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Llanwern

Ward

South east Newport. About 4,879 people in 43 square kilometres.

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Radon Affected Area by ward

Worked out by Open Index · 2022

Under 1%90% or more

About 47% of people in Llanwern live in a 1 km square that the radon atlas marks as a radon Affected Area.

Population
3,275
Joint 1,336th least populated of 8,397
ONS Census 2021 · 2021
People in radon Affected Area squares
47%
UK 44%
Worked out by Open Index
Gigabit broadband coverage
92.7%
UK 87.8%
Ofcom · Jan 2026
Claimant rate
3.4%
UK 3.9%
ONS via Nomis · Aug 2026

How Llanwern compares

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

LlanwernMiddle
Population21 wards, Newport · 2021
Population: every ward in Newport21 areas from 2,949 to 13,586. The middle area is 7,970. Llanwern is 3,275.
3,2753rd least populated
People in radon Affected Area squares21 wards, Newport · 2022
People in radon Affected Area squares: every ward in Newport21 areas from 11.0% to 100.0%. The middle area is 89.0%. Llanwern is 47.0%.
47%5th fewest people in radon Affected Areas
Gigabit broadband coverage21 wards, Newport · Jan 2026
Gigabit broadband coverage: every ward in Newport21 areas from 78.8% to 99.0%. The middle area is 96.2%. Llanwern is 92.7%.
92.7%9th lowest
Claimant rate21 wards, Newport · Aug 2026
Claimant rate: every ward in Newport21 areas from 1.2% to 9.1%. The middle area is 4.1%. Llanwern is 3.4%.
3.4%8th lowest

Is Llanwern safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in Llanwern at a rate of 83.8 per 1,000 people.

That compares with 137.4 per 1,000 people across Newport.

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

In August 2026 alone, 37 cases of crime and anti-social behaviour were recorded in Llanwern.

In the 12 months to August 2026, the most common types were violence and sexual offences (153), anti-social behaviour (95) and other crime (92).

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 Newport

These figures are published for the whole of Newport, not for each ward, so they describe all of Newport and not Llanwern alone. See Newport

Average house price
£229,200
Up 2.0% in a year
HM Land Registry · Jul 2026
Median full-time pay
£36,533
109th lowest paid of 348
ONS earnings survey · 2025
House price to pay
6.3×
Joint 117th most affordable of 348
Worked out by Open Index
Population estimate
168,584
Up 0.7% in a year
ONS population estimates · 2025
Llanwern in brief

Llanwern had 3,275 usual residents at the census.

About 47% of people in Llanwern live in a 1 km square that the radon atlas marks as a radon Affected Area.

In Llanwern, 92.7% of homes and businesses could get gigabit-capable broadband in January 2026.

In Llanwern, 3.4% of residents aged 16 to 64 were claiming out-of-work benefits in August 2026.