ontario, California (CA) Haunted Houses & Halloween Events

The best spooky attractions in ontario, California — from family-friendly pumpkin patches to full-throttle scream parks.

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About Halloween in ontario, California (CA)

Explore the best local haunts and fall fun around ontario, California. From family nights to extreme scares, there’s something for every thrill-seeker.

FAQs

Parking and lines? – Many attractions offer timed entry or VIP tickets.
Accessibility? – Check event details or call ahead to confirm accessible routes.
Want to be featured? – Submit your event and ask about featured placement.