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Llandaf North

Middle area

North Cardiff. 8,668 people in 2.0 square kilometres.

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Radon Affected Area by middle area

Worked out by Open Index · 2022

Under 1%90% or more

About 51% of people in Llandaf North live in a 1 km square that the radon atlas marks as a radon Affected Area.

Median sale price
£295,000
Joint 3,568th most expensive of 7,259
Worked out by Open Index
Population
8,425
Joint 2,849th most populated of 9,448
ONS Census 2021 · 2021
People in radon Affected Area squares
51%
UK 44%
Worked out by Open Index
Gigabit broadband coverage
98.4%
UK 87.8%
Ofcom · Jan 2026

Recorded crime in Llandaf North

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in Llandaf North at a rate of 99.0 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 offences300
Anti-social behaviour209
Other crime167
Criminal damage and arson65
Vehicle crime45
Burglary26
Drug offences19
Shoplifting19
Robbery5
Theft from the person3

Source: police.uk, 12 months to August 2026

How Llandaf North compares

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

Llandaf NorthMiddle
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. Llandaf North is £295,000.
£295,000joint 18th 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. Llandaf North is 8,425.
8,42512th 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%. Llandaf North is 51.0%.
51%17th fewest 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%. Llandaf North is 98.4%.
98.4%joint 8th highest

Is Llandaf North safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in Llandaf North at a rate of 99.0 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, 80 cases of crime and anti-social behaviour were recorded in Llandaf North.

In the 12 months to August 2026, the most common types were violence and sexual offences (300), anti-social behaviour (209) and other crime (167).

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 Llandaf North 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
Llandaf North in brief

The median price paid for a home in Llandaf North was £295,000 in 2025.

Llandaf North had 8,425 usual residents at the census.

About 51% of people in Llandaf North live in a 1 km square that the radon atlas marks as a radon Affected Area.

In Llandaf North, 98.4% of homes and businesses could get gigabit-capable broadband in January 2026.