| Name | Location | County | Country | Power source | Type | Function | River |
| Clapperentale Farm Mill, Ottery St Mary | Ottery St Mary | Devon | United Kingdom | Water | Watermill | Farm mill | Tale |
| The Factory, Ottery St Mary | Ottery St Mary | Devon | United Kingdom | Water | Watermill | Paper mill, Silk mill | Otter |
| Town Mills, Ottery St Mary | Ottery St Mary | Devon | United Kingdom | Water | Watermill | Corn mill | Otter |
| Watermill (west), Ottery St Mary | Ottery St Mary | Devon | United Kingdom | Water | Watermill |