Cooper Lake is a large freshwater highland lake located in Kittitas County, Washington. At an elevation of 2792 ft. and 129.4 acres, it's home to several species of fish, including kokanee, bull trout, brook trout, brown trout, rainbow trout, cutthroat trout and westslope cutthroat trout.
Stocked Fish: RainbowCooper Lake has been historically stocked with rainbow. The largest rainbow ever stocked is 3.33 lbs. This year so far, there has been 1 stockings of rainbow at an average of 0.42 lbs. In the past, Cooper Lake stocked tens of thousands of rainbow averaging 0.46 lbs.
Date | Quantity | Fish |
May 28, 2024 | 3000 | Rainbow @ 0.42lbs |
May 30, 2023 | 3000 | Rainbow @ 0.42lbs |
June 8, 2022 | 3000 | Rainbow @ 0.42lbs |
June 10, 2020 | 2544 | Rainbow @ 0.42lbs |
May 20, 2020 | 2520 | Rainbow @ 0.42lbs |
June 20, 2017 | 283 | Rainbow @ 3.33lbs |
June 6, 2017 | 4020 | Rainbow @ 0.42lbs |
May 30, 2017 | 3500 | Rainbow @ 0.4lbs |
June 2, 2016 | 3000 | Rainbow @ 0.4lbs |
June 1, 2016 | 417 | Rainbow @ 1.49lbs |
May 18, 2016 | 3350 | Rainbow @ 0.4lbs |
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A high-elevation rugged lake, Cooper Lake provides opportunities for kokanee, bull trout, brook trout, brown trout, rainbow trout, cutthroat trout and westslope cutthroat trout throughout the year.
January | February | March | April | May | June | July | August | September | October | November | December | |
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Kokanee | ||||||||||||
Bull trout | ||||||||||||
Brook trout | ||||||||||||
Brown trout | ||||||||||||
Rainbow trout | ||||||||||||
Cutthroat trout | ||||||||||||
Westslope cutthroat trout |
An modestly traveled lake, there has been some successful reports by anglers at Cooper Lake over the past few years.
Anglers reported the most success with rainbow trout.
A list of the best bait to use for stocked rainbow trout.
There are a number of similar sized lakes relatively close to Cooper Lake, including
Pete Lake, Waptus Lake, Spectacle Lake, Shovel and Tucquala.
Or try our advanced Washington fishing lake finder - search for any species of fish, filter by stocked lakes only, lake amenities and more.
For December:
Brook trout
Rainbow trout
Cutthroat trout
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For December:
Brook trout
Rainbow trout
Cutthroat trout
View Fishing Details
For December:
Cutthroat trout
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For December:
Cutthroat trout
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For December:
Brook trout
Rainbow trout
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