Level 2, 32% complete
Waterloo / Lost Island Waterpark KOA Resort
Waterloo, IA
Amenities, activities and location
Getting there
4550 Hess Road, Waterloo, IA, 50701, US
About this campground
Waterloo / Lost Island Waterpark KOA Resort is located at 4550 Hess Road, Waterloo IA 50701. Waterloo / Lost Island Waterpark KOA Resort can be contacted at (319) 233-3485 or http://koa.com/campgrounds/waterloo/
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Where to book
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Waterloo / Lost Island Waterpark KOA Resort
Last checked Feb 2026
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How complete and verified is this campground?
Campgrounds add and verify details to help you know what to expect. The higher the level, the more verified information you get as a camper.
BasicLevel 1Some basic info added0 – 20% completeCompleted
DetailedLevel 2More details verified32% completeCurrent level
PromotedLevel 3Most details verified80 – 100% complete
Ratings, availability, photos, and policies are more reliable as the level increases.
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