Compare

CT21 4

Postcode sector

197 live postcodes, all in Folkestone and Hythe.

A postcode has no figures of its own: each layer is published for whole councils, neighbourhoods or exact points. The figures below are for the whole of Folkestone and Hythe. Open the map at CT21 4 for neighbourhoods and points. Open the map at CT21 4

MPs for CT21 4

As of , from the UK Parliament Members API. Contains Parliamentary information licensed under the Open Parliament Licence v3.0. Source: UK Parliament, Members API.

Open in map

Deprivation by neighbourhood

English Indices of Deprivation 2025

Most deprived 10%Least

15 of Folkestone and Hythe’s 67 neighbourhoods are in England’s most deprived 20%.

Folkestone and Hythe, the council that holds 100% of CT21 4

Average house price
£303,296
Up 0.9% in a year
HM Land Registry · Jul 2026
Median full-time pay
£38,864
165th highest paid of 348
ONS earnings survey · 2025
House price to pay
7.8×
143rd least affordable of 348
Worked out by Open Index
Deprivation score
25.2
78th most deprived of 296
MHCLG · England only

Everything about Folkestone and Hythe

Postcodes in CT21 4