| Official Name: | Rock Dell |
| Settlement Type: | Unincorporated community |
| Pushpin Map: | Minnesota#USA |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Minnesota |
| Subdivision Type2: | County |
| Subdivision Name2: | Olmsted |
| Subdivision Type3: | Township |
| Subdivision Name3: | Rock Dell Township |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation Ft: | 1152 |
| Coordinates: | 43.9208°N -92.6386°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 55920, 55940, and 55976 |
| Area Code: | 507 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 650188 |
Rock Dell is an unincorporated community in Rock Dell Township, Olmsted County, Minnesota, United States. The community is located near the junction of Olmsted County Roads 3, 26, and 126. The South Fork of the Zumbro River flows through the community. Nearby places include Byron, Hayfield, Stewartville, and Rochester.