- Walks & Hikes
- In Person
Apr
26
Sat
- 9:00 AM
Join POST on a guided hike on one of the first open spaces we protected as an organization!
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What's New
From Biodiversity to Beach Access: POST Acts to Protect Iconic San Gregorio Ranch
April 23, 2025
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Upcoming Events
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- Volunteer
- In Person
Apr
26
Sat
Volunteer Outdoors in East Palo Alto at Cooley Landing
- 9 AM - 12 PM
Volunteer your time with Grassroots Ecology and Peninsula Open Space Trust to help increase biodiversity in East Palo Alto!
- Volunteer
- In Person
Apr
27
Sun
- 9 a.m. - 11:30 a.m.
Parks are amazing and wonderful green spaces full of living things. Just using your phone, help us discover them!
- Walks & Hikes
- In Person
May
2
Fri
Morning Hike at Rancho Cañada del Oro
- 9:00 AM
Join Peninsula Open Space Trust for a 4.1-mile loop through the Mayfair Ranch and Longwall Canyon trails of Rancho Cañada del Oro.
- In Person
May
4
Sun
Coastal Wildflower Day Festival (Venice Beach, Half Moon Bay)
- 10:00 AM - 2:00 PM
Free Event! Enjoy a plant sale, guided walk, kid's activities, booths, live music, and more!
- Walks & Hikes
- In Person
May
4
Sun
- 9:00 AM
Join Peninsula Open Space Trust for a very easy 2-mile walk at Wavecrest Open Space in Half Moon Bay!