Best splash pads in St. Louis, Missouri (2026)
St. Louis has 15+ free splash pads, headlined by Citygarden downtown and Forest Park's water features. Most run Memorial Day through Labor Day. Mornings beat the humidity; afternoon storms are common July-August.
Citygarden is best at lunch — pair it with food trucks that park downtown weekdays, splash an hour, then walk to the Arch.
Downtown uses paid garages ($5-15). Citygarden has metered street parking. Forest Park has free lots. Suburban pads (Clayton, Chesterfield) have free lots.
Memorial Day through Labor Day. Peak July-August. May and September are the local sweet spots.
Neighborhoods covered
Quick pick: best splash pad in St. Louis
Citygarden downtown is the iconic free pick — sculpture park with water features, walkable from the Arch. Forest Park has multiple water features near Pagoda Circle. Clayton's Shaw Park has a great free splash pad. Chesterfield's Central Park is the suburban favorite.
By neighborhood
Central West End: nearby Forest Park. Soulard: walkable to downtown features. The Hill: nearby Forest Park. Clayton: Shaw Park splash zone. Chesterfield: Central Park splash pad. Webster Groves: Memorial Park. Kirkwood: Kirkwood Park splash zone. Ladue: McKnight Park.
Free vs paid
City splash pads are free. Paid options: Six Flags St. Louis (Eureka), Hurricane Harbor (paid waterpark), and Splash City (Collinsville, IL). For free with sculpture-park views, Citygarden is unbeatable.
Accessibility
Citygarden is fully ADA-accessible — paved paths, accessible restrooms, and inclusive design. Forest Park is mostly accessible. Clayton's Shaw Park is accessible. Most St. Louis Parks pads have curb cuts.
What to bring (St. Louis-specific)
Humidity towels (extra). SPF 50+. Water shoes. A weather radar app for storms. Bug spray for evening (mosquitoes are real near the rivers). A picnic blanket for Forest Park lawns. Refillable water bottle.
FAQ
Is Citygarden free?
Yes — Citygarden's sculptures and water features are free with no reservation. The surrounding restaurants are paid.
When do St. Louis splash pads open?
Memorial Day weekend through Labor Day for most. Citygarden's water features run April-October.
What's the best splash pad in Forest Park?
Pagoda Circle's water features are the most central. Forest Park is huge — driving between sections is normal.
Are St. Louis splash pads dog-friendly?
Not in the splash zone, but Citygarden and Forest Park allow leashed dogs in surrounding areas.
All St. Louis splash pads
Citygarden Splash Plaza
Citygarden is the most underrated free downtown family stop in St. Louis — a sculpture park where the interactive water jets, spray plaza, and shallow wading basin are all open for kids to run through, with massive Niki de Saint Phalle and Mark di Suvero pieces as backdrop. The pad is generous, sized for both toddlers and big kids, with arching jets and ground sprays. Paid garages ring Market Street; metered spots are easy on weekends. Parent gotcha: the granite plaza heats up by midday and there's almost no shade — go before noon or pack umbrellas. Walk to the Arch grounds after. STL's best free hour.
Forest Park Visitor Center Splash Pad
Forest Park is bigger than Central Park and the splash zone near the visitor center is the perfect anchor for a full STL family day — pair it with the free zoo, the free Art Museum, and the Boathouse for paddleboats. The pad has gentle ground sprays sized for toddlers and early grade-schoolers. Free parking is plentiful but fills near the zoo by 10:30am — park near the visitor center instead. Parent gotcha: the park is huge and signage is uneven; pin your destinations before you leave the car. Pack a cooler for the pavilions. The single best free family day Missouri offers, full stop.