St. Peters Halloween Carnival
Family carnival with games, crafts, and lunch for ages 10 and under.
Saint Peters Family-Friendly Fall Activities 2026
22 family-friendly fall activities in Saint Peters and nearby.
Saint Peters residents can find Halloween events spanning from the popular Halloween Carnival right here to attractions in nearby O'Fallon and Belleville.
Families seeking an engaging outing can look to events like the Halloween Carnival, while other activities might involve a drive to surrounding areas like Belleville for their extensive pumpkin festivals.
All Family-Friendly Fall Activities Around Saint Peters
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Food, Drink, and Parties
1 of 13
The Legendary CWE Halloween Street Party
St. Louis
St. Louis street party featuring parades, live entertainment, and costume contests.
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Haunted Experiences
1 of 21
Creepyworld Haunted Screampark
Fenton
Massive screampark featuring 13 haunted attractions and a haunted hayride.
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Unique & Unusual
1 of 4
Scarecrow Glen at Legends & Lanterns
St. Charles
Vote for your favorite creative scarecrow around the Gazebo.
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Find Family-Friendly Halloween Fun on Our Map!
See all trunk-or-treats, pumpkin patches, and kid-friendly events nearby.
Frequently Asked Questions
How do we make Halloween costumes work in cold or wet Saint Peters weather?
Build the costume a size up over a thermal base layer, and choose designs where a coat reads as part of the look, capes, robes, and animal onesies win October. Face paint beats masks in drizzle, and clear ponchos exist for downpour parades. For evening events, add reflective tape and glow bracelets. Test the full layered outfit at home once before the night.
What's the best time of day to take toddlers to Halloween events in Saint Peters?
Work around the nap, not the event schedule: 9-11 am at pumpkin patches means empty photo spots, fresh animals, and cool air, while the 3-5 pm slot catches post-nap energy before dinner meltdowns. Skip evening events entirely for under-3s unless they're short and close to home. Weekday mornings beat weekends by a mile if your schedule allows it.
How muddy do pumpkin patches around Saint Peters get, and how do we dress for it?
One rainy day earlier in the week means real mud in the picking field even under sunshine. Rain boots for kids, waterproof or sacrificial shoes for adults, and a full change of clothes per kid in the car solve 90 percent of it. Trash bag for the footwell, wipes in your pocket. Muddy weeks are also the least crowded, so prepared families win twice.