Castles of England/Northamptonshire
| Name |
Type |
Date |
Condition |
Image | Ownership / Access |
Notes ((Key) |
|---|---|---|---|---|---|---|
| Astwell Castle | Fortified manor house | 15th century | Fragment |
|
Private, farm | Gatehouse survives alongside 17th century house. |
| Barnwell Castle | Rectangular castle | c.1266 | Ruins |
|
Private | |
| Fotheringhay Castle | Keep and bailey | 12th century | Earthworks |
|
Scene of trial and execution of Mary, Queen of Scots, 1587. | |
| Rockingham Castle | Motte and bailey | 13–19th century | Rebuilt |
|
13th century gatehouse survives, largely rebuilt 16th century, remodelled 1660 and by Salvin in 19th century. | |
| Thorpe Waterville Castle | Castle | 14th century | Fragment | Private | Great hall with fine open roof survives, altered for use as a barn.< |



