LakeCount. Every Lake. Measured.

Lakes / Washington / Heart Lake

Heart Lake, Grant County, Washington

18 acres
Surface Area
982 ft
Surface Elevation

Where It Sits, and How Deep It Goes

Locator - Washington

OlympiaSeattleHeart LakeGrant Co.

46.93 degrees N, 119.19 degrees W - Grant 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.

How Heart Lake Stacks Up

Fish Species

Rainbow trout

Species recorded for this lake. Presence only - no abundance ratings.

Facts and Figures

Waterbody ID157385857
CountyGrant
Lake TypeLake
Coordinates46.9305, -119.1859

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: Washington DFW; USGS NHD via WA Dept of Ecology lake data (ID 157385857). Verified October 30, 2026.