Kids Boo Fest at Six Flags Great America
Kids Boo Fest 2026
Confirmed detail for the 2026 run. The permanent guide to how this event works lives on the main Kids Boo Fest page.
Confirmed · Checked September 2026
Checked September 26, 2026 against the official event page. The official page lists Saturdays and Sundays September 19–November 1, 2026 and its current family activities.
- Dates
- Saturdays and Sundays September 19–November 1, 2026
What is different in 2026
- Pumpkin Hollow’s Trick-or-Treat Trail is listed for 2026.
- Pumpkin Hollow’s Costume Contest is listed for 2026.
- Tricks and Treats Parade is listed for 2026.
- Boo Line Express is listed for 2026.
How the event works
This part does not change year to year, so it is kept in one place.
The pattern
- Typically starts
- mid-September
- Typically ends
- early November
- Nights of the week
- Sat, Sun
- Hours
- Daytime on scheduled event days
The permanent version of all this
Height requirements, ride mechanics, accessibility detail, and permanent dining live on our evergreen guide, our year-round sister site. They do not change with the season, so we do not repeat them here.