| Name | Location | County | Country | Power source | Type | Function | River |
| Bere Mill Farm Mill, Ilminster | Ilminster | Somerset | United Kingdom | Water | Watermill | Farm mill | Isle |
| Brewery Complex, Hambridge | Hambridge | Somerset | United Kingdom | Water | Watermill | Brewery mill | Isle |
| Court Mill, Wadeford | Wadeford | Somerset | United Kingdom | Water | Watermill | Corn mill | Isle |
| Dowlish Flour Mill, Dowlish Wake | Dowlish Wake | Somerset | United Kingdom | Water | Watermill | Corn mill | Isle |
| Dowlish Ford Mills, Ilminster | Ilminster | Somerset | United Kingdom | Water | Watermill | Textile mill | Isle |
| Eames's Mill, Ilminster | Ilminster | Somerset | United Kingdom | Water | Watermill | Corn mill | Isle |
| Hornsbury Mill, Chaffcombe | Chaffcombe | Somerset | United Kingdom | Water | Watermill | Corn mill | Isle |
| Manor Farm Mill, Knowle St Giles | Knowle St Giles | Somerset | United Kingdom | Water | Watermill | Corn mill | Isle |
| Model Dairy Factory, Chaffcombe | Chaffcombe | Somerset | United Kingdom | Water | Watermill | Workshop | Isle |
| Moolham Mill, Dowlish Wake | Dowlish Wake | Somerset | United Kingdom | Water | Watermill | Textile mill | Isle |
| Nimmer Mills, Nimmer | Combe St Nicholas | Somerset | United Kingdom | Water | Watermill | Corn mill, Saw mill, Workshop | Isle |
| Pudleigh Mill, Combe St Nicholas | Combe St Nicholas | Somerset | United Kingdom | Water | Watermill | Textile mill | Isle |
| Rose Mill, Ilminster | Ilminster | Somerset | United Kingdom | Water | Watermill | Textile mill | Isle |
| Sea Mills Farm, Peasmarsh | Peasmarsh | Somerset | United Kingdom | Water | Watermill | Corn mill | Isle |
| Wadeford Corn Mill, Combe St Nicholas | Combe St Nicholas | Somerset | United Kingdom | Water | Watermill | Corn mill | Isle |
| Wadeford Woollen Mill, Combe St Nicholas | Combe St Nicholas | Somerset | United Kingdom | Water | Watermill | Woollen mill | Isle |
| Watermill, Dillington Farm, Whitelackington | Dillington Farm, Whitelackington | Somerset | United Kingdom | Water | Watermill | Farm mill | Isle |
| Watermill, Donyatt | Donyatt | Somerset | United Kingdom | Water | Watermill | Corn mill | Isle |
| Watermill, Isle Brewers | Isle Brewers | Somerset | United Kingdom | Water | Watermill | Corn mill | Isle |
| Watermill, Woodhouse Farm, Knowle St Giles | Woodhouse Farm, Knowle St Giles | Somerset | United Kingdom | Water | Watermill | Farm mill | Isle |