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OSA logo on a purple square
Public Meeting

Board of Directors Meeting

Thursday, November 13, 2025 At 6:30 - 9pm
San José
Public Meetings Page
group of hikers surrounding and looking at a book
Volunteer Project

Training: Become an Open Space Authority Volunteer!

Saturday, November 15, 2025 At 9am - 1pm
morning, weekend
Other Protected Land
Morgan Hill
The Open Space Authority seeks new interpretive host volunteers who will represent the Authority at community outreach and large-scale events, participate in trail patrols and/or lead hikes as docents. Spend the morning learning about interpretive host techniques and upcoming volunteer opportunities.
Sign up through the Volunteer Portal
close view of a perched hawk staring into the distance
Community Event

Sponsored Event: Raptor Fest 2025

Saturday, November 15, 2025 At 9:30am - 2pm
accessible, day, family friendly, morning, weekend
Other Protected Land
San José
The Open Space Authority is proud to sponsor Santa Clara County Parks and Peninsula Open Space Trust's Raptor Fest, an annual event to learn more about birds of prey and the importance of conservation in our communities.
Learn More About This event
Black night sky with pink nebula and white stars throughout.
Guided Activity

Starry Nights

Saturday, November 15, 2025 At 6 - 8pm
accessible, docent-led, evening, family friendly, weekend
Rancho Cañada del Oro
Morgan Hill
The Open Space Authority and the San Jose Astronomical Association (SJAA) invite you to a community star party at Rancho Cañada del Oro Open Space Preserve.
Sign up through Eventbrite
Graphic with a blue gradient background, featuring a split image of a sun and moon over mountains, text "Save the Date" in gold cursive, "IASC DIWALI GALA '25" and "Sunday, November 16th" in red and gold, event location in gold.
Community Event

Sponsored Event: IASC Diwali Gala

Sunday, November 16, 2025 At 2 - 8pm
day, evening, family friendly, weekend
Morgan Hill
The Open Space Authority is proud to sponsor the Indian Association of South Santa Clara County's (IASC) Diwali Gali, in Morgan Hill.
Learn more about this event
OSA logo on a purple square
Public Meeting

Citizens' Advisory Committee Meeting

Monday, November 17, 2025 At 6:30 - 8:30pm
Public Meetings Page
A red-tailed hawk flying against a bright blue sky background, with its beak open in a call.
Guided Activity

Birding at Máyyan 'Ooyákma - Coyote Ridge

Sunday, November 23, 2025 At 8am - 12pm
day, docent-led, family friendly, morning, weekend
Máyyan 'Ooyákma – Coyote Ridge
Morgan Hill
Interested in birding? All levels of birders are welcome to our birding event at Máyyan 'Ooyákma - Coyote Ridge Open Space Preserve, where bird experts from the Santa Clara Valley Bird Alliance will help attendees look for a variety of native bird species.
Sign up through Eventbrite
A blue butterfly. There is a stripe of pink on its bottom wings lined with small black dots.
Guided Activity

BioBlitz at Spreckels Hill

Saturday, December 6, 2025 At 9 - 11:30am
docent-led, family friendly, morning, weekend
Other Protected Land
San José
Work with scientists and other community members to help count and document the plants, animals and other organisms living at Spreckels Hill. Keep Coyote Creek Beautiful will be hosting this special event called a BioBlitz!
Sign up through Eventbrite
Full moon partially obscured by a green-leaved tree on a rocky, grassy hill under a clear blue sky. The moon's bright, white surface contrasts with the dark tree and rugged terrain.
Guided Activity

Full Moon Hike Series (Part 4 of 4)

Saturday, December 6, 2025 At 3 - 7pm
docent-led, evening, family friendly, weekend
Coyote Valley
Morgan Hill
Join the Open Space Authority for a moonlit, four-mile guided hike at Coyote Valley Open Space Preserve. Participants will ascend the Arrowhead Loop Trail at golden hour, watch the sunset with a 360-degree view of Coyote Valley and descend once the moon is shining bright.
Sign up through Eventbrite
OSA logo on a purple square
Public Meeting

Board of Directors Meeting

Thursday, December 11, 2025 At 6:30 - 9pm
San José
Public Meetings Page

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