Belleville Splash Pad (Bicentennial Park)
✓ Last confirmed for the 2026 season
Where: 4811 Belleville Crossing, Belleville, Illinois
When: Memorial Day-Labor Day
Hours: 11 a.m.-6 p.m. daily
Cost: free
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Set on the upper level of Bicentennial Park, Belleville's pad features a frog slide, tree-shaped water umbrella, spray tunnel, and pop jets. A rentable pavilion and gazebo in the park make it a common birthday party venue.