Waterloo
70°
Sunny
6:11 am8:18 pm CDT
Feels like: 70°F
Wind: 1mph WSW
Humidity: 81%
Pressure: 30.17"Hg
UV index: 2

Lost Island Waterpark & Lost Island Themepark

Relax and enjoy the island magic of a tropical paradise. Lost Island is Iowa’s largest waterpark! The park features 14 major slides, lazy river, wave pool, 3 children’s play areas, gift shop, and great food. Most areas wheelchair accessible. Also enjoy an arcade, pool hall, go-kart track, mini-golf course & concessions.

Hours

May Hours
Golf & Go-Karts
Friday: 6:00 PM – 9:00 PM
Saturday: 2:00 PM – 9:00 PM
Sunday: 2:00 PM – 7:00 PM

September Hours
Golf & Go-Karts
Saturday: 2:00 PM – 9:00 PM
Sunday: 2:00 PM – 7:00 PM

In-Season Hours
Waterpark
Open Daily: 10:30 AM – 6:30 PM

In-Season Hours
Themepark
Open Daily: 10:00 AM – 6:00 PM

Golf & Go-Karts
Open Daily: 2:00 PM – 9:00 PM

Info