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Thornhill
| |
|---|---|
 New House Hotel, Thornhill | |
  Thornhill Location within Cardiff | |
| Population | 6,300 |
| OS grid reference | ST17478283 |
| Principal area | |
| Preserved county | |
| Country | Wales |
| Sovereign state | United Kingdom |
| Post town | CARDIFF |
| Postcode district | CF14 |
| Dialling code | +44-29 |
| Police | South Wales |
| Fire | South Wales |
| Ambulance | Welsh |
| UK Parliament | |
| Senedd Cymru – Welsh Parliament | |
Thornhill (Welsh: Draenen Pen-y-graig; meaning draen thorn + -en one + pen top + 'y' the + craig rock [mutated to 'graig']) is a community in the north of the city of Cardiff, Wales. It lies south of Caerphilly.