Halloween
Events in Wentzville 2026
Wentzville
Things to do on Halloween in Wentzville
Must-attend annual halloween events
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Sat, 10 Oct, 2026 - 11:00 AM230 S. Main Street, St. Charles, MO, United States, Missouri 6330167+ Interested
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FeaturedSat, 17 Oct, 2026 - 04:00 PMPublic School HouseUSD 45
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Thu, 15 Oct, 2026 - 05:00 PMB&B Theatres Wentzville 12121+ Interested
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Fri, 23 Oct, 2026 - 09:30 AM516 S Kirkwood Rd, St. Louis, MO, United States, Missouri 63122
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Fri, 23 Oct, 2026 - 04:00 PMPublic School HouseUSD 45
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Fri, 23 Oct, 2026 - 06:00 PM15025 Faust Park, Chesterfield, MO, United States, Missouri 6301775+ Interested
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Fri, 23 Oct, 2026 - 05:00 PMMain St, St Charles, MO 63301, United States1125+ Interested
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Sat, 31 Oct, 2026 - 03:30 PM200 Salt Lick Road, Saint Peters, MO, United States, Missouri 63376351+ Interested
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Sat, 10 Oct, 2026 - 10:00 AM101 Sheriff Dierker Ct, O'Fallon, MO, United States, Missouri 63366128+ Interested
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Sat, 10 Oct • 10:00 AM + 1 moreBrookdale Farms7+ Interested
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Sun, 25 Oct, 2026 - 12:00 PMHelium Comedy Club - Saint Louis1002+ Interested
Halloween Parties in Wentzville
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Sat, 24 Oct, 2026 - 04:00 PMLaumeier Sculpture Park - Moss Shelter41+ Interested
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Fri, 30 Oct, 2026 - 07:00 PM13653 Lodge Blvd, Grafton, IL, United States, Illinois 6203775+ Interested
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Sat, 31 Oct, 2026 - 06:00 PM17352 Manchester Rd, Wildwood, MO, United States, Missouri 6303824+ Interested
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Fri, 30 Oct, 2026 - 08:00 PM17049 N Outer 40 Rd #189, Chesterfield, MO, United States, Missouri 63005
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KID-FRIENDLY HALLOWEEN
Choose your pick for a kid-friendly scare.
Trunk or Treat events in Wentzville
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Sat, 31 Oct, 2026 - 03:30 PM200 Salt Lick Road, Saint Peters, MO, United States, Missouri 63376351+ Interested
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Sun, 25 Oct, 2026 - 04:30 PM3930 McClay Rd, Saint Peters, MO, United States, Missouri 63304529+ Interested
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Thu, 22 Oct, 2026 - 05:00 PM1000 Warrenton Shoppes, Suite 57, Warrenton, MO84+ Interested
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Sat, 24 Oct, 2026 - 05:00 PM1 Club Way Dr, St Peters, MO 63376-8000, United States42+ Interested
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Fri, 30 Oct, 2026 - 05:00 PM1121 Columbus Ln, Washington, MO 63090-4170, United States119+ Interested
Trick or Treat events in Wentzville
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Fri, 23 Oct, 2026 - 06:00 PM15025 Faust Park, Chesterfield, MO, United States, Missouri 6301775+ Interested
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Fri, 23 Oct, 2026 - 05:00 PMMain St, St Charles, MO 63301, United States1125+ Interested
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Costume Parties in Wentzville
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Sun, 11 Oct, 2026 - 11:00 AM3212 Rue Royale, St. Charles, MO64+ Interested
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Fri, 16 Oct, 2026 - 06:30 PM111 S Geyer Rd, Kirkwood, MO, United States, Missouri 6312213+ Interested
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Thu, 22 Oct, 2026 - 06:30 PM111 S Geyer Rd, Kirkwood, MO, United States, Missouri 6312223+ Interested
Pop-Ups events in Wentzville
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FeaturedSat, 17 Oct, 2026 - 04:00 PMPublic School HouseUSD 45
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Fri, 23 Oct, 2026 - 04:00 PMPublic School HouseUSD 45
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FeaturedFri, 16 Oct, 2026 - 04:00 PMPublic School HouseUSD 45
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Sat, 24 Oct, 2026 - 04:00 PMPublic School HouseUSD 45
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Thu, 22 Oct, 2026 - 05:00 PMPublic School HouseUSD 45
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Fri, 30 Oct, 2026 - 04:00 PMPublic School HouseUSD 45
Free halloween events in Wentzville
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Fri, 16 Oct, 2026 - 05:30 PMGoldfish Swim School - Warson WoodsFree
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