Idaho 2026 Halloween Events Calendar
Looking to plan a day of haunt-filled fun this fall? Make sure to check out IdahoHauntedHouses.com's Calendar of Halloween Events to find the best Idaho Fall Festivities and terrifying Haunts each and every day this September through November. Whether you're planning a last minute outing with friends, or you are putting together a day filled with family fun, make sure to utilize IdahoHauntedHouses.com's Halloween Events Calendar to get the most out of the season this autumn! Click on a day to see all events for that day.
September 2026
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October 2026
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November 2026
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Requiem Haunted House
Requiem Haunted House
Caldwell, ID
Requiem is the newest and largest 13,000 sq ft indoor haunted attraction in the treasure valley. Experience a multi-level and intense story telling experience.
The Haunted Swamp
The Haunted Swamp
Twin Falls, ID
Step into Southern Idaho’s most iconic award winning outdoor haunt.
Lost Souls Attractions
Lost Souls Attractions
Shelley, ID
The Theatre of the Lost Souls: The Virginia Theatre was built 100 years ago by a fan of picture films.
Annabelle’s Haunted Cottage
Annabelle’s Haunted Cottage
Idaho Falls, ID
Every year the theme of the haunt changes, we look forward to sharing Jurassic Park with our Community and surrounding Communities this year.
Psycho Circus at Cimarron
Psycho Circus at Cimarron
Boise, ID
The Psycho Circus Haunted House is back, and it’s scarier than ever! Join us for a night filled with frights, thrills, and chills as you navigate through our twisted attractions and face your darkest fears. Are you ready?