Pentwyn-mawr on the map

Location in CaerphillyPentwyn-mawr 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 Pentwyn-mawr

Pentwyn-mawr is a village located in the Caerphilly county borough of Wales, within the NP11 postcode area. It is situated close to the larger town of Risca, providing easy access to local amenities and services. The village is primarily residential, featuring a mix of housing styles that reflect its development over the years.

Surrounding Pentwyn-mawr are various green spaces and natural landscapes, making it a suitable location for those who enjoy outdoor activities. The area is well-connected by road, allowing for convenient travel to nearby towns and cities. Local schools and community facilities cater to the needs of residents, contributing to a sense of community within the village.

School Ratings in Pentwyn-mawr

Families in Pentwyn-mawr have access to 61 local schools.

House Prices in Pentwyn-mawr

Homes sell for an average of £181K locally. Most of the housing is made up of terraced houses, averaging £132K.

Crime and Anti-Social Behaviour in Pentwyn-mawr

Crime in the area is lower than the national average. Anti-social behaviour is the leading concern across Pentwyn-mawr, with 30 incidents recorded in May 2026.

Healthcare in Pentwyn-mawr

There are 6 GP surgeries within three miles of Pentwyn-mawr, the nearest being Blackwood Medical Group (1.1 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 Pentwyn-mawr ONS 2023

The average total household income in Pentwyn-mawr 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.

Pentwyn-mawr £42,320
England & Wales avg. £55,302

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

Businesses in Pentwyn-mawr ONS 2025

There are approximately 768 active businesses based in Pentwyn-mawr, 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 Pentwyn-mawr 84 crimes · May 2026

Low Crime Area

Crime levels in Pentwyn-mawr are lower than the England and Wales average. While anti-social behaviour is the most frequently recorded category, the overall picture is one of a settled and secure town where serious incidents remain uncommon.

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

Newbridge Train Station 1 miles
Hengoed Train Station 2.8 miles
Pengam Train Station 2.8 miles
Llanhilleth Train Station 3 miles
Gilfach Fargoed Train Station 3.1 miles
Crosskeys Train Station 3.2 miles

Location

Local Government

District Caerphilly
Ward Crumlin
Constituency Islwyn
Parish Crumlin

Home Ownership in Pentwyn-mawr

Of the 16,487 households in and around Pentwyn-mawr, 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 Pentwyn-mawr.

Frequently Asked Questions about Pentwyn-mawr

What is the population of Pentwyn-mawr?
Pentwyn-mawr 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 Pentwyn-mawr?
The average property in and around Pentwyn-mawr 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 Pentwyn-mawr?
Pentwyn-mawr is covered by the NP11 postcode district.
How many schools are there in Pentwyn-mawr?
There are 12 schools within easy reach of Pentwyn-mawr, spanning primary, secondary and other phases.
Where is the nearest train station to Pentwyn-mawr?
The nearest railway station to Pentwyn-mawr is Newbridge Train Station, about 1 miles away.