Waterloo/Lost Island KOA Resort | Enjoy Paradise in Iowa

Nestled amidst the serene landscapes of Waterloo, Iowa, lies a hidden gem waiting to be discovered – the Waterloo/Lost Island KOA Resort. Offering a harmonious blend of natural beauty and modern amenities, this resort promises an unforgettable escape for travelers seeking relaxation, adventure, and everything in between.

The Waterloo / Lost Island KOA KOA Resort, in the heart of the mid-west, surrounded by corn, is a diamond in the rough, in our opinion. This island-themed campground behind the Lost Island Water Park is a great family getaway. In our experience, this is undoubtedly Iowa’s best RV park that we have visited. 

When it’s time to unwind, Lost Island Water Park has plenty of options to help you relax and recharge. Drift lazily along the tranquil “Kailahi River,” soaking in the scenery as you float past lush tropical landscapes and cascading waterfalls. Or, grab a tube and ride the waves in the massive “Wave Pool,” where you can experience the excitement of the ocean without ever leaving Iowa.

Waterloo / Lost Island KOA Resort

How to Get There 

The Waterloo / Lost Island KOA Resort is 85 miles north of I-80 and Iowa City. The RV park is located off of I-380 which runs between Iowa City, and Waterloo.


The Waterloo/Lost Island KOA Resort offers all the amenities you would expect from a KOA campground. These amenities include:

  • 50 Max A
  • 100′ Max Length
  • Wi-Fi
  • Cable TV
  • Snack Bar
  • Propane
  • Kamping Kitchen
  • Fishing
  • Mini Golf
  • Kamp K9

In addition, this KOA offers a disk golf course, a pond with a swimming beach, and a large store and gas station on site. 

Waterloo / Lost Island KOA Resort Review 

Waterloo / Lost Island is the only KOA resort in Iowas. Although KOA resorts have everything you need on-site for a complete vacation getaway, this one offers even more. Within walking distance is the Lost Island Waterpark. We rate Waterloo / Lost Island KOA Resort as Iowa’s best RV park.

As you enter the grounds of the Waterloo/Lost Island KOA Resort, you are greeted by lush greenery, tranquil lakes, and towering trees that paint a picturesque backdrop against the Iowa sky. Whether you’re pitching a tent beneath the stars or settling into one of their cozy cabins, you’ll find yourself immersed in the beauty of nature at every turn.

While the Waterloo/Lost Island KOA Resort offers a peaceful retreat from the hustle and bustle of everyday life, it doesn’t skimp on modern comforts. Guests can take advantage of amenities such as Wi-Fi access, laundry facilities, and fully-equipped cabins with all the comforts of home. Whether you’re cooking up a feast on the barbecue grill or gathering around the fire pit for s’mores under the stars, every moment spent at the resort is designed to enhance your experience.

Lost Island Waterpark

Iowa's Best RV Park

The Lost Island water park is only ¼ mile from the KOA. It is open daily between June and August. Ticket prices vary depending on the time of the season and are only valid for the selected date.

Nestled in the heart of the Midwest, Lost Island Water Park stands as a beacon of excitement and adventure in Waterloo, Iowa. Offering a refreshing escape from the summer heat, this expansive water park is a favorite destination for families, thrill-seekers, and water enthusiasts alike.

Online tickets are available for purchase until midnight of the night before. Although you can get tickets at the KOA, we reserved ours beforehand. This way ensured we were able to get in during our stay. The waterpark admission includes all rides and water attractions at Lost Island. The park also offers same-day re-entry. We could walk to our camper for lunch and then return to the park without hassle. 

Lost Island Water Park isn’t just for thrill-seekers – it’s also a haven for families looking to make lasting memories together. Little ones can splash in the interactive children’s play areas with mini slides, water cannons, and tipping buckets. Meanwhile, parents can relax in the sun or join in on the fun, knowing that safety and supervision are top priorities throughout the park.

Spread across acres of vibrant green landscape, Lost Island Water Park boasts an impressive array of attractions that cater to visitors of all ages. From towering water slides to lazy rivers and wave pools, there’s no shortage of aquatic adventures here.

Our Waterloo/Lost Island KOA Resort Experience 

We stayed two nights at the Waterloo / Lost Island KOA Resort on our way west towards Yellowstone National Park. This was a great way to break up the drive through the heartland of America. We played disk golf the first night and enjoyed an evening around the campfire. In addition, the kids had a great time riding their bikes around this large campground. Our second day here was spent entirely at the Lost Island Waterpark. This park was undoubtedly more than we expected and was an excellent way to break up the trip to Yellowstone. In addition, it is an excellent place for a family getaway for those living there.

Families will find no shortage of entertainment options at the Waterloo/Lost Island KOA Resort. Kids can splash and play to their heart’s content at the on-site water park, with thrilling slides, lazy rivers, and splash pads. Meanwhile, parents can unwind in the resort’s hot tubs or challenge friends to a game of mini-golf. With a range of activities designed for all ages, there’s something for everyone to enjoy.

Whether you’re seeking adventure, relaxation, or simply a change of scenery, the Waterloo/Lost Island KOA Resort invites you to discover your oasis in the heart of Iowa. With its stunning natural beauty, endless recreational opportunities, and modern amenities, this hidden gem promises an unforgettable getaway for travelers of all ages. So pack your bags, leave your worries behind, and embark on a journey to paradise at the Waterloo/Lost Island KOA Resort.

We love to hear from our followers. Please leave a comment below. 

Have you stayed at the Waterloo / Lost Island Waterpark KOA Resort? How was your experience? Do you have anything to share about the campground or surrounding area? 

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About Us

We are a  family of four who travels all around the country in a small RV.

So far we have RV camped in 33 different States, visited 14 National Parks, and 17 National Park Sites. 

Being self-proclaimed National Park Geeks we are on a mission to see as many as possible!  

We hope our blog will inspire other families to spend time together, and create lifelong memories. 

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