303-791-610012294 Mead Way, Littleton Colorado 80125
Take a second to check out some of the photos submitted to us from our customers! Have trip ideas or photos of your own? Send them to us!



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.



Thanks for Visiting Great Lakes Marine of Colorado

We’re your Colorado dealer for Cobalt Boats, Boston Whaler and Yamaha Outboards.

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.
  • Saturday 8:00 A.M. – 5:00 P.M.