Please contact us with any questions or concerns you may have about the Lost Island Waterpark. We love to hear your feedback on our park as well as this site.

E-Mail Us

Call Us

(319) 233-8414

Fax Us

(319) 236-6101

Mail Us

Lost Island Waterpark
2225 East Shaulis Road
Waterloo, IA 50701

Charitable Gift Application

All donation requests must be submitted online. Click Here

Lifeguard at Lost Island Water park