Mark Saturday, October 31: Trick or Treat: Pediatric Dental and Medical Day is a trick-or-treat event at 1717 Biddle St, St Louis, MO 63106-3454, United States in St. Louis, MO, from 10 AM to 2 PM. The date lands on Halloween itself. Come dressed up: costumes are encouraged. It is listed as family-friendly. Within three days of it, 70 more Halloween events happen around St. Louis.
Date & Time
Saturday, October 31 · 10 AM – 2 PM
UTC-05:00
Location
1717 Biddle St, St Louis, MO 63106-3454, United States | St. Louis, MO
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Know before you go
When
Saturday, October 31, 2026, 10 AM to 2 PM (on Halloween itself)
Where
1717 Biddle St, St Louis, MO 63106-3454, United States, 1717 Biddle St, St Louis, MO 63106-3454, United States, St. Louis
Length
About 4 hours
Ages
Family-friendly
Type
Trick-or-Treat Event
Dress code
Costumes encouraged
Details
🎃 ALL TREATS. NO TRICKS REQUIRED! 👻 Affinia Healthcare is proud to join forces with our partners at Home State Health and the Gateway Region YMCA for a fun-filled day of pediatric medical and dental care, games, STEM activities — and, of course, treats for the young and the young at heart! Bring the kids in their favorite costumes and enjoy a day where health, fun and community come together.
Event Location
1717 Biddle St, St Louis, MO 63106-3454, United States, 1717 Biddle St, St Louis, MO 63106-3454, United States, St. Louis
