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Lakes / Washington / Beaver Lake

Beaver Lake, King County, Washington

71 acres
Surface Area
About 55 ft
Max Depth (Approximate)
413 ft
Surface Elevation

Where It Sits, and How Deep It Goes

Locator - Washington

OlympiaSeattleBeaver LakeKing Co.

47.59 degrees N, 122.00 degrees W - King County. State and county outlines drawn from Census boundary data; the lake marker is placed by its Washington DFW coordinates, not by eye. Schematic - not a survey map.

Depth Profile - Beaver Lake

0 ft - SurfaceMax Depth (Approx.) - About 55 ftA Typical Shallow Lake - Under 20 ft Deep

Schematic cross-section drawn to one shared depth scale - not a survey or bathymetric map. Max depth is approximate, from Washington Dept. of Ecology bathymetry.

Facts and Figures

Waterbody ID148900355
CountyKing
Lake TypeLake
Coordinates47.5908, -121.9973

Largest Lakes in Washington

#LakeCountySurface AreaMax Depth
1Franklin D Roosevelt LakeFerry71,323 acres-
2Lake UmatillaKlickitat50,042 acres-
3Lake ChelanChelan32,677 acresAbout 1,500 ft
4Banks LakeGrant26,879 acres-
5Lake WallulaBenton26,343 acres-
Sources: USGS NHD via WA Dept of Ecology lake data (ID 148900355); Washington Dept. of Ecology bathymetry (approximate max depth). Verified October 30, 2026.