NP23 9

Postcode sector

20 live postcodes, all in Blaenau Gwent.

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 Blaenau Gwent. Open the map at NP23 9 for neighbourhoods and points. Open the map at NP23 9

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Deprivation by neighbourhood

Welsh Index of Multiple Deprivation 2025

Most deprived 10%Least

17 of Blaenau Gwent’s 46 neighbourhoods are in Wales’s most deprived 20%.

Blaenau Gwent, the council that holds 100% of NP23 9

Average house price

£144,294

Up 4.5% in a year

HM Land Registry · Jul 2026

Median full-time pay

£34,797

55th lowest of 348

ONS earnings survey · 2025

House price to pay

4.1×

13th most affordable of 348

Worked out by Open Index

Population

66,904

16th lowest of 361

ONS Census 2021 · 2021

Everything about Blaenau Gwent

Postcodes in NP23 9

NP23 9BLBlaenau Gwent
NP23 9BSBlaenau Gwent
NP23 9BXBlaenau Gwent
NP23 9SABlaenau Gwent
NP23 9ZFBlaenau Gwent
NP23 9ZGBlaenau Gwent
NP23 9ZHBlaenau Gwent
NP23 9ZJBlaenau Gwent
NP23 9ZLBlaenau Gwent
NP23 9ZNBlaenau Gwent
NP23 9ZPBlaenau Gwent
NP23 9ZQBlaenau Gwent
NP23 9ZRBlaenau Gwent
NP23 9ZSBlaenau Gwent
NP23 9ZTBlaenau Gwent
NP23 9ZUBlaenau Gwent
NP23 9ZWBlaenau Gwent
NP23 9ZXBlaenau Gwent
NP23 9ZYBlaenau Gwent
NP23 9ZZBlaenau Gwent