The family calendar

A little something to look forward to

Storytimes, festivals, garden days, and more around San Francisco. Find a date that fits your family.

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Illustration of families gardening and reading together, with San Francisco hills and the Golden Gate Bridge in the distance

October 2026

October 2026. Choose a day to read its family event details.
SunMonTueWedThuFriSat

Dots and numbers mark event dates. Select a day for details below. All times are in San Francisco time.

Sat, Oct 17

2 events · San Francisco time

· 11:00 AM–4:00 PM

Free

Bay Area Science Festival Discovery Day

UCSF Mission Bay campus, Koret Quad · Mission Bay
Koret Quad, UCSF Mission Bay, San Francisco

Explore hands-on science demonstrations, experiments, and activities across the UCSF campus.

Who it’s for:
Open to all ages; families, children, teens, and adults are welcome.
Cost:
Free public festival.
Before you go:
Free public attendance; check the organizer’s program and arrival guidance. Expect crowds and louder sound; most exhibits are on paved paths or indoors, with some on grass.
Official event details

Checked Sun, Sep 20 · Bay Area Science Festival / UCSF

· 3:00 PM–4:00 PM

Free

Children’s Halloween Costume Swap

Portola Library meeting room · Portola
380 Bacon Street, San Francisco

Find or pass along a child-sized costume at the neighborhood swap.

Who it’s for:
Families looking for children’s costumes.
Cost:
Free library program.
Before you go:
Drop in. You may take a costume without donating. Clean, gently used or new children’s costumes are accepted October 1–17; selection depends on donations.
Official event details

Checked Sun, Sep 20 · San Francisco Public Library

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A short selection of family events, free outings, and seasonal ideas, with ages, costs, and booking notes to help you choose.

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