The KT21 postcode district is a postal district with a population of 13,726 and is within the KT Kingston upon Thames postcode area.
The area of the KT21 postcode district is 3.45 square miles which is 8.94 square kilometres or 2,208.62 acres.
There are 2 postcode sectors within the KT21 district.
|Postcode Sector||Delivery Office|
|KT21 1||Ashtead Delivery Office|
|KT21 2||Ashtead Delivery Office|