Lakes / Washington / Walla Walla County
Lakes in Walla Walla County, Washington
8 lakes counted in Walla Walla County - the largest is Lake Sacajawea at 8,146 acres.
8
Lakes Counted
8,146 acres
Largest - Lake Sacajawea
Walla Walla County, highlighted, with its largest counted lakes dotted. Outlines from Census boundary data.
All Counted Lakes
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Lake Sacajawea | Walla Walla | 8,146 acres | - |
| 2 | Lake Herbert G West | Walla Walla | 4,273 acres | - |
| 3 | Lake Wallula | Walla Walla | 1,967 acres | - |
| 4 | Burbank Slough | Walla Walla | 270 acres | - |
| 5 | Smiths Harbor | Walla Walla | 120 acres | - |
| 6 | Mill Creek Lake | Walla Walla | 39 acres | - |
| 7 | Curlew Pond | Walla Walla | 36 acres | - |
| 8 | Quarry Pond | Walla Walla | 9 acres | - |
Sources: Washington DFW lake data; USGS. Verified October 30, 2026.