| Newhouse Farm | |
| Type: | Farmhouse |
| Map Relief: | yes |
| Coordinates: | 51.8428°N -2.9213°W |
| Location: | Llanvetherine, Monmouthshire |
| Built: | late 16th century |
| Architecture: | Vernacular |
| Governing Body: | Privately owned |
| Designation1: | Grade II* listed building |
| Designation1 Offname: | Newhouse Farmhouse |
| Designation1 Date: | 27 February 1992 |
| Designation1 Number: | 2862 |
| Designation2: | Grade II listed building |
| Designation2 Offname: | Barn and attached Byre at Newhouse Farm |
| Designation2 Date: | 27 February 1992 |
| Designation2 Number: | 2863 |
| Designation3: | Grade II listed building |
| Designation3 Offname: | Small Barn at Newhouse Farm |
| Designation3 Date: | 27 February 1992 |
| Designation3 Number: | 2864 |
| Designation4: | Grade II listed building |
| Designation4 Offname: | Former Stable at Newhouse Farm |
| Designation4 Date: | 27 February 1992 |
| Designation4 Number: | 2865 |
Newhouse Farmhouse, Llanvetherine, Monmouthshire is a farmhouse dating from the late-16th century. It is a Grade II* listed building. Its associated barns and stable block have their own Grade II listings.
The architectural historian John Newman dates the farmhouse to the late 16th century, describing it as “much altered”. Cadw suggests a somewhat later date for the main block, of 1600. Sir Cyril Fox and Lord Raglan, in their three-volume history Monmouthshire Houses, record 17th century extensions and alterations. Cadw attributes the parlour range to 1635.
The farmhouse is constructed of rubble stone, with a slate roof, replaced in the 20th century. It is of two-storeys, with gables. Newhouse Farm is a Grade II* listed building. Its two barns and the associated stable block have their own Grade II listings.