Merrimack Halloween & Things to Do 2026

Your complete guide to the best halloween in Merrimack and surrounding areas

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Merrimack counts down to the Halloween season with Halloween events, Halloween happenings, and costume contests that bring the community together. Spooky World Presents Nightmare New England offers serious scares, while the Milford Pumpkin Festival and NH PoutineFest 2025 add harvest flavor and lively regional activities.

Near Wasserman Park, families can enjoy autumn walks, bright lights, and seasonal treats before choosing a costume gathering or haunted adventure. Merrimack’s calendar makes room for both playful daytime fun and a memorable Halloween weekend.

Find the best Merrimack Halloween happenings this year!

Merrimack Halloween - spooky scene with haunted house, jack-o-lanterns, ghosts, witches, and trick-or-treaters

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Merrimack Halloween Events Map

See every Halloween event, haunted attraction, and pumpkin patch on one map.

Merrimack Halloween events map

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