| Lost Lake | |
|---|---|
| Location | Minnehaha County, South Dakota |
| Basin countries | United States |
| Surface area | 163 acres (66 ha) |
| Max. depth | 7 ft (2.1 m) |
Lost Lake is located in Minnehaha County, South Dakota, United States. The lake lies 2 miles (3.2 km) north of Humboldt.
Lost Lake was given its name; because, the surrounding hills hid the lake so well. The hills rendered the lake virtually invisible until the shores were reached.