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Pontllanfraith

Town

Town in Caerphilly, Wales.

Pontllanfraith is an ONS built-up area: the land built up as one town, whatever council it is in. Figures for Pontllanfraith add up the census output areas (or, for claimants, the neighbourhoods) that sit mostly inside it, so they are close to, but not exactly, the town’s own.

Open in map

Radon Affected Area by town

Worked out by Open Index · 2022

Under 1%90% or more

About 100% of people in Pontllanfraith live in a 1 km square that the radon atlas marks as a radon Affected Area.

Median sale price
£210,000
Joint 275th cheapest of 1,092
Worked out by Open Index
Population
9,363
193rd least populated of 1,209
ONS Census 2021 · 2021
People in radon Affected Area squares
100%
UK 44%
Worked out by Open Index
Gigabit broadband coverage
96.4%
UK 87.8%
Ofcom · Jan 2026

How Pontllanfraith compares

Each dot is a town. The black line marks the middle one.

PontllanfraithMiddle
Median sale price76 towns, Wales · 2025
Median sale price: every town in Wales76 areas from £120,000 to £344,000. The middle area is £194,375. Pontllanfraith is £210,000.
£210,00025th most expensive
Population76 towns, Wales · 2021
Population: every town in Wales76 areas from 7,546 to 348,511. The middle area is 13,457. Pontllanfraith is 9,363.
9,36318th least populated
People in radon Affected Area squares76 towns, Wales · 2022
People in radon Affected Area squares: every town in Wales76 areas from 2.0% to 100.0%. The middle area is 100.0%. Pontllanfraith is 100.0%.
100%joint most people in radon Affected Areas
Gigabit broadband coverage76 towns, Wales · Jan 2026
Gigabit broadband coverage: every town in Wales76 areas from 55.2% to 99.0%. The middle area is 93.5%. Pontllanfraith is 96.4%.
96.4%14th highest

Is Pontllanfraith safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in Pontllanfraith at a rate of 95.8 per 1,000 people.

That compares with 96.7 per 1,000 people across Wales.

In August 2026 alone, 80 cases of crime and anti-social behaviour were recorded in Pontllanfraith.

In the 12 months to August 2026, the most common types were violence and sexual offences (318), anti-social behaviour (160) and other crime (151).

A year earlier, the recorded crime rate in Pontllanfraith was 73.5 per 1,000 people.

Worked out by Open Index from police.uk crime records and ONS and NISRA population estimates.

Rates are per resident, so places that many people work in or visit, such as Westminster, the City of London and other city centres, have far higher rates than their residents alone would suggest.

Deprivation in Pontllanfraith, neighbourhood by neighbourhood

  • Deprivation is ranked by neighbourhood, so Pontllanfraith has no single figure. Of its 6 neighbourhoods with a rank:
  • Decile 2: 1 neighbourhood
  • Decile 4: 2 neighbourhoods
  • Decile 6: 1 neighbourhood
  • Decile 7: 1 neighbourhood
  • Decile 10 (Wales’s least deprived 10%): 1 neighbourhood

Welsh Index of Multiple Deprivation 2025. Decile 1 is the most deprived tenth of neighbourhoods in Wales.

Neighbourhoods in Pontllanfraith

NamePeople (census)Recorded crime per 1,000Deprivation decileGigabit broadband
Caerphilly 010A1,78465.4 per 1,000793.9%
Caerphilly 011A2,06795.5 per 1,000492.0%
Caerphilly 011B1,60095.2 per 1,0002100.0%
Caerphilly 011C1,589167.2 per 1,000698.6%
Caerphilly 011D1,34756.0 per 1,00010100.0%
Caerphilly 011E1,77899.9 per 1,000499.5%

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.

Council1

Postcode districts covering Pontllanfraith2

Middle areas in Pontllanfraith1

Towns near Pontllanfraith6

Pontllanfraith in brief

Pontllanfraith is a town in Caerphilly, Wales.

About 9,318 people lived in Pontllanfraith in mid-2024 (worked out by Open Index from ONS small-area estimates); the median price paid for a home was £210,000 in 2025 across 131 sales (HM Land Registry) and police recorded crimes and anti-social behaviour at a rate of 95.8 per 1,000 people in the 12 months to August 2026 (police.uk).

The median price paid for a home in Pontllanfraith was £210,000 in 2025.

Pontllanfraith had 9,363 usual residents at the census.

About 100% of people in Pontllanfraith live in a 1 km square that the radon atlas marks as a radon Affected Area.

In Pontllanfraith, 96.4% of homes and businesses could get gigabit-capable broadband in January 2026.