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Ultimate Waterpark > Waterparks > Iowa Water Parks > Lost Island Waterpark

Lost Island Waterpark

Lost Island Waterpark

This Polynesian theme water park is located in Iowa's countryside. Lost Island has a large variety of water attractions, plus staples like a wave pool, lazy river, activity pool, and kiddie pool.

Thrill-seekers will find exciting water rides like the Molokini Crater and Tangerine Tempest tube rides, plus a free-fall speed slide called Lost Soul Falls.

The park also offers a popular four-lane mat slide, Tá Katipo, that begins in an enclosed tube before entering the side-by-side racing lanes and an exciting water coaster – Wailua Kapua. Lost Island Waterpark also has enclosed tube slides, body slides and a family raft ride.

Besides the waterpark Lost Island has a two miniature golf courses and a go-kart track.

More About Lost Island Waterpark

2225 E. Shaulis Road
Waterloo, IA 50701

(319) 233-8414

Park website:

  • Currently 4.21 / 5
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Rated: 4.2 out of 5 (14 votes)

Type of park:
Outdoor Waterpark

Operating season:
Waterpark open weekends June through August, daily from early-June to mid-August. Mini-golf and go-karts also open weekends in September.

Operating dates are subject to change. Always contact the park to verify days and hours before visiting.

Admission prices:
2022 Admission Rates

  • General Admission: $39.00
  • Child (under 48"): $33.00
  • Senior: $37.00
  • Military $34.00
  • Island Hopper One-Day Admission*: $55.00
Prices do not include tax. Children 3 and under are admitted free.

* Visit both the theme park and waterpark in one day

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