| Castle House | |
|---|---|
 "a major historic building" | |
| Type | House |
| Location | Usk, Monmouthshire |
| Coordinates | 51°42′18″N 2°54′08″W / 51.7050°N 2.9022°W |
| Built | Medieval to 19th century |
| Architectural style(s) | Vernacular |
| Governing body | Privately owned |
Listed Building – Grade I | |
| Official name | Castle House |
| Designated | 30 April 2004 |
| Reference no. | 2128 |
  Location of Castle House in Monmouthshire | |
Castle House in Usk, Monmouthshire, Wales, originally formed the gatehouse to Usk Castle. Much altered in the eighteenth and nineteenth centuries, it is now a private home and a Grade I listed building.