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Pontprennau

Middle area

North east Cardiff. 10,639 people in 8.1 square kilometres.

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Radon Affected Area by middle area

Worked out by Open Index · 2022

Under 1%90% or more

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

Median sale price
£299,995
Joint 3,526th most expensive of 7,259
Worked out by Open Index
Population
9,795
1,326th most populated of 9,448
ONS Census 2021 · 2021
People in radon Affected Area squares
100%
UK 44%
Worked out by Open Index
Gigabit broadband coverage
94.2%
UK 87.8%
Ofcom · Jan 2026

Recorded crime in Pontprennau

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in Pontprennau at a rate of 62.0 per 1,000 people.

That compares with 112.2 per 1,000 people across Cardiff.

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

Recorded by police, 12 months to August 2026
Kind of crimeRecorded
Violence and sexual offences198
Other crime165
Anti-social behaviour105
Shoplifting82
Criminal damage and arson48
Vehicle crime19
Burglary17
Robbery12
Drug offences11
Theft from the person3

Source: police.uk, 12 months to August 2026

How Pontprennau compares

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

PontprennauMiddle
Median sale price48 middle areas, Cardiff · 2025
Median sale price: every middle area in Cardiff48 areas from £160,000 to £557,500. The middle area is £269,000. Pontprennau is £299,995.
£299,99517th most expensive
Population48 middle areas, Cardiff · 2021
Population: every middle area in Cardiff48 areas from 5,697 to 12,253. The middle area is 7,156. Pontprennau is 9,795.
9,7956th most populated
People in radon Affected Area squares48 middle areas, Cardiff · 2022
People in radon Affected Area squares: every middle area in Cardiff48 areas from 0.0% to 100.0%. The middle area is 78.5%. Pontprennau is 100.0%.
100%joint most people in radon Affected Areas
Gigabit broadband coverage48 middle areas, Cardiff · Jan 2026
Gigabit broadband coverage: every middle area in Cardiff48 areas from 77.2% to 100.0%. The middle area is 97.0%. Pontprennau is 94.2%.
94.2%joint 12th lowest

Is Pontprennau safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in Pontprennau at a rate of 62.0 per 1,000 people.

That compares with 112.2 per 1,000 people across Cardiff.

Across Wales as a whole, the recorded crime rate was 96.7 per 1,000 people.

In August 2026 alone, 101 cases of crime and anti-social behaviour were recorded in Pontprennau.

In the 12 months to August 2026, the most common types were violence and sexual offences (198), other crime (165) and anti-social behaviour (105).

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.

Figures for the whole of Cardiff

These figures are published for the whole of Cardiff, not for each middle area, so they describe all of Cardiff and not Pontprennau alone. See Cardiff

Average house price
£272,252
Up 2.7% in a year
HM Land Registry · Jul 2026
Median full-time pay
£36,946
121st lowest paid of 348
ONS earnings survey · 2025
House price to pay
7.4×
Joint 167th least affordable of 348
Worked out by Open Index
Population estimate
381,516
Down 0.1% in a year
ONS population estimates · 2025
Pontprennau in brief

The median price paid for a home in Pontprennau was £299,995 in 2025.

Pontprennau had 9,795 usual residents at the census.

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

In Pontprennau, 94.2% of homes and businesses could get gigabit-capable broadband in January 2026.