| Rock Key | |
| Depth: | 1 - 35 feet[1] |
| Location: | Caribbean |
| Pushpin Map: | Florida#Caribbean |
| Country: | United States |
| Type: | reef |
Rock Key is a coral reef located within the Florida Keys National Marine Sanctuary. It lies to the southwest of Key West, within the Key West National Wildlife Refuge. This reef is within a Sanctuary Preservation Area (SPA).
