| Rock lake | |
| Location: | Fairview Township, Cass County, north of Pillager, Minnesota |
| Coords: | 46.4272°N -94.4736°W |
| Basin Countries: | United States |
| Max-Depth: | 22feet |
| Pushpin Map: | Minnesota#USA |
| Pushpin Map Alt: | Location of Rock Lake in Minnesota, USA. |
Rock Lake is a lake located in Cass County, Minnesota, USA. It has an area of 240acres and a water clarity of 3.5feet with a maximum depth of 22feet. A smaller lake branches from it, with a smaller stream flowing into it.
Rock Lake is weedy and a habitat for Northern Pike and Large Mouth Bass. It is available for recreational activities such as swimming, boating and fishing.