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9 haunted houses near Los Angeles + Orange County with 2026 dates confirmed on their official sites, across 8 towns. The earliest to open is Delusion: Den of The Mosquito, on September 17. The most intense, at 5 of 5 ghosts: Delusion: Den of The Mosquito, Nightmare Rising: Pandemic Z, The 17th Door Haunt Experience, and 5 more.
Immersive horror-theater experience (not a walkthrough maze) set in a 1920s New Orleans brothel, at the historic Beckett Mansion; guests play characters in a 50-minute interactive story.
Family farm near Redlands that turns into a haunt at night: a tractor-pulled haunted hayride and a walk-through haunted trail, plus a campfire for s'mores.
Long-running Griffith Park Halloween event: a themed haunted hayride plus walk-through mazes, with a new rock-band-themed maze for 2026 alongside returning attractions.
Interactive zombie-survival haunt on a 400-acre paintball property in Chino: guests pick missions across several storylines, and actors may make physical contact.
Six haunted mazes aboard and around the historic Queen Mary, plus hidden speakeasies, new dark rides, and theatrical shows for its 13th season.
Large indoor haunt at Janss Marketplace billed as the biggest walkthrough haunted house in the LA metro: 142+ themed rooms across 12 attractions, new Backwoods and Hotel sections for 2026.
Extreme walk-through haunt in Buena Park: a timed, roughly 35-minute prison-themed experience with actors, physical effects, water and tight spaces.
After-dark haunted maze at Live Oak Canyon farm: costumed actors lurk through the corn, a barn and wooded paths in an October-only walk-through separate from the daytime pumpkin patch.
Halloween horror theatre: staged adaptations of The Legend of Sleepy Hollow and the La Llorona legend, with a spooky artisan fair, a Wicked Lit museum and themed photo sets.
Delusion: Den of The Mosquito, Greenspot Farms Haunted Hayride & Trail, Los Angeles Haunted Hayride, Nightmare Rising: Pandemic Z, Queen Mary's Dark Harbor, Reign of Terror Haunted House, and 3 more. Each has its 2026 dates, hours and prices on its own page.
The earliest in this guide is Delusion: Den of The Mosquito on September 17, 2026.
The most intense in this guide are Delusion: Den of The Mosquito, Nightmare Rising: Pandemic Z, The 17th Door Haunt Experience, Greenspot Farms Haunted Hayride & Trail, and 4 more, rated up to 5 of 5 ghosts on our scare scale. Check each venue's own age guidance before you go.
The milder picks are Wicked Lit 2026, rated 3 of 5 ghosts.
Delusion: Den of The Mosquito: Varies by ticket tier (sold via Zentix); Greenspot Farms Haunted Hayride & Trail: Hayride $30 adults, $25 under 12; trail $20 adults, $15 under 12; Los Angeles Haunted Hayride: From $38.99; Queen Mary's Dark Harbor: From $50.99 select nights; presale $29.99+. Prices are from each official site.
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