NP12 area guide
Who lives in NP12, what homes sell for, and how it compares on crime, schools and transport.
- Council
- Caerphilly
- Region
- Wales
- Population
- 48,942 (2024)
NP12Postcode district · Blackwood
What NP12 is like
The NP12 postcode district in Caerphilly covers 903 live postcodes and is home to about 48,942 people in 20,783 households. 70.2% of households own their home, 12.9% rent privately and 16.5% are in social housing. The largest age group is 55–59, and 53.5% of adults are in work. On deprivation, it sits near the middle of the scale for Wales. Higher-harm crime is above the England and Wales average. Homes in NP12 sold for a median of £210,000 over the year to August 2026.
How NP12 compares
Headline figures for NP12, set against Wales as a whole.
Around the middle. Scored from 1 (most deprived in Wales) to 10 (least deprived).
Around the middle: 35.0 higher-harm crimes per 1,000 people a year vs 31.1 nationally.
Average annual income before tax, higher than 18% of neighbourhoods in England and Wales.
NP12 FAQs
01Is NP12 a good place to live?Deprivation, crime, schools and transport at a glance.
Deprivation, crime, schools and transport at a glance.
02How much does a house cost in NP12?The median sale price over the last year was £210,000.
The median sale price over the last year was £210,000.
03Is NP12 safe?How recorded crime here compares with the national average.
How recorded crime here compares with the national average.
04Who lives in NP12?Age, home ownership and housing from the census.
Age, home ownership and housing from the census.
05Which council covers NP12?The local authority for NP12 is Caerphilly.
The local authority for NP12 is Caerphilly.
06How well connected is NP12?Connectivity scores 3.0 out of 10.
Connectivity scores 3.0 out of 10.
Sources: Census 2021 (ONS); ONS mid-year population estimates; police recorded crime; the English, Welsh and Scottish indices of deprivation; ONS small area income estimates; ONS private rents; DfE, Welsh and Scottish school registers and Ofsted; DfT NaPTAN; ORR estimates of station usage; HM Land Registry Price Paid Data. Contains public sector information licensed under the Open Government Licence v3.0. Contains OS data © Crown copyright and database right.