Halloween in O Fallon

Halloween
Costume Parties
Halloween Parties
Trick or Treat

Your Guide For The Halloween In O Fallon

Explore The Best of Halloween Parties & Events in O Fallon, IL

District Frights 2026

 116 E. First Street, O'Fallon, IL, United States, Illinois 3 Oct 2026

Lil Sister - Halloween Party @ 1st Street Lounge (O'Fallon)

 1st Street Lounge 31 Oct 2026

October PTO Meeting

 1050 Ogle Rd, O'Fallon, IL 62269-7120, United States 20 Oct 2026

Briarstone Halloween Spooktacular Schooling Show

 Briarstone Riding Academy 24 Oct 2026