Lakes / Idaho / Twin Falls County
Lakes in Twin Falls County, Idaho
6 lakes counted in Twin Falls County - the largest is Salmon Falls Creek Reservoir at 2,886.56 acres.
6
Lakes Counted
2,886.56 acres
Largest - Salmon Falls Creek Reservoir
Twin Falls County, highlighted, with its largest counted lakes dotted. Outlines from Census boundary data.
All Counted Lakes
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Salmon Falls Creek Reservoir | Twin Falls | 2,886.56 acres | - |
| 2 | Cedar Creek Reservoir | Twin Falls | 957.53 acres | - |
| 3 | Murtaugh Lake | Twin Falls | 819.4 acres | - |
| 4 | Deep Creek Reservoir | Twin Falls | 94.15 acres | - |
| 5 | Williams Reservoir | Twin Falls | 45.22 acres | - |
| 6 | Dierkes Lake | Twin Falls | 25.2 acres | - |
Sources: USGS National Hydrography Dataset lake data; USGS. Verified October 30, 2026.