Water Parks

Siouxnami Waterpark

Name: Siouxnami Waterpark
Address: 770 7th St NE, Sioux Center, IA 51250, Sioux Center, IA, US
Telephone: (712) 722-4386
Rating: 4.7

★★★★☆ 4.7 (174 reviews)

📍 770 7th St NE, Sioux Center, IA 51250

📞 (712) 722-4386

🌐 www.siouxnami.com

Visit Website 📍 Get Directions

🕐 Hours

Monday	Closed
Tuesday	6–8 PM
Wednesday	Closed
Thursday	6–8 PM
Friday	6–8:30 PM
Saturday	6–8:45 PM
Sunday	1:30–4:30 PM

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About Siouxnami Waterpark

Siouxnami Waterpark is a water park in Sioux Center, IA. Siouxnami Waterpark is home to Iowa's only aqua zip line. Rated 4.7 out of 5 stars by 174 visitors.

Quick Facts

Location: Sioux Center, Iowa
Indoor & Outdoor Pools: Yes
Lazy River: Yes (400-foot)
Special Features: 16-foot climbing wall, aqua zip line, zero-depth pools
Season: Year-round indoor; outdoor May–August

💡 Did You Know?

⭐Siouxnami Waterpark is home to Iowa's only aqua zip line
⭐The waterpark offers exceptional value with family evening admission for $18 for the entire family during 5-8pm specials, compared to nearby competitors charging $34 per person
⭐Siouxnami features both year-round indoor facilities and seasonal outdoor attractions, with 2 indoor slides and 3 outdoor slides totaling 5 slides
⭐The waterpark offers private rental opportunities on Wednesday and Saturday evenings from 6:15-8:15 pm for groups

💬 What Visitors Say

💬Visit during evening special hours (5-8pm) for the best value - the entire family can enter for just $18, making it significantly cheaper than daytime rates and comparable parks in the region.
💡Don't miss the zipline - it's the only aqua zipline in Iowa and consistently highlighted as a must-try attraction that sets this park apart from larger competitors.
💬Plan to spend time in both the outdoor and indoor sections. Outdoor features three waterslides, diving boards, and a water-climbing wall, while the indoor portion has a lap pool, obstacle course, and additional slides.
💡Bring young children during designated family hours - the park has a dedicated children's play area with a small slide, shallow kids' pool, and lazy river suitable for all ages.
💬Check the activity registration calendar (asc.activityreg.com) for winter hours before visiting, and note that waterpark rentals are available Wednesdays and Saturdays 6:15-8:15pm if planning a group event.