Port Sanilac Harbor Commission

Slip Information:
Marina Phone: 810-622-8818
7376 Main St, 
Port Sanilac, MI 48469

Port Sanilac Harbor is sponsored by the Michigan State Waterways Commission and located 30 miles North of the St. Clair River at Port Huron. The entrance to the man-made harbor is marked with lights on the ends of the breakwaters.Originally known as Bark Shanty Point until the mid 1850’s, Port Sanilac has a museum housed in a restored Victorian home. One of the original Bark Shanty postage stamps along with many other interesting artifacts are on display. The museum grounds also have a barn museum with artifacts of past area commerce, a dairy museum, general store and a 19th century cabin.