| St Catherine's Fort | |
|---|---|
| Part of Pembrokeshire | |
| Tenby, Wales | |
 The fort stands on St Catherine's Island next to Castle Rock, Tenby. | |
 St Catherine's Island and Fort | |
| Coordinates | 51°40′14″N 4°41′31″W / 51.6706°N 4.6919°W |
| Type | Palmerston Fort |
| Height | Up to 14 metres (46 ft) |
| Site information | |
| Owner | Private |
| Site history | |
| Built | 1870 |
| Materials | Limestone Granite |
St Catherine's Fort is a 19th-century Palmerston Fort on St Catherine's Island, at Tenby, Pembrokeshire, Wales.