Lost Island Waterpark
2225 E Shaulis Rd, Waterloo, IA 507014.5(1,762 Google reviews)Free
Multiple slides & pools plus an arcade, pool hall, go-kart track, mini-golf course & concessions. Lost Island Waterpark is a free splash pad in Waterloo, IA, located at 2225 E Shaulis Rd, Waterloo, IA 50701. In Iowa, splash pads are typically seasonal; local patterns point to Memorial Day through Labor Day. The listing is marked for all ages, so it should work for mixed-age sibling groups. Shade is not confirmed, so morning or late-afternoon visits may be more comfortable. Restroom availability is not confirmed, so plan a backup stop nearby.
Parents should know
Best use
Good candidate for a low-cost cooling-off stop, especially when you only need an hour or two of water play.
Season
Typical season: Memorial Day through Labor Day. Always confirm current operation before visiting.
Bathrooms
Restrooms are not confirmed in the listing.
Shade
Shade is not confirmed, so bring sun protection.
Parking
Parking is listed as available.
Hours
MondayClosed
TuesdayClosed
WednesdayClosed
ThursdayClosed
FridayClosed
Saturday2-9PM
Sunday12-7PM
Hours can change for weather, maintenance, events, or seasonal schedules. Confirm locally before visiting.
Typical season
Memorial Day through Labor Day
Amenities
Parking
ADA Accessible
Plan more
Questions parents ask
Is Lost Island Waterpark free?
Lost Island Waterpark is listed as free to visit.
When is Lost Island Waterpark usually open?
Lost Island Waterpark is in Iowa, where the typical splash pad season is Memorial Day through Labor Day. Local hours can change for maintenance, weather, or special events.
Are there restrooms at Lost Island Waterpark?
Restrooms are not confirmed for this listing, so plan accordingly.
Is Lost Island Waterpark good for toddlers?
This listing is marked for all ages, which usually makes it a flexible choice for families with mixed ages.
Is parking available at Lost Island Waterpark?
Parking is listed as available for this splash pad.
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