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NP11 6

Postcode sector

226 live postcodes, all in Caerphilly.

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 Caerphilly. Open the map at NP11 6 for neighbourhoods and points. Open the map at NP11 6

Your MP

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

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Deprivation by neighbourhood

Welsh Index of Multiple Deprivation 2025

Most deprived 10%Least

28 of Caerphilly’s 110 neighbourhoods are in Wales’s most deprived 20%.

Caerphilly, the council that holds 100% of NP11 6

Average house price
£197,542
Up 4.2% in a year
HM Land Registry · Jul 2026
Median full-time pay
£35,367
78th lowest paid of 348
ONS earnings survey · 2025
House price to pay
5.6×
65th most affordable of 348
Worked out by Open Index
Population estimate
176,078
Down 0.1% in a year
ONS population estimates · 2025

Everything about Caerphilly

Postcodes in NP11 6