Fishing at
Lake Union King County

Lake Union is a very large freshwater lake located in King County, Washington. At an elevation of 17 ft. and 1030.5 acres, it's home to several species of fish, including yellow perch, black crappie, largemouth bass, smallmouth bass and coastal cutthroat trout (resident). Lake Union provides good shoreline access.

Stocked Fish: Rainbow
Lake Size: 1030.5 acres
Elevation: 17 ft.
Boat Launch: None
Shoreline Access: Good

Lake Union Stocking Reports

Lake Union has been historically stocked with rainbow. The largest rainbow ever stocked is 0.4 lbs. This year so far, there has been 1 stockings of rainbow at an average of 0.4 lbs. In the past, Lake Union stocked thousands of rainbow averaging 0.4 lbs.

Date Quantity Fish
May 21, 2024 500 Rainbow @ 0.4lbs
May 26, 2023 500 Rainbow @ 0.4lbs
May 27, 2022 500 Rainbow @ 0.4lbs
May 28, 2021 500 Rainbow @ 0.4lbs
May 19, 2017 500 Rainbow @ 0.4lbs
May 24, 2016 560 Rainbow @ 0.4lbs

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Lake Union Map

Lake Union Fish Species

Lake Union provides good opportunities for largemouth bass and smallmouth bass. There is also a chance to catch yellow perch, black crappie and coastal cutthroat trout (resident) throughout the year.

January February March April May June July August September October November December
Yellow perch
Black crappie
Largemouth bass
Smallmouth bass
Coastal cutthroat trout (resident)

Lake Union Fishing Reports

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

Anglers reported the most success with smallmouth bass. Largemouth bass is also a popular species to fish for at Lake Union.

A list of the best bait to use for stocked rainbow trout.

Lake Union - Smallmouth Bass Fishing Tips

At Lake Union, the best time for catching smallmouth bass is evening. Anglers also reported success with smallmouth bass around afternoon. Popular baits used include worms for smallmouth bass. Bottom fishing from shore and top fishing from shore are the common and successful methods used at Lake Union to catch smallmouth bass.

Lake Union - Largemouth Bass Fishing Tips

The most popular time for catching largemouth bass at Lake Union is morning. Anglers also reported success with largemouth bass around afternoon. Anglers often fish by bottom fishing from shore and top fishing from shore for largemouth bass.

Lake Union Pictures & Media

Image of Lake Union Image of Lake Union

Nearby Lakes Similar to Lake Union

There are a number of similar sized lakes relatively close to Lake Union, including Green Lake, Long Lake, Kitsap Lake, Lake Sawyer and Lake Roesiger.

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

King County
2.2 mi. away
250 acres
elevation: 164 ft.

Very popular

Green Lake

April 30, 2024 - Rainbow - 4800 @ 0.42lbs
March 18, 2024 - Rainbow - 5700 @ 0.4lbs

For June:
Rock bass Brown trout Common carp Rainbow trout Brown bullhead Channel catfish Largemouth bass Pumpkinseed Sunfish

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Kitsap County
16.1 mi. away
320.9 acres
elevation: 122 ft.

Somewhat Popular

Long Lake

June 5, 2024 - Rainbow - 2100 @ 0.65lbs
June 5, 2024 - Rainbow - 500 @ 0.56lbs

For June:
Black crappie Largemouth bass Coastal cutthroat trout (resident)

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Kitsap County
17.6 mi. away
238.4 acres
elevation: 159 ft.

Somewhat Popular

Kitsap Lake

March 6, 2024 - Rainbow - 4867 @ 0.69lbs
November 6, 2023 - Rainbow - 376 @ 3.45lbs

For June:
Bluegill Rainbow trout Largemouth bass

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King County
25.9 mi. away
285.7 acres
elevation: 498 ft.


Lake Sawyer

May 7, 2024 - Rainbow - 4500 @ 0.4lbs
May 9, 2023 - Rainbow - 3000 @ 0.38lbs

For June:
Yellow perch Black crappie Rainbow trout Brown bullhead Largemouth bass Smallmouth bass Pumpkinseed Sunfish Coastal cutthroat trout (resident)

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Snohomish County
31.4 mi. away
346.7 acres
elevation: 577 ft.

Somewhat Popular

Lake Roesiger

April 9, 2024 - Rainbow - 2244 @ 0.45lbs
March 18, 2024 - Rainbow - 3500 @ 0.4lbs

For June:
Kokanee Bluegill Yellow perch Black crappie Rainbow trout Brown bullhead Largemouth bass

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