Gilroy Gardens The Great Big BOO
Next open
2026-09-25 – 2026-11-01
Admission
See website
Single-day admission ticket or valid Premium Membership is required for admission. The Great Big BOO experience itself is free with park admission.
Location
3050 Hecker Pass Highway, Gilroy, CA 95020
The story
About Gilroy Gardens The Great Big BOO
A family friendly Halloween event at Gardens featuring live entertainment, themed characters, trick or treating, decorations, and seasonal attractions throughout the park.
When to come
Season schedule
2026 dates haven't been published yet.
Season dates
2026-09-25 – 2026-11-01
Weekly hours
See website for hours
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