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Why Grand River?

Grand River Spas is all about high-quality materials and attention to detail. Every hot tub is crafted with care to give you the best experience for years to come. Our spas meet or exceed the energy standards set by the California Energy Commission (CEC) for all portable spas with its Polar insulation, keeping your spa warm and efficient. Performance is top notch with The Grand River Spas Hydraulic System (GRHS) is designed for optimal jet performance and water filtration – giving you the best hydrotherapy experience.

Premier Series

Premier Series

Hot tubs designed to deliver wellness and relaxation.
Freestyle Swim Spa

Freestyle Swim Spas

Help meet your fitness goals.
Chill Therapy

Chill Therapy

Cold and hot water immersion therapy.
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Find Your Spa

Chariton Spa

Chariton

Premier Series

Step into luxurious comfort with the Chariton—our largest lounger model, designed for full-body relaxation. Every detail is crafted with purpose, from the powerful Volcano floor jet to the focused neck jets in the roomy captain’s chairs. With its unmatched hydrotherapy and spacious design, the Chariton delivers head-to-toe rejuvenation and elevates every soak into a true spa experience.

Dimensions: 92″ x 92″ x 37.5″ / 234 cm x 234 cm x 95.25cm Seats: 6 Adults Jet Count: 61 Seating Layout: Lounge Water Capacity: 370 gallons | 1,400 liters Electrical: 240v/60amp

Chesapeake

Discover total-body relaxation with the Chesapeake — a spacious, open-seating hot tub designed for comfort and rejuvenation. It features two versions of our exclusive three-direction “swing” seat, allowing you to lounge across nearby seats or sink into captain’s chairs with targeted jet therapy. Carefully placed jets deliver relief to your neck, wrists, and feet, so every soak feels like a personal spa session. The Chesapeake is your go-to for head-to-toe comfort, wherever you place it.

Dimensions: 92” x 92” x 37.5” / 234 cm x 234 cm x 95.25 cm Seats: 7 Adults Jet Count: 63 Seating Layout: Non-Lounge Water Capacity: 430 gallons | 1,628 liters Electrical: 240v/60amp
Chesapeake Spa
Saginaw Spa

Saginaw

Stretch out in the Saginaw’s full-length lounger or settle into the corner swing seat, designed for flexible comfort. Precision-placed jets target key areas for a customizable hydrotherapy experience.

Dimensions: 86” x 86” x 37” / 218 cm x 218 cm x 94 cm Seats: 6 Adults Jet Count: 53 Seating Layout: Lounge Water Capacity: 300 gallons | 1,136 liters Electrical: 240v/60amp

Thornapple

Pamper yourself in the unparalleled relaxation offered by the Apex model, a spa that promises a complete head-to-toe rejuvenation experience. Unwind as the strategically positioned jets in each seat work their magic, targeting specific areas of your body to provide a thorough and invigorating hydrotherapy session. Elevate your comfort by adjusting the pillows to your preference or take it a step further by opting for the airX jetting option, which delivers a gentle and delicate massage experience. With the Apex model, your backyard transforms into a private haven for pure relaxation and indulgence.

Dimensions: 86” x 86” x 37” / 218 cm x 218 cm x 94 cm Seats: 7 Adults Jet Count: 54 Seating Layout: Non-Lounge Water Capacity: 320 gallons | 1,211 liters Electrical: 240v/60amp
Thornapple Spa
Muskegon Spa

Muskegon

Dimensions: 86” x 86” x 37” / 218 cm x 218 cm x 94 cm Seats: 6 Adults Jet Count: 28 Seating Layout: Lounge Water Capacity: 300 gallons | 1,136 liters Electrical: 240v/60amp

Sturgeon

Dimensions: 78″ x 78″ x 35″ / 198 cm x 198 cm x 89 cm Seats: 6 Adults Jet Count: 31 Seating Layout: Lounge Water Capacity: 270 gallons | 1,022 liters Electrical: 240v/60amp
Sturgeon Spa
Manistee Spa

Manistee

Stretch out in the Saginaw’s full-length lounger or settle into the corner swing seat, designed for flexible comfort. Precision-placed jets target key areas for a customizable hydrotherapy experience.

Dimensions: 72″ round x 35″ tall / 183 cm round x 89 cm tall Seats: 5 Adults Jet Count: 20 Seating Layout: Non-Lounge Water Capacity: 250 gallons | 946 liters Electrical: 240v/60amp

Asgard

The Viking Asgard swim spa was designed as the ultimate single zone swim spa. The extra-long swim zone accommodates swimmers of all sizes, and the generous underwater space provides enough room for two adults to workout at the same time. Direct access staircases on both sides provide convenient entry and exit, while three integrated massage seats provide much needed therapy after a long swim.

Dimensions: 15’ 9” x 7’ 6” x 52″ / 480 cm x 228 cm x 132 cm Jet Count: 42 Water Capacity: 1,717 gallons | 6,500 liters
Asgard Spa
Valhalla Spa

Valhalla

The Valhalla is a large, high-end swim spa featuring a separate swim zone for exercise and a spa zone with hydrotherapy seating for relaxation. It is designed for year-round use, with features like separate temperature controls for each zone, 47 total stainless steel jets (3 swim jets and 44 hydrotherapy jets), a touchscreen control panel, LED lighting, and a built-in stereo system. and space to seat up to 9 adults.

Dimensions: 19′ x 7′ 6″ x 52″ / 579 cm x 228 cm x 132 cm Jet Count: 47 Water Capacity: 1,870 gallons | 7,078 liters Electrical: 240v/60amp

Odin

The Odin swim spa is a dual-zone model with a swim area for exercise and a separate hydrotherapy section with seating for up to six people. Key features include a powerful jet system with 59 jets, a touchscreen control panel, LED lighting, and an integrated sound system. Itis designed with energy-efficient insulation.

Dimensions: 14’ 9” x 7’ 6” x 52” / 449 cm x 228 cm x 132 cm Jet Count: 59 Water Capacity: 1,584 gallons | 5,996 liters
Odin Spa
Thor Spa

Thor

Dimensions: 13’ 2” x 7’ 6” x 52” / 401 cm x 228 cm x 132 cm Jet Count: 21 Water Capacity: 1,453 gallons | 5,500 liters Electrical: 240v/60amp

Chill Therapy

Dimensions: 70” x 33” x 37.5” / 178 cm x 84 cm x 95 cm Water Capacity: 79 gallons | 300 liters
Chill Therapy

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