| Derry Downs | |
|---|---|
  Derry Downs Location within Greater London | |
| OS grid reference | TQ460660 |
| London borough | |
| Ceremonial county | Greater London |
| Region | |
| Country | England |
| Sovereign state | United Kingdom |
| Post town | ORPINGTON |
| Postcode district | BR5 |
| Police | Metropolitan |
| Fire | London |
| Ambulance | London |
| London Assembly | |
Derry Downs is an area of south-east London, England, within the London Borough of Bromley and, prior to 1965, in the historic county of Kent. It is located south of St Mary Cray, west of Kevington, north of Ramsden, and east of Orpington.