Halloween
Events in Collinsville 2026
Collinsville
Things to do on Halloween in Collinsville
Must-attend annual halloween events
Halloween decorations, costumes and party ideas
Everything for the big night — light-up inflatables and fog for the yard, this year's most-wanted costumes, and the party extras. Check delivery dates before you order.
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Decorate
Light-up inflatable
Blows up in minutes, glows all night
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Costume
Classic witch costume
The top adult costume, again
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Costume
Spider-Man and superhero suits
The No. 1 kids' costume this year
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Costume
Matching family costumes
One theme for the whole crew
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Costume
KPop Demon Hunters looks
This year's breakout costume
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Party
Fog machine
Instant haunted house
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Decorate
Giant posable skeleton
Sits, waves, holds a sign
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Decorate
Spooky light projector
Ghosts and bats across the house front
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Costume
Vampire costume
Cape, collar and fangs
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Decorate
Light-up ghosts
This year's best-selling decoration
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KID-FRIENDLY HALLOWEEN
Choose your pick for a kid-friendly scare.