12 Best Indoor Water Parks in the United States

© Tania /stock.adobe.com

Wilderness at the Smokies is a luxurious waterpark resort and adventure center that is fun for the entire family. Right in the heart of Tennessee’s Smoky Mountains, the Wild Waterdome indoor waterpark is exclusive to resort guests, and access to the waterpark is included with no additional fee.

Perfect all year round, the 66,000 square foot indoor waterpark is filled with thrilling rides, exhilarating waterslides, and tunnels that drop guests at zero gravity into a pool below. Everyone, from toddlers to the elderly, heads straight to the wave pool for some fun or the hot spa to relax.

1424 Old Knoxville Hwy, Sevierville, TN 37876, Phone: 877-325-9453

© Avalanche Bay

Avalanche Bay Indoor Water Park, located at Boyne Mountain Resort, offers 88,000 square feet of crazy family fun. It is the largest indoor water park hotel in all of Michigan and offers a warm, wet, and wild adventure all year long.

Perfect for a day trip or an extended vacation stay, the water park has amazing rides and slides, an activity-filled water tower, a cannonball slide, surf simulator, a lazy river, and a water-based obstacle course. Other amenities include a kiddies’ corner, arcade, and a hot springs-style pool perfect for a warm, relaxing getaway.

1 Boyne Mountain Road, Boyne Falls, MI 49713, Phone: 855-441-2086

© Great Wolf Lodge

There are sixteen Great Wolf Lodge destinations in the United States, and all of the adventure-filled resorts have a massive indoor water park. The park is filled with thrilling rides, water slides, and many more water activities. It’s always warm and sunny in the water park no matter how cold and horrible the weather may be outside.

Visitors can ride a raft, make their way across exciting obstacles, or enjoy a calm float down the lazy river. There are many attractions, games, and activities outside of the water too, as well as room, dining, and shopping options.

10401 Cabela Drive, Kansas City, KS 66111, Phone: 888-975-9653

© Kalahari Resort

One of the largest indoor waterparks in the United States, Kalahari Resort has something for everyone. Visitors can rent their very own private indoor cabana, which is fitted with a refrigerator, security safe, tables, and chaise lounges.

Visitors who are not there to relax and rest can spend their day body boarding, surfing, chilling in the wave pool, going on a raft ride, riding the zip coaster, floating down the lazy river, and much more. Adults will love the laid-back swim up bar as well as the indoor spa that offers a number of rejuvenating treatments.

1305 Kalahari Drive, Wisconsin Dells, WI 53965, Phone: 608-254-5466

© Aquatopia at Camelback Lodge

The Aquatopia indoor water park at Camelback Lodge offers an 84-degree Caribbean-like environment for the entire family to enjoy. From kiddie slides for the youngest thrill-seekers to heated pools and swim-up bars for the rejuvenating adult, the water park has it all.

The main features are of course the innovative water slides that are perfect for body sliding, tube sliding, mat sliding, and bowl sliding. Other than the indoor water park, there's also plenty of indoor fun such as a climbing adventure, rock climbing, mini golf, laser tag, bowling, a pottery studio, and an arcade.

193 Resort Drive, Tannerville, PA 18372, Phone: 855-515-1283

© Massanutten Resort

Children and adults will love Massanutten Resort and Waterpark and all the fun things it offers to see and do. It’s always summer inside Massanutten, and the water fortress, sliders, pools, and lazy rivers are open to guests all year long. Visitors can give surfing a try on the water park’s FlowRider Endless Wave machine or just de-stress in the hot tub.

The Massanutten Meltdown is the central feature of the indoor park and has everything from waterfalls and water cannons to a giant tipping bucket. Other than the many attractions, visitors can also shop and dine during their visit to Massanutten Resort.

1822 Resort Drive, McGaheysville, VA 22840, Phone: 540-289-9441

© Sahara Sam's

Whether visitors want to surf, slide, or swim, Sahara Sam’s has it covered. The indoor waterpark has many fun attractions, old and new. Some of the most popular are the leisure pool, which is perfect for all ages, and the headfirst mat racing that throws guests down a tunnel slide into the pool.

Those looking to relax can lounge down the lazy river while adventurous visitors head over to the surfing simulator to catch some waves. The indoor waterpark leads out to the Beach Club Outdoor Waterpark, which is only open during the summer months. Other amenities and attractions include an arcade, toddler area, pool basketball court, and numerous dining options.

535 NJ-73, West Berlin, NJ 08091, Phone: 856-767-7580

© Splash Lagoon

Splash Lagoon Indoor Waterpark Resort is one of the largest waterpark resorts in the country and has been open since 2003. The 97,700 square feet indoor park is always a warm, summery 80 degrees.

Other than a 200,000 gallon wave pool, there’s also a pool basketball court, a five-story tiki tree house, numerous waterslides, and a lazy river to flow through. Monkey Shines Island is a part of the waterpark dedicated to little ones, and it includes miniature slides, baby swings, and a shallow pool. Other activities and attractions include the Tree Tops Ropes Course, lazer tag, and an arcade.

8091 Peach Street, Erie, PA 16509, Phone: 814-217-1111

© Great Wolf Lodge

Great Wolf Lodge offers famous indoor and outdoor family fun in Grapevine at the resort’s largest United States location, which includes an 80,000-square-foot water park facility that is maintained at 84 degrees year-round. Slides, lazy river and wave pool attractions, and children’s play areas are showcased, including the four-story-drop Alberta Falls tandem tube ride, the Howlin’ Tornado racing slides, and the massive Fort Mackenzie interactive treehouse adventure. Outside, the Raccoon Lagoon activity pool showcases more slides, along with opportunities for water basketball play. Sauna and hot tub areas are offered for older visitors, along with a poolside bar and grill. Other attractions at the 605-suite resort include an ice cream-themed children’s spa, a 6D theater, and a MagiQuest gaming center.

100 Great Wolf Dr, Grapevine, TX 76051, Phone: (800) 693-9653

© Wilderness Resort

A few miles away from Mirror State Lake Park, Wilderness Hotel and Golf Resort is a 600-acre property housing America’s largest waterpark. There are five parts to the indoor waterpark: Klondike Kavern, Wild WaterDome, Margarita’s Swim-Up Bar, Wild West, and Cubby’s Cove.

Together, they host thrilling rides, water slides, a lazy river, hot spa, slide boarding, and much more. Guests can relax in the tropical atmosphere or take a dip in America’s largest wave pool. The swim up bar is a great place for guests 21 years and older, while Cubby’s Cove is perfect for toddlers and young children.

511 E Adams Street, Wisconsin Dells, WI 53965, Phone: 800-867-9453

© Epic Waters Indoor Waterpark

Epic Waters Indoor Waterpark is an 80,000-square-foot indoor water park experience in Grand Prairie, opened to the public in late 2017. The water park is located adjacent to The Epic recreation center and showcases a giant retractable roof for year-round indoor-outdoor fun. 11 water slides are offered, including three industry firsts, such as the Lasso Loop, the country’s tallest indoor Aqualoop slide, the Yellowjacket Drop serpentine inner tube, and the Aquanut, the first double rider Aquasphere inner tube at an indoor park. Other top attractions include the Flowrider boogie boarding experience, the 10,000-square-foot Epic Waves outdoor wave pool, and the Rio Grand, Texas’ largest indoor lazy river ride. Children’s play areas are offered, along with several food and beverage stations, a full-service bar, and a 4,000-square-foot arcade showcasing more than 50 video and redemption games.

2970 Epic Place, Grand Prairie, TX 75052, Phone: (972) 337-3131

© Andrii Oleksiienko/stock.adobe.com

Waterpark at the Villages is located within Flint’s extensive Holiday Inn Club Vacations Villages Resort and is one of Texas’ top indoor water parks, located within a 3,000-acre resort along the banks of Lake Palestine. The 25,000-square-foot park offers water attractions for the entire family, covered by a large retractable roof that is opened during sunny summer weather for an outdoor vacation vibe. Four three-story water slides are available for high thrills, along with a lazy river, inner tube whirlpool, and children’s play area with a 10,000-gallon dump bucket. Casual dining options are offered on site, including a location of national sandwich chain Subway.

18270 Singing Wood Ln, Flint, TX 75762, Phone: (903) 534-8400