Loon Lake is located 42 miles north of Grand Marais, MN up the Gunflint Trail. The lake is 1,095 acres in size. It is approximately 202 feet deep at its deepest point. This lake is also home to Portage House.
When fishing, anglers can expect to catch a variety of fish including Bluegill, Green Sunfish, Lake Trout, Northern Pike, Rock Bass, Smallmouth Bass, Walleye, Yellow Perch, Splake.
Loon Lake had one public boat launch located off of CR 12 on the SE shore. This is a concrete trailer launch with limited parking spaces.
From downtown Grand Marais take a right onto 5th street and continue until you hit the Gunflint Trail and turn left again. Continue on the Gunflint Trail for 41 miles and turn right onto CR 12 and continue to the end where you will see the boat launch and lake.