| Diamond Lake | |
| Location: | Elmore County, Idaho |
| Coords: | 43.9272°N -115.1553°W |
| Lake Type: | Glacial |
| Outflow: | Little Queens River to Middle Fork Boise River |
| Basin Countries: | United States |
| Length: | 0.16miles |
| Width: | 0.09miles |
| Elevation: | 8075feet |
| Pushpin Map: | Idaho#USA |
| Pushpin Map Alt: | Location of Diamond Lake in Idaho, USA. |
Diamond Lake is a small alpine lake in Elmore County, Idaho, United States, located in the Sawtooth Mountains in the Sawtooth National Recreation Area. The lake is accessed from Sawtooth National Forest trail 454 along the Little Queens River.[1]
Diamond Lake is in the Sawtooth Wilderness, and a wilderness permit can be obtained at a registration box at trailheads or wilderness boundaries. Triangle Lake is 0.15miles east of Diamond Lake, although over a ridge and in a separate sub-basin.