Reign of Terror Haunted House
Southern California's largest indoor walk-through haunted house with 145 rooms.
11 haunted experiences near Simi Valley.
For those seeking Halloween thrills near Simi Valley, Universal Studios Hollywood presents a major attraction. If a more intimate, local experience is desired, consider events like The Haunt at Hellizondo right here in Simi Valley. This selection details various haunted happenings, differentiating between ticketed spectacles and free community events, and noting if they are geared towards families or adult audiences, as well as their locations within the wider region.
Community street fair with diverse vendors and live entertainment
Features a costume contest with prizes and a haunted house experience.
Interactive screening featuring live shadow cast Sins O' The Flesh.
Celebrate the Jewish harvest festival of Sukkot with seasonal activities.
See all haunted houses, trails, and scare attractions in your area.
Indoor haunts deliver tighter scares, animatronics, and weatherproof queues, and they suit dressier date nights. Trails and haunted hayrides trade polish for long, dark stretches where your imagination does the work, plus mud, cold, and better group chatter. Pick indoor if rain threatens or anyone hates confined startles being amplified by strobes; pick the trail for atmosphere and stargazing between screams.
Expect both everywhere, plus air horns, confined passages, and floor vibrations. Anyone with photosensitive epilepsy, migraines, asthma, or claustrophobia should read the attraction's sensory warnings, which are usually posted at the ticket page and entrance. Some haunts can flag a route around the worst strobe rooms if you ask staff, and glycol fog bothers some lungs, so pack an inhaler if you use one.
Extreme haunts require signed waivers and may include touching, restraint, isolation from your group, crawling, water, and verbal intensity far beyond a standard haunt. They're 18+ and always publish a consent framework with a safe word that instantly stops the experience. Read the full waiver before booking, go with a friend who's done one, and treat the safe word as zero-shame equipment.