5 things to do in Castro Valley, CA — Friday, September 4, 2026

1. Games & Pizza

   At the library at Fremont Public Library, starting 1:30 p.m.

   Grades 6-12. Bring your friends and enjoy an afternoon of games and pizza! Register by noon that Friday so we know how much pizza to order.

   Details from the organizer

2. Friday Night at OMCA: PHER

   Live music at OMCA Garden Stage, starting 11 a.m.

   This Friday Night at OMCA, Oakland-born vocalist and songwriter PHER brings his soulful sound to the Garden Stage with a powerful live performance. Blending contemporary R&B, jazz, and soul with heartfelt storytelling,…

   Details from the organizer

3. Under The Thumb

   Community at Werkshack, starting 5:30 p.m.

   This group exhibition at Werkshack Studios brings together four artists to explore themes of oppressive systems, power, and control through glass and mixed media. Working across diverse techniques including fusing, pain…

   Details from the organizer

4. Storytime in the Park

   At the library at Kracklauer Park, starting 7 a.m.

   Age 5 & under. Join us for a special storytime and stay to play in the accessible playground. Check the library’s website in case of inclement weather. Drop in.

   Details from the organizer

5. Hannah Franco: Poiesis

   Community at Slate Contemporary Gallery, starting 11 a.m.

   SLATE is pleased to present Hannah Franco: Poiesis, a solo exhibition of new paintings by abstract artist Hannah Franco. Featuring ten new paintings, Hannah Franco brings her once-hidden washes of color forward as the t…

   Details from the organizer

Sources

• Official city, county and parks department calendars — Government event calendars for each covered market
• Public library event calendars — Library programming published by local systems
• Convention and visitors bureau calendars — Destination-marketing organizations for each city