within the two-week time period prior to the activity date. The maximum number of people allowed for a group reservation is four (4) people. The online reservation forms activate in the individual listings two weeks prior to the date of the activity.

--Emails and voicemails regarding activities are not monitored after hours or over the weekends, but will be processed the next business day.

--If your plans have changed after you have made a reservation and you are no longer able to attend, please let us know so that we can release your reservation to someone else.

Full Reservation Policies

Additional Information

Easy Hike Easy Hike
Moderate Hike Moderate Hike
Strenuous Hike Strenuous Hike
Easy Nature Ride Easy Nature Ride
Intro Bike Ride Intro Mtn. Bike Ride
Intermediate Bike Ride Intermed Mtn. Bike Ride
Adv Bike Ride Adv Mtn. Bike Ride
Kids Kids
Reservations Required Reservations Required
Reservations Required Healthy Parks,
Healthy People

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