Volunteer Outdoors in Alviso at the Burrowing Owl Project (18+)

Fri · Oct 16·Berryessa Community Center · San Jose

Berryessa Boo Bash Join us for a fun-filled evening at Berryessa Community Center! Friday, October 16, 2026, from 6:00 - 8:30 p.m. This family-friendly event will feature hands-on arts & crafts, an immersive walkthrough experience, and activities for all ages — plus plenty of exciting surprises throughout the night! Ti…

Fri · Oct 16·Roosevelt Community Center, Rink · San Jose

Get ready for a spooktacular evening of FREE family fun at Roosevelt After Dark! Join us on Friday, October 16, 2026, from 6:30–8:30 p.m. at the Roosevelt Community Center Rink for a night filled with Halloween festivities for the whole family. Enjoy open skate night, a haunted maze, a kids’ pumpkin patch, Halloween cr…

Fri · Oct 16·Biblioteca Latinoamericana, Children's Area & Teen Room, San Jose

Looking for a fun activity this Halloween? Stop by the branch for our spooky season scavenger hunt! We'll have a bunch of spooky-themed (but not-that-scary) paper creations hidden between our bookshelves, think you can find them all? Drop in, grab a scavenger hunt clue card and begin exploring Biblioteca Latinoamerican…

Fri · Oct 16·Santa Teresa, San Jose

Stop by to leave a puzzle, take a puzzle, and exchange old puzzles for new ones. We ask that you: Limit to 3 to 5 puzzles per week to trade Trade puzzle sets of 350 pieces and up Do not trade in damaged or incomplete puzzles Puzzles are family friendly ADA Accommodation Requests

Sat · Oct 3·9 AM – 12 PM·Redwood Grove Nature Preserve, 482 University Avenue, Los Altos, CA, 94022

Volunteer your time to help increase biodiversity in Los Altos at Redwood Grove Nature Preserve!

Wed · Oct 7·9 AM – 12 PM·Foothills Nature Preserve Interpretive Center, 3300 Page Mill Rd, Palo Alto, CA, 94304

Volunteer your time to prepare a planting area to increase biodiversity at Foothills Nature Preserve!

Sun · Oct 11·9 AM – 12 PM·McClellan Ranch Preserve, 22221 McClellan Road, Cupertino, CA, 95014

Volunteer with Grassroots Ecology to steward a meadow ecosystem!

Sat · Oct 17·9 AM – 12 PM·PARKING LOCATION, SEE DESCRIPTION FOR EVENT LOCATION, 1600 Amphitheatre Parkway, Mountain View, California, 94043

Volunteer your time to help increase biodiversity in Mountain View at Shoreline!