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Certain |
Probable |
Questionable or Doubtful |
Rejected |
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Confidence is a statement of the site as a medieval fortification or palace | ||||
| Name | Alternative Name(s) | County | Remains | Barons Dyke | Bishops Dyke; Bar Dyke; White Moss | Cumberland | earthwork | Basco Dyke, Ainstable | Cumberland | no visible | Bishops Dyke, Dalston Barrs | Cumberland | earthwork | Borrowdale Dyke | Westmorland | no visible | Salkeld Dyke | Cumberland | no visible | Scots Dike | Scots Dyke | Cumberland | earthwork |
| The Downs Beach Fortifications | Great Turf Bulwark; Little Turf Bulwark; Great White Bulwark of Clay; Black or Walmer Bulwark | Kent | no visible | Harringtons Dyke | Roeburndale | Lancashire | uncertain | Weybourne Hope Beach Defence | Wabourne; Wauburne-hope | Norfolk | no visible | War Dike | Steindic | Yorkshire North Riding | earthwork | Clennell Street Cross Dyke 1 | Copper Snout | Northumberland | cropmark/slight earthwork | Clennell Street Cross Dyke 2 | Wholehope | Northumberland | cropmark/slight earthwork | Clennell Street Cross Dyke 5 | Uplaw Know | Northumberland | cropmark/slight earthwork | Clennell Street Cross Dyke 4 | South East of Uplaw Knowe | Northumberland | cropmark/slight earthwork | Clennell Street Cross Dyke 6 | South East of Hoseden Linn | Northumberland | earthwork | Clennell Street Cross Dyke 3 | Northumberland | cropmark/slight earthwork | Plymouth Blockhouse, Millbay and Firestone Bay wall | Hoe Blockhouse | Devon | no visible | Minsmere Tudor entrenchments | Suffolk | no visible |
| Southwold Gun Hill | Suffolk | no visible | Sheringham and Cromer Cliff defences | Norfolk | no visible |
| Crosby Ravensworth Dyke | Westmorland | cropmark/slight earthwork | |
| Green Dike | Yorkshire North Riding | earthwork | |
| Abingdon, Serpenhills | Shippon; Northcourt | Berkshire | no visible |
| Black Dyke | Northumberland | earthwork | |
| Great Wolford Village Ditch | Warwickshire | earthwork | |
| Armada Bank, Gwinear Gwithian | Godrevy Towans | Cornwall | earthwork |