| Grosmont | |
|---|---|
 Grosmont from the castle | |
  Grosmont Location within Monmouthshire | |
| Population | 869 |
| Principal area | |
| Preserved county | |
| Country | Wales |
| Sovereign state | United Kingdom |
| Post town | USK |
| Postcode district | NP |
| Dialling code | 0 |
| Police | Gwent |
| Fire | South Wales |
| Ambulance | Welsh |
| UK Parliament | |
Grosmont (Welsh: Y Grysmwnt or Rhosllwyn) is a village and community near Abergavenny in Monmouthshire, Wales. The population taken at the 2021 census was 869.[1] The wider community (parish) includes the villages of Llangattock Lingoed, Llangua and Llanvetherine.