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Idaho 2025 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 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.

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  • OCT 29 WEDNESDAY ...and 14
    more dates
    +14 more
    The Haunted Swamp

    Twin Falls, ID
    (208)-280-2883
    hauntedswampidaho.com

    *Experience the Ultimate Fear! ??* The Haunted Swamp is one of the largest, 1-mile long outdoor haunts in Idaho with water, bridges, trees and some great scenes and props. It's located at 646 S Park Ave W in Twin Falls, Idaho. Our award winning... Read More