Contact Us


be in touch

Summer Season

Office Line: 406-849-5423

Please note, we’re often out on the dock and not by the phone, so please leave a message and we’ll return your call. Marina season is early May through the end of October.

  • Phil (Wednesday-Sunday 9am-4pm): 406-871-3785


getting here


Dayton Yacht Harbor is located in the small town of Dayton, Montana at the west side of Flathead Lake, just off Highway 93. It’s a 22 mile drive from Polson, which is the largest town on Flathead Lake. From Highway 93, turn east onto Lake Mary Ronan Road, and follow it to C Street. Dayton Yacht Harbor is the second right hand turn on C Street.