Mini Golf

Lost Island Waterpark

Name: Lost Island Waterpark
Address: 2225 E Shaulis Rd, Waterloo, IA 50701, Waterloo, IA, US
Telephone: (319) 455-6700
Rating: 4.5

★★★★☆ 4.5 (1761 reviews)

📍 2225 E Shaulis Rd, Waterloo, IA 50701

📞 (319) 455-6700

🌐 www.thelostisland.com

Visit Website 📍 Get Directions

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About Lost Island Waterpark

Amusement park with seasonal hours. Multiple slides & pools plus an arcade, pool hall, go-kart track, mini-golf course & concessions. Lost Island Waterpark features the Wailua Kupua, a hydromagnetic water coaster - a rare hybrid attraction combining water park and roller coaster elements. Rated 4.5 out of 5 stars by 1,761 visitors.

Quick Facts

Best For: All Ages

💡 Did You Know?

⭐Lost Island Waterpark features the Wailua Kupua, a hydromagnetic water coaster - a rare hybrid attraction combining water park and roller coaster elements
⭐The park operates two 18-hole Adventure Golf courses with unique theming including native vegetation, volcanoes, rapids, and dinosaur fossils
⭐Lost Island includes an on-site KOA Kampground with themed accommodations, making it one of the few family entertainment centers with integrated lodging
⭐The park offers cabana rentals with dedicated staff service for food and beverage delivery, eliminating concession lines for premium guests
⭐Wave pool and lazy river are the most frequently mentioned attractions in reviews (61 and 48 mentions respectively), indicating they are signature features that define the guest experience

💬 What Visitors Say

💡Rent a cabana for the best experience with families - you get assigned staff to bring food and drinks directly to you, eliminating wait times. Multiple reviews highlight this as totally worth the investment for groups with kids.
💬Bring water shoes - multiple visitors mentioned them in reviews. The park's concrete areas get hot and water shoes provide comfort throughout the day.
💬Plan your day around the wave pool and lazy river as primary attractions - these are the most-mentioned features and can easily occupy most of an afternoon for the whole family.
💬Food prices are significantly higher than outside vendors (expect $30+ for basic items like pizza). Consider eating before arrival or packing snacks to save money, unless you're using a cabana service.
💡Download the mobile app to stay updated on special events and special offers - the park runs multiple seasonal promotions like Memorial Weekend Specials and Season Pass Appreciation Days.