Keston Common
51°21′30″N 0°02′05″E / 51.3584°N 0.0348°E
| Site of Special Scientific Interest | |
One of the lakes that form Keston Ponds | |
| Location | Greater London |
|---|---|
| Grid reference | TQ417643 |
| Interest | Biological |
| Area | 24.1 hectares |
| Notification | 1987 |
| Location map | Magic Map |
Keston Common is a 55 hectare area of public open space in Keston in the London Borough of Bromley. Most of it is heathland and dry acid grassland on the Blackheath Pebble Beds. Almost all the common together with a small part of the neighbouring Hayes Common is a biological Site of Special Scientific Interest.