Pen-twyn on the map

Location in CaerphillyPen-twyn sits where the marker shows within the county.

37,305
Population
16,029
Households
12
Schools nearby
£42,320
Avg. household income
768
Businesses
584
People per km²
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About Pen-twyn

Pen-twyn is a residential area located in Caerphilly, Wales, within the NP11 postcode area. The community is primarily made up of housing developments, providing a range of amenities for local residents. It is situated close to the larger town of Abercarn, which offers additional services and facilities.

The area is surrounded by natural landscapes, making it a suitable spot for those who enjoy outdoor activities. There are several parks and green spaces nearby, providing opportunities for walking and recreational activities. Pen-twyn is also well-connected to public transport, allowing easy access to nearby towns and cities, including Caerphilly and Newport.

School Ratings in Pen-twyn

Pen-twyn is served by 55 schools.

House Prices in Pen-twyn

Property prices average £181K across the area, and terraced houses are the most common property type, typically selling for £132K.

Crime and Anti-Social Behaviour in Pen-twyn

Local crime rates sit lower than national averages. Anti-social behaviour accounts for the highest share in Pen-twyn, with 30 incidents logged in May 2026.

Healthcare in Pen-twyn

There are 5 GP surgeries within three miles of Pen-twyn, the nearest being Six Bells Medical Centre (0.9 miles away).

Property Prices 4,466 sales

Average Price £181K
£500 , £42.5M
Detached £274K 426
Semi £163K 1,429
Terraced £132K 2,237
Flat £96K 156

Household Income in Pen-twyn ONS 2023

The average total household income in Pen-twyn is approximately £42,320 a year before tax, 23% below the national average of £55,302. After tax and benefits, the average disposable (net) household income is around £32,910. These are modelled estimates from the Office for National Statistics for the financial year ending 2023.

Pen-twyn £42,320
England & Wales avg. £55,302

Net (after tax) household income averages £32,910.

Businesses in Pen-twyn ONS 2025

There are approximately 768 active businesses based in Pen-twyn, around 21 for every 1,000 residents. The local economy is dominated by small firms: about 89% are micro-businesses employing fewer than 10 people, while 19 are larger employers with 50 or more staff. Figures are from the Office for National Statistics UK Business Counts.

768 Total businesses
21 Per 1,000 residents
Micro, 0-9 89%
Small, 10-49 9%
Medium, 50-249 2%
Large, 250+ 0%

Crime in Pen-twyn 84 crimes · May 2026

Low Crime Area

Reported crime in Pen-twyn falls below the national average, suggesting a comparatively safe environment. Anti-social behaviour tops the list of recorded incidents, but figures are low overall. Residents and visitors alike tend to find this a quiet and reassuring town.

Anti-Social Behaviour 30
Violence & Sexual Offences 30
Criminal Damage & Arson 7
Public Order 6
Burglary 3
Other Theft 3
Vehicle Crime 3
Drugs 2
Local Policing
Data from data.police.uk · Contains public sector information licensed under the Open Government Licence v3.0
Crime figures depend on reporting by individual police forces and may not reflect the full picture in all areas.

Nearest Train Stations 6 stations

Llanhilleth Train Station 0.6 miles
Newbridge Train Station 2.2 miles
Bargoed Train Station 3.4 miles
Brithdir Train Station 3.4 miles
Gilfach Fargoed Train Station 3.4 miles
Pengam Train Station 3.8 miles

Location

Local Government

District Caerphilly
Ward Crumlin
Constituency Islwyn
Parish Crumlin

Home Ownership in Pen-twyn

Of the 16,487 households in and around Pen-twyn, 68% are owned, 18% are socially rented and 14% are privately rented. Home ownership here is higher than the England and Wales average of 63%.

Owned 68% Social rented 18% Private rented 14%

Tenure from the 2021 Census (ONS), for the postcode districts covering Pen-twyn.

Frequently Asked Questions about Pen-twyn

What is the population of Pen-twyn?
Pen-twyn has a population of approximately 37,305 residents, based on the latest census figures for the surrounding postcode area.
What is the average house price in Pen-twyn?
The average property in and around Pen-twyn sold for about £180,830, based on HM Land Registry Price Paid records. That is around 48% below the England and Wales average of £349,091.
What postcodes cover Pen-twyn?
Pen-twyn is covered by the NP11 postcode district.
How many schools are there in Pen-twyn?
There are 12 schools within easy reach of Pen-twyn, spanning primary, secondary and other phases.
Where is the nearest train station to Pen-twyn?
The nearest railway station to Pen-twyn is Llanhilleth Train Station, about 0.6 miles away.