Crumlin, Caerphilly
| Crumlin 
 | |
|---|---|
| Site of Crumlin Viaduct | |
| Location within Caerphilly | |
| Population | 5,947 (2011) | 
| OS grid reference | ST215985 | 
| Principal area | |
| Preserved county | |
| Country | Wales | 
| Sovereign state | United Kingdom | 
| Post town | NEWPORT | 
| Postcode district | NP11 | 
| Post town | ABERTILLERY | 
| Postcode district | NP13 | 
| Dialling code | 01495 | 
| Police | Gwent | 
| Fire | South Wales | 
| Ambulance | Welsh | 
| UK Parliament | |
| Senedd Cymru – Welsh Parliament | |
Crumlin (Welsh: Crymlyn) is a town, community and electoral ward in Caerphilly county borough in South Wales. It is situated in the Ebbw River valley, 5 miles (8 km) west of Pontypool, within the historic boundaries of Monmouthshire.