Calendar

Mike H. is leading this awesome full loop hike on Coyote Ridge to share his knowledge all about tule elk! We are seeking at least two hike sweeps to help manage the group, share knowledge and escort guests back if they need to leave early for any rea...

Join us for upcoming opportunities to enhance your knowledge as a docent or volunteer with the Open Space Authority. These sessions are designed to provide knowledge and practical experience to help enhance our programs for the public. Come learn wi...

We're seeking 5 volunteers to help with Starry Nights each month in 2026! ⭐The BasicsVolunteer shift date & time: Varies - specific times shown in YELLOW belowProgram Time: Varies - shown below in whiteNote: the program run time is NOT the vol...

We're seeking 4 volunteers to help with a Senior Stargazing Event ⭐The BasicsVolunteer shift date & time: Friday, Sept.11. 2026 from 6:45 p.m. to 10:45 p.m. Program Time: 8 p.m. to 10 p.m. Note: the program run time is NOT the volunteer shift. W...

On September 12th we will be visiting and removing stinkwort from the Blair Ranch area. The goal is to hand-pull the plant before it begins flowering and dropping seeds. Removing this invasive species will help us restore native grasslands around th...

Help us engage our communities at Viva Calle SJ which is an open streets program that connects communities by temporarily closing streets to motorized vehicles allowing for non-motorized activities like walking, running and skating! The Open Space Au...

We're seeking 4 volunteers to help with our Latino Conservation Celebration!The BasicsVolunteer shift time  Date/Shift Time: Tuesday, September 15, 2026, 5:45 p.m. to 9:45 p.m.  Program Time: 6:30 PM - 9:00 PM (please note that we will bring att...

https://www.sjdistrict2.org/villagefestThis is a different and unique volunteer opportunity where OSA is not tabling at the event but would love a volunteer or two to attend as a guest and report back to us on how the event was. Attend the event to c...

Join us for upcoming opportunities to enhance your knowledge as a docent or volunteer with the Open Space Authority. These sessions are designed to provide knowledge and practical experience to help enhance our programs for the public. Come learn wi...

The Luna Chalk Art Festival is a celebration of colorful art, music, food, vendors and community! The event runs from 10 a.m. to 5 p.m. on Saturday September 19. We are seeking two (2) amazing volunteers to help support our engagement at this event ...

The Luna Chalk Art Festival is a celebration of colorful art, music, food, vendors and community! The event runs from 10 a.m. to 5 p.m. on Saturday September 19. We are seeking two (2) amazing volunteers to help support our engagement at this event ...

Paul will be leading a Tarantula Trek on Sept. 20 and we'd love your help. Please bring your reflective vest, layers, red-light and good shoes for this short walk on the Longwall Trail. Please arrive by 4:00 p.m. to help greet attendees. The walk wil...

John will be leading a birding walk from 8 a.m. to 12 p.m. We are seeking up to two sweeps to help keep the program together during the program.

  We are seeking two (2) amazing Volunteer Ambassador to join to represent the Authority for Mid-Autumn Moon Festival! at Children's Discovery Museum of San Jose on Saturday September 26, 2026 from 10:00 a.m. to 2:00 p.m. This fun, seasonal even...

We are seeking two (2) amazing volunteers to help staff the 2026 SJ Reid Hillview Airport Community Day . Event time will be 10am-3pm. We will need two volunteers to work alongside OSA staff member - two different shifts available. Shift time 9:00am...

We are seeking two (2) amazing volunteers to help staff the 2026 SJ Reid Hillview Airport Community Day . Event time will be 10am-3pm. We will need two volunteers to work alongside OSA staff member - two different shifts available. Shift time 9:00am...