San Mateo County, CA · San Francisco–Oakland–Fremont area · Latest check Fri, Oct 16
Things to do with kids in Foster City, CA
4 upcoming family events and 0 places and programs in Foster City, CA. Every listing links to the organizer’s own page and shows the date we last checked it — confirm the details there before you go. Dates are in Pacific Time.
All of the San Francisco area →This weekend in San Francisco →Upcoming family events
- Festivals and parties
Sat, Oct 24 · 11:00 AM
Foster City 2026 Halloween Festival
Leo J. Ryan Park (Meadow and Amphitheater) / Foster City Community Center
From $5Ages 2–12
- STEM & discovery
Mon, Nov 30 · 6:15 PM
Science of Slime (Foster City Library)
San Mateo County Libraries – Foster City Library
Free
- Tree lightings
Wed, Dec 2 · 5:00 PM
Foster City 2026 Holiday Tree Lighting Ceremony
Foster City Community Center
- Arts & crafts
Sat, Dec 5 · 2:00 PM
Winter Music Festival: David Rocha Jazz (Foster City Library)
San Mateo County Libraries – Foster City Library
FreeAll ages
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