| Colby Lake | |
| Location: | Chisago County, Minnesota |
| Coordinates: | 45.42°N -92.6772°W |
| Type: | Lake |
| Pushpin Map: | Minnesota |
| Pushpin Map Alt: | Location of Colby Lake in Minnesota |
Colby Lake is a lake in Chisago County, Minnesota, in the United States.
Colby Lake was named for an early settler.[1]