Lakes / Washington / Priest Rapids Lake
Priest Rapids Lake, Washington
6,387 acres
Surface Area
491 ft
Surface Elevation
Where It Sits, and How Deep It Goes
Locator - Washington
46.70 degrees N, 119.94 degrees W - Yakima 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 Priest Rapids Lake Stacks Up
- The largest lake in Yakima County among those counted.
- About 124 miles from Tacoma, as the crow flies.
Facts and Figures
Waterbody ID{381FBAA9-1FFD-4D4E-A25C-842B3A5E3B92}
CountyYakima
Lake TypeLake
Coordinates46.7031, -119.9429
Largest Lakes in Washington
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Franklin D Roosevelt Lake | Ferry | 71,323 acres | - |
| 2 | Lake Umatilla | Klickitat | 50,042 acres | - |
| 3 | Lake Chelan | Chelan | 32,677 acres | About 1,500 ft |
| 4 | Banks Lake | Grant | 26,879 acres | - |
| 5 | Lake Wallula | Benton | 26,343 acres | - |
Sources: USGS NHD via WA Dept of Ecology lake data (ID {381FBAA9-1FFD-4D4E-A25C-842B3A5E3B92}). Verified October 30, 2026.