Fishing at
Mountain Lake San Juan County


Mountain Lake is a large freshwater lake located in San Juan County, Washington. At an elevation of 921 ft. and 194.8 acres, it's home to a couple species of fish, including brook trout, rainbow trout and coastal cutthroat trout (resident). Mountain Lake provides good shoreline access.

Stocked Fish: None
Lake Size: 194.8 acres
Elevation: 921 ft.
Boat Launch: None
Shoreline Access: Good

Mountain Lake Stocking Reports

Mountain Lake has not been recently stocked.


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Mountain Lake Map

Mountain Lake Fish Species

Mountain Lake provides good opportunities for brook trout, rainbow trout and coastal cutthroat trout (resident).


January February March April May June July August September October November December
Brook trout
Rainbow trout
Coastal cutthroat trout (resident)

Mountain Lake Fishing Reports

An modestly traveled lake, there has been some successful reports by anglers at Mountain Lake over the past few years.

Anglers reported the most success with rainbow trout. Cutthroat trout is also a popular species to fish for at Mountain Lake.



Mountain Lake Pictures & Media

Image of Mountain Lake Image of Mountain Lake

Nearby Lakes Similar to Mountain Lake

There are a number of similar sized lakes relatively close to Mountain Lake, including Cascade Lake, Sportsman Lake, Heart Lake, Lake Terrell and Lake Erie.

Or try our advanced Washington fishing lake finder - search for any species of fish, filter by stocked lakes only, lake amenities and more.

San Juan County
1.9 mi. away
175.8 acres
elevation: 355 ft.

Somewhat Popular

Cascade Lake

Stocking:
April 23, 2025 - Rainbow - 2712 @ 0.43lbs
April 15, 2025 - Rainbow - 3105 @ 0.43lbs

For April:
Kokanee Rainbow trout Largemouth bass Coastal cutthroat trout (resident)

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San Juan County
13.4 mi. away
66.4 acres
elevation: 157 ft.

Sportsman Lake

Stocking:
April 26, 2025 - Rainbow - 1584 @ 0.45lbs
April 25, 2025 - Rainbow - 1800 @ 0.4lbs

For April:
Yellow perch Largemouth bass Pumpkinseed Sunfish

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Skagit County
15.3 mi. away
63.6 acres
elevation: 338 ft.

Heart Lake

Stocking:
April 24, 2025 - Rainbow - 2200 @ 0.45lbs
April 23, 2025 - Rainbow - 2448 @ 0.42lbs

For April:
Rainbow trout Largemouth bass

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Whatcom County
15.3 mi. away
321.3 acres
elevation: 216 ft.

Somewhat Popular

Lake Terrell

Stocking:
March 21, 2025 - Rainbow - 1640 @ 0.56lbs
January 31, 2025 - Rainbow - 978 @ 1.11lbs

For April:
Bluegill Yellow perch Rainbow trout Brown bullhead Channel catfish Largemouth bass Pumpkinseed Sunfish Coastal cutthroat trout (resident)

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Skagit County
16.4 mi. away
114.2 acres
elevation: 110 ft.

Lake Erie

Stocking:
April 23, 2025 - Rainbow - 4004 @ 0.45lbs
April 21, 2025 - Rainbow - 5808 @ 0.45lbs

For April:
Yellow perch Rainbow trout Largemouth bass

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