Lakes / Washington / Benton County
Lakes in Benton County, Washington
6 lakes counted in Benton County - the largest is Lake Wallula at 26,343 acres.
6
Lakes Counted
26,343 acres
Largest - Lake Wallula
Benton County, highlighted, with its largest counted lakes dotted. Outlines from Census boundary data.
All Counted Lakes
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Lake Wallula | Benton | 26,343 acres | - |
| 2 | Lake Wallula | Benton | 4,188 acres | - |
| 3 | Yellepit Pond | Benton | 35 acres | - |
| 4 | Mound Pond | Benton | 34 acres | - |
| 5 | Switch Pond | Benton | 5 acres | - |
| 6 | Palmer Pond | Benton | 5 acres | - |
Sources: Washington DFW lake data; USGS. Verified October 30, 2026.