Trunk or Treat @CstoneSF is a trunk-or-treat at Archbishop Riordan High School in San Francisco, CA, on Sunday, October 25 starting at 11:15 AM. That's 6 days before Halloween. It is listed as family-friendly. San Francisco has 17 other Halloween events within three days of this one.
Sunday, October 25 · 11:15 AM
UTC-07:00Archbishop Riordan High School | San Francisco, CA
Archbishop Riordan High School, 175 Frida Kahlo Way,San Francisco, California, United States
It is on Sunday, October 25, 2026, starting at 11:15 AM, 6 days before Halloween.
It takes place at Archbishop Riordan High School, 175 Frida Kahlo Way,San Francisco, California, United States.
Yes, it is listed as a family-friendly Halloween event.
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