| Site of Special Scientific Interest | |
 Coastline to the east of the SSSI | |
  Location within Cornwall  Polruan to Polperro (England) | |
| Location | Cornwall |
|---|---|
| Grid reference | SX170509 |
| Coordinates | 50°19′57″N 4°35′16″W / 50.3325°N 4.5877°W |
| Interest | Biological |
| Area | 213.4 hectares (2.13 km2; 0.824 sq mi) |
| Notification | 1951 |
| Natural England website | |
Polruan to Polperro is a coastal Site of Special Scientific Interest (SSSI) and Special Area of Conservation (SAC) in south-east Cornwall, England, UK, noted for its biological interest. It contains a wide variety of plant species and is a site for populations of breeding birds.