About J&k Marine

About J&K Marine

Your Full-Service Marine Dealership!

Where You Need Us, When You Need Us!About Jk Showroom

J&K Marine was founded in 1992, and we’re proud to have continually grown to serve our boating communities for 30 years now! We are a family owned, community minded, award-winning, marine dealership. When you purchase a boat from J&K Marine, we will be the only resource you’ll ever need.
As a full-service Marine Dealership, we offer seven locations; Sales, Service, Parts, Rentals, Dock & Lift, Indoor Storage, and Financing. We’re at your service seven days a week during boating season providing sales, parts & service, rentals, and afterhours urgent marine service.
Shop in comfort at our large indoor showrooms in Detroit Lakes, Walker & West Fargo. Our finance department is also in West Fargo. The J&K Marina on Little Detroit Lake is open daily all summer offering boat rentals, gas, soda, ice and off-lake wave runner rentals. Cormorant, Vergas, and Ottertail all offer sales, service, dock & lift, rentals, and storage.

We have been nationally ranked #1 or #2 in sales for South Bay pontoons for over two decades! South Bay’s exclusive Z42 composite deck is 40% lighter and 2x stronger. Our thanks to our customers that believe a well-built pontoon is a great investment. The premier line of Trifecta pontoons captures everyone’s attention and performs with excellence.

Alumacraft fishing boats are built in Minnesota with passion and precision. Vexus fishing boats offer both fiberglass and glass infused aluminum that’ll knock the wind out of the water. Smokercraft fishing boats with their attention to detail round out our fishing boat brands.
Starcraft pontoons and recreation boats offer 60 years of fiberglass boat building excellence & offer value and variety to our line-up. For custom-built boats we strongly encourage customers to order in the fall to ensure spring delivery of all our brands.

Our inventory of used boats have each passed our 25-point trade check inspection. You’ll drive away your water-ready used boat with a 30-day warranty. Browse our website often for new arrivals. If you have a used boat less than eight years old and you’re looking to sell it, please see our ‘We But Boats’ page. We also offer consignment sales to boat owners looking to sell their used boat.

The J&K Marine team of Service Techs is the best in the region. They’re certified for Mercury, Mercruiser, Mercury Sport Jet, Yamaha, Suzuki, Johnson, Evinrude, and Volvo marine engines. Our Detroit Lakes Parts Department is second to none, if we don’t stock it, we’ll find it. We also sell, service and deliver Beach King docks & lifts. We have displays in our showrooms in Detroit Lakes, West Fargo and Walker.
J&K Marine proudly serves Minnesota, North Dakota, South Dakota & beyond. We’re in range of Grand Forks, Jamestown, and Valley City ND; Alexandria, Bemidji, and Wahpeton MN; and in SD Aberdeen and Sioux Falls.

Your fondest family memories will be the time spent together boating on the lake. There is no better investment than a quality boat from J&K Marine. We hope to meet you soon! Our mission at J&K Marine is to be a respectable member of our community, by providing our customers with boating equipment sales and service in an honest and professional manner. We exist to keep our customers happily on the water by providing the best boating experience.

Our mission at J&K Marine is to be a respectable member of our community, by providing our customers with boating equipment sales and service in an honest and professional manner. We exist to keep our customers happily on the water by providing the best boating experience.

Where You Need Us, When You Need Us!

Certifed Dealership Marine Industry Transparent 180x180

Marine Industry Consumer Commitment

Our dealership believes in the tenets of the Marine Industry Certified Dealership program set forth in this consumer commitment. Established jointly by the Marine Retailers Association of Americas and the National Marine Manufacturers Association, these principles are established to ensure you an enjoyable boating experience. We seek to enhance that experience by providing trained, friendly employees, quality products and reliable services. As part of our desire to continuously make improvements, please let us know if we should fail on our commitment or if you do not understand any information provided to you.

At our dealership, you should expect:


  • the assistance of a capable and knowledgeable sales consultant.
  • advertising and representations that are truthful and factual.
  • a written disclosure of all details associated with a purchase.
  • an explanation of the proper usage and operation of products.
  • products properly prepared, inspected and tested before delivery.
  • the delivery of new products as scheduled.
  • an explanation of all maintenance requirements and schedules established for your product.
  • an explanation and written copies of warranties on all products and major components.


  • the explanation of maintenance/repair plans including estimated repair time and cost.
  • an itemized list of all charges with thorough explanation.
  • prior approval of changes in repair costs or additional charges should they occur.
  • maintenance/repair work done right the first time by knowledgeable trained technicians.
  • maintenance/repair work completed when promised.
  • timely notice of changes in service delivery time if delays are experienced in repair completion.
  • Inspection of any replaced/damaged components upon presentation of the invoice/work order.


  • fair, open and honest treatment without discrimination.
  • respectful, professional and accurate responses to all your product questions and requests.
  • privacy and confidentiality of customer records.

This is our commitment to you. You should expect a higher standard of professionalism when working with us. Please hold us accountable to that expectation.

J&K Marine is conveniently located near the areas of Lane Park, Detroit Lakes, Ottertail, Vergas, Walker and West Fargo.