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Dive into fun at Lake Koocanusa’s Waterpark! Perfect for families, this lively spot offers safe, exhilarating splash zones with mountain views. Read on to discover what makes this adventure a must-try at Sunshine Houseboats & Marina.
Dive into fun at Lake Koocanusa’s Waterpark! Perfect for families, this lively spot offers safe, exhilarating splash zones with mountain views. Read on to discover what makes this adventure a must-try at Sunshine Houseboats & Marina.
Book with Sunshine Houseboats & Marina
Verified experiences and guided adventures in the surrounding area.
Operated by Sunshine Houseboats & Marina · Newgate, British Columbia
Lake Koocanusa, located in northeastern Montana, offers a perfect backdrop for family-friendly water adventures. Sunshine Houseboats & Marina’s Waterpark Admission provides a lively, exciting experience on the shimmering waters, with flexible time slots from 1.5 to 2 hours. Perfect for kids and adults alike, the waterpark features floating slides, splash zones, and designated swimming areas surrounded by the stunning scenery of the Kootenai National Forest. With designated boat parking and the option to bring your own lifejacket, guests can enjoy safety and convenience, making it an ideal spot for a spontaneous day of aquatic fun.
This waterpark stands out because of its scenic location on Lake Koocanusa, known for its clear blue waters and expansive views of the Rocky Mountains. The lake itself is a hub for water-based activities, and the waterpark adds a splash of excitement for visitors seeking quick bursts of fun without the need for extensive planning. Family-friendly and accessible, this attraction keeps the focus on safe relaxation while offering plenty of opportunities for kids under 12 to enjoy supervised play, creating lasting memories.
Sunshine Houseboats & Marina is the go-to destination on the lake, blending convenience with adventure. Whether you’re on vacation or a local looking for a fun outing, this waterpark delivers a perfect mix of thrill and tranquility, set against Montana’s rugged natural beauty. It's a standout choice for those wanting a lively, safe aquatic experience that suits all ages and skill levels, making it a top spot for family outings in the region.
easy.
1.5–2 hours.
Suitable for all fitness levels, including young children and seniors
Most gear is brought by visitors, but some rental options may be available on-site, so check ahead.
Concessions and snack options are available, but bringing your own refreshments is also permitted.
Yes, there’s space to enjoy your own floats and toys during your visit.
Kids under 12 need adult supervision, but all ages are welcome to enjoy the waterpark.
You can bring your own or use those provided at the park for safety.
In case of thunderstorms or severe weather, the waterpark may temporarily close for safety.
Lake Koocanusa was created in the 1970s with the construction of Libby Dam, which has since made it a popular spot for recreation and conservation efforts.
The area emphasizes watershed protection and sustainable recreation to preserve its pristine waters and natural beauty.
Sunshine Houseboats & Marina is a lakeside rental operator based in Newgate, British Columbia, offering a range of water-based accommodations and rentals for families and groups. The business provides fully equipped houseboats featuring private hot tubs and on-board essentials for extended stays, plus exclusive discounts on waterpark admission and boat rentals. Houseboat guests can pair overnight stays with early-morning Seadoo rides and family-friendly activities, while day visitors can choose from a fleet of pontoons, sport boats, and personal watercraft. Boat options include a double-decker Catalina Funship with a top lounge deck and slide, a Hurricane boat with seating for up to 10 adults, and Princecraft and Four Winns models equipped for watersports and comfort. Sunshine Houseboats & Marina also sells Lake Koocanusa Waterpark admission with designated boat parking and timed sessions. Waterpark bookings offer 1.5 to 2 hour time slots, and children under 12 require adult supervision. Watersport add-ons available with many rentals include wakeboards, tubes, kneeboards, and water skis for adult and youth riders. Located in Newgate, BC, the marina emphasizes flexible rental durations — from short 3-hour outings to multi-day houseboat stays — to accommodate a variety of trip plans. The business is presented on The Adventure Collective as a destination for memorable lake experiences and family recreation on the water.
Book with Sunshine Houseboats & Marina