Halloween on Main Street!

Saturday, October 31, 2026 · 5 PM – 9 PM

The Just Treats No Tricks tradition continues on Halloween, Saturday, October 31st as the City of Collinsville presents Alien Invasion - Halloween on Main Street in the City Plaza! Well start at the City Plaza at 5:30 PM (be sure and get there early as this is always a very big event) the costume parade will take place with trick-or-treaters parading down Main Street for everyone to see their costumes. Trick-or-treaters will then trick or treat their way back to the City Plaza. Downtown Merchants will be handing out candy. There will be FREE hot dogs grilled in the Plaza Thank you to GRDA for sponsoring the hot dogs. The Forge Ministry will be grilling and preparing the hot dogs. Slush Face Slushies will also be on hand! The annual costume contests will take place back at the Plaza beginning at 7:00 PM. Well have lots of contests, music, and fun activities for the whole family. Dont miss this years Just Treats - No Tricks Alien Invasion - Halloween on Main Street! BUSINESSES/ORGANIZATIONS OR FAMILIES WANTING TO PARTICIPATE BY PASSING OUT CANDY OR HELP SPONSOR CAN SIGN UP HERE TO BE A PART OF ALIEN INVASION PLAZA EVENT: app.seemylegacy.com/community/2658/campaign/8316 (app.seemylegacy.com/community/2658/campaign/8316?f…) cityofcollinsville.com/calendar.aspx?EID=1605