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CF23 5

Postcode sector

215 live postcodes, all in Cardiff.

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 Cardiff. Open the map at CF23 5 for neighbourhoods and points. Open the map at CF23 5

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Deprivation by neighbourhood

Welsh Index of Multiple Deprivation 2025

Most deprived 10%Least

56 of Cardiff’s 218 neighbourhoods are in Wales’s most deprived 20%.

Cardiff, the council that holds 100% of CF23 5

Average house price
£272,252
Up 2.7% in a year
HM Land Registry · Jul 2026
Median full-time pay
£36,946
121st lowest of 348
ONS earnings survey · 2025
House price to pay
7.4×
167th least affordable of 348
Worked out by Open Index
Population
362,308
26th highest of 361
ONS Census 2021 · 2021

Everything about Cardiff

Postcodes in CF23 5