Events in Castro Valley — October 2026 (18 Things to Do)

There are 18 events in Castro Valley, California in October 2026, including Practice Your English at the Castro Valley Library at Alameda County Library - Castro Valley, Reel Talk with Mick LaSalle at Alameda County Library - Castro Valley (2:30 PM), Homework Help Center at Alameda County Library - Castro Valley, Advanced Math + Science Tutoring at Alameda County Library - Castro Valley. Browse the full October 2026 calendar on VenuNite.

Are there free things to do in Castro Valley in October 2026?

No October 2026 events in Castro Valley are currently marked free. Events with an unknown price are not counted as free.

How do I find events in Castro Valley for a specific date in October 2026?

VenuNite lists every upcoming event in Castro Valley, California with date filters. Use the date picker on this page to narrow October 2026 down to a single day or weekend.