| Name | Location | County | Country | Power source | Type | Function | River |
| Ynyslas Saw Mill (East), Ynyslas | Ynyslas, Borth | Cardiganshire | United Kingdom | Water | Watermill | Saw mill | Leri |
| Ynyslas Saw Mill (West), Ynyslas | Ynyslas, Borth | Cardiganshire | United Kingdom | Water | Watermill | Saw mill | Leri |