2024 Annual Impact Report

Learn about the Open Space Authority's biggest accomplishments over the last calendar year!

View the Report

Past Events

Black night sky with pink nebula and white stars throughout.
Community Event

Starry Nights!

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The Open Space Authority is pleased to work with the San Jose Astronomical Association (SJAA) to co-host a community star party at Rancho Canada del Oro Open Space Preserve.
docent-led, evening, family friendly, weekday, weekend
Rancho Cañada del Oro
Morgan Hill
RSVP
bird with brown feathers and white chest on a branch with many smaller twigs with no leaves against a blue sky
Guided Activity

Discover the Guadalupe Oak Grove

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Come learn about this beautiful, hidden, oak woodland with Docent Dave, who is also a member of the Friends of Guadalupe Oak Grove Park.
day, docent-led, morning
San José
RSVP
White crane bird with orange beak and black stripe above it eye
Guided Activity

Nature Walk at Ulistac

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Enjoy a peaceful nature walk with Authority Volunteer Rick.
day, docent-led, family friendly, morning, weekend
Santa Clara
RSVP
A group of volunteers wearing hats and yellow field gloves work in a field full of tall green invasive plants, holding field hoes to remove the plants
Volunteer Project

Volunteer Land Stewards: Coyote Valley Clean-up

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morning, weekend
Coyote Valley
Morgan Hill
Join us to work in an old walnut orchard in Coyote Valley to clear debris and old irrigation infrastructure and help convert this land into future organic farmland.
Sign up through the Volunteer Portal
OSA logo on a purple square
Public Meeting

Board of Directors Meeting

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Public Meetings Page
A rancher with a cowboy hat riding a brown horse across an empty field, with the sunsetting over mountains in the distance behind them
Guided Activity

Meet the Rancher

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accessible, day, docent-led, family friendly, weekday
Coyote Valley
Morgan Hill
Join the Open Space Authority at Coyote Valley Open Space Preserve to meet Allan Renz, a fifth generation cattle rancher.
Sign up through Eventbrite
green background with green stem with one leaf touching water sideways so it creates the illusion of a heart shape in the center of the image
Guided Activity

Walking on Wednesdays - A Wellness Experience for Widows and Widowers

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accessible, morning, weekday
Máyyan 'Ooyákma – Coyote Ridge
Morgan Hill
After losing a spouse, it may seem like the only people who understand are those who have been through it. Come take a gentle walk with us.
Sign up through Eventbrite
A large tree in front of a misty landscape with a sun rising over hills
Guided Activity

Winter Wonderland Walk at Little Uvas

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docent-led, family friendly, morning, weekend
Other Protected Land
Morgan Hill
Sign up through Eventbrite
A red-tailed hawk flying against a bright blue sky background, with its beak open in a call.
Virtual Event

First Friday Bird Buddies

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day, family friendly, weekday
Want to test your knowledge about birds? Grab a cup of hot chocolate or coffee and join us for a virtual lunchtime program and trivia session about birds, in honor of National Trivia Day!
Sign up through Eventbrite
A group of people stand at the top of a hill overlooking a green valley bathed in late-afternoon light, under a clear blue sky
Guided Activity

Stories About Stewardship

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docent-led, family friendly, morning, weekend
Other Protected Land
San José
Join staff from the Open Space Authority to learn about restoration efforts in Coyote Valley! Attendees will hike a gentle slope (1.5 miles) to the top of Spreckels Hill where they'll learn about historic land uses and restoration efforts.
Sign up through Eventbrite