303-791-610012294 Mead Way, Littleton Colorado 80125
Wakeboard Tower Speaker Boston Whaler Our Cobalt Awards for Excellence in Customer Service Our Shop/Showroom Floor Service



Since 1976 Great Lakes Marine has specialized in providing support for boaters. Today, as always, Great Lakes Marine is the House That Service Built. Our service to you is an award winning service tradition- second to none.


We are ecstatic to announce that Great Lakes Marine has received the Cobalt Boats Worldwide CSI award. This award is given to the Cobalt dealer with the highest reporting Customer Satisfaction Index score.



Thank you for visiting the new web home of Great Lakes Marine of Colorado your Colorado dealer for Cobalt Boats, Boston Whaler and Yamaha Outboards.

We are now taking appointments for Winterizing please plan ahead as we work strictly on an appointment basis and we will be booked 3-4 weeks out so please plan ahead.  For more information on winterize services please see our service page.

Come see us to find out why we were voted the #1 CSI  Cobalt dealer in the world!

We are now operating on our Summer Hours which are: Tuesday-Friday 8:00 A.M-6:00 P.M. and Saturday 9:00 A.M. – 5:00 P.M.