Fishing at
Lake Union King County

• JUMP TO: Lake Union Info
• Stocking Reports
• Map
• Fish Species
• Monthly Outlook
• Images & Media
• Similar Lakes
• Fishing Reports


• Smallmouth Bass
• Largemouth Bass

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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

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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.

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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.

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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.

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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.

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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.

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Lake Union Pictures & Media

Image of Lake Union

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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.