The Top 8 Lakes in San Juan County
Looking to visit the best lakes in San Juan County? After all, there’s nothing better than the serenity of the lakeshore — or a quick dip when the weather’s warm. So, browse our list of San Juan County’s top lakes below as recommended by the komoot community, and experience more on your next adventure!
Last updated: November 2, 2025
Mountain Lake
Highlight • Lake
Although the area is ideal for hiking, walking and other nature excursions and is often well visited, you can enjoy some peace and quiet. Most activities are best enjoyed from April to September.
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Cascade Lake
Highlight • Lake
This lake is the most popular one in Moran State Park. It's an ideal spot for a picnic by the water or for engaging in your favorite water activities. Additionally, …
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Fisherman Bay views
Highlight (Segment) • Viewpoint
Whilst cycling along this road you gain beautiful and expansive views of Fisherman Bay. When you are stopped keep your eyes peeled for seals, otters, cormorants and occasionally harbor porpoises.
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Summit Lake
Highlight • Lake
Summit Lake is an awesome place for spotting wildlife along a ride. This area and the surrounding meadow has bear, deer, marmot, and elk.
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Cascade Lake Loop Trail
Highlight • Trail
Very pleasant and relaxing trail at Cascade Lake. The Lake is the best family friendly place to swim and picnic on the meadow by the water.
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Fowler Pond
Highlight • Lake
Fowler Pond is a reservoir visible from Orcas Road. The pond is frequented by various bird species, including the Sharp-shinned Hawk, Barred Owl, and Bald Eagle.
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Twin Lakes
Highlight • Lake
Twin Lakes is a pair of scenic lakes that each have a trail encircling them. The lake to the west is larger than the lake to the east.
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Mountain Lake Loop Trail
Highlight • Trail
Scenic trail around Mountain Lake. Very good for running.
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Most popular attractions in San Juan County
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Still not found your perfect lake in San Juan County? Check out the guides of these regions to see even more beautiful places.
King CountyCascade RangeMt. Baker-Snoqualmie National ForestOlympic MountainsOkanogan-Wenatchee National ForestClallam CountyChelan CountyLewis CountyGifford Pinchot National ForestPierce CountyWhatcom CountySkagit CountySnohomish CountyKittitas CountyYakima CountyClark CountySpokane CountyThurston CountyJefferson CountyOkanogan CountySkamania CountyIsland CountyGrant CountyKitsap CountyColville National Forest
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