There are 18 castles of note in Devon.

Name
Type
Date
Condition
Image Ownership
/ Access
Notes (Key)
Affeton Castle Fortified manor house 140115th century Fragment Private Large gatehouse survives from house sacked during Civil War, with 19th century alterations and additions.
Berry Pomeroy Castle Enclosure castle 140115th century Ruins EH Very late castle, designed to defend against artillery.
Bickleigh Castle Fortified manor house 140115th century Restored Wedding venue Incorporated in later buildings.
Compton Castle Fortified manor house 130114–16th century Restored ENT Used as farm after 1750, restored 20th century.
Dartmouth Castle Castle 14811481 Restored EH Converted to artillery castle 1509–47.
Castle Drogo Neo-romantic castle 19111911–1930 Intact ENT By Edwin Lutyens.
Gidleigh Castle Keep 1301c.1300 Ruins HC
Hemyock Castle Enclosure castle 1380c.1380 Fragmentary remains Private
Kingswear Castle Artillery fort 14911491–1502 Intact Landmark Trust
Lydford Castle Keep and bailey 110112–13th century Ruins EH
Marisco Castle Keep and bailey 1243c.1243 Restored ENT Restored 1643.
Okehampton Castle Keep and bailey 100111–14th century Fragmentary remains EH
Plympton Castle Motte and bailey 110112th century Fragmentary remains HC
Powderham Castle Fortified manor house 130114–16th century Restored HH
Earl of Devon
Remodelled 18th and 19th centuries.
Rougemont Castle Castle 100111–12th century Fragments Wedding venue Medieval fragments survive with later buildings.
Salcombe Castle Artillery fort 15401540s Ruins HAL Refortified 1643–5.
Tiverton Castle Quadrangular castle 130114th century Partly habitable HH 150116th century house built within castle.
Totnes Castle Shell keep 100111–14th century Ruins EH Well-preserved keep on high motte.
Watermouth Castle Neo-romantic castle 18251825–45 Intact Theme park