Home / Washington lakes / Lake Washington
Natural lake

Lake Washington

King County, Washington

A large, deep natural lake between Seattle and Bellevue, connected to Puget Sound through the Ballard Locks. It is known for smallmouth bass, cutthroat trout and yellow perch, with salmon runs passing through in some years.

N10 mi
Air temp Loading current temperature…
Map data © OpenStreetMap contributors.
Surface area21,934 acres
Max depth214 ft
Shoreline—
Boat motorsCheck local rules

Species

Fishery rating out of 5.

Smallmouth Bass●●●●○

Rocky shorelines, docks and bridge structure. Best in spring as fish move in to spawn.

Yellow Perch●●●●○

Catchable year-round from piers or boats. Best in summer after the spring spawn; schools go deep in winter.

Cutthroat Trout●●●○○

Best in spring and fall. Troll or cast near shore; fish move deeper in summer.

Largemouth Bass●●●○○

Weedy, shallow bays and docks. Dawn and dusk are best in summer.

Black Crappie●●○○○

Docks and cover in spring around the spawn. Slower in summer.

Boat launches

5 launch sites. Fees and hours change, so confirm before you go.

  • Magnuson Park Boat LaunchFee
    Seattle Parks, Sand Point. Open 6am-10pm year-round; launch fee and paid trailer parkingDirections ↗
  • Stan Sayres Memorial ParkFee
    Seattle Parks launch with four wide lanes; launch fee. Ramp replacement project listed, check statusDirections ↗
  • Gene Coulon Memorial Beach ParkFee
    City of Renton launch, open 24 hours; launch and parking fee paid at pay box. Fishing pierDirections ↗
  • Kenmore Boat LaunchPublic
    Principal boat ramp at the north end of the lakeDirections ↗
  • Rainier Beach (Atlantic City Boat Ramp)Public
    Seattle Parks ramp in Rainier BeachDirections ↗

Size & creel limits

Minimum size and daily limit for each species in Lake Washington are published by the state. Look up the current size and creel limits for this lake directly: Washington Department of Fish and Wildlife (2026-27 pamphlet on eRegulations) ↗

Rules change, so confirm current limits with the Washington Department of Fish and Wildlife (2026-27 pamphlet on eRegulations) before you fish.

Bait & tackle nearby

No shops listed yet for this lake. Use the search link below.

Search more bait shops near Lake Washington ↗

Local tips

  • Two-pole fishing is not allowed, and there are zone closures along the floating bridges.
  • Washington Department of Health advises not eating northern pikeminnow and limiting meals of bass, perch and cutthroat.
  • Expect heavy boat traffic on summer weekends and around Seafair in early August, when ramps get crowded.

View on interactive map

Zoom and pan on a street, satellite or terrain map. Red pins are boat launches.

More Washington lakes

Lake Chelan Banks Lake Lake Wallula (McNary Pool) Potholes Reservoir Ross Lake Riffe Lake Lake Entiat Lake Pateros All Washington lakes →

Always wear a life jacket and check your state's current regulations before you fish.