| Lost Lake | |
| Coords: | 43.9153°N -85.0356°W |
| Length: | 0.2miles |
| Width: | 0.35miles |
| Area: | 66acres |
| Shore: | c. 0.9miles |
| Elevation: | 1040feet |
| Pushpin Map: | Michigan#USA |
| Pushpin Map Alt: | Location of the lake in Michigan. |
Lost Lake is a lake in Clare County, Michigan, United States. It is 66acres large and focal point for Boy Scout activities on the Lost Lake Scout Reservation.