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Lligwy

Ward

North east Isle of Anglesey. About 5,845 people (mid-2024 estimate) in 62 square kilometres.

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Radon Affected Area by ward

Worked out by Open Index · 2022

Under 1%90% or more

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

Population
5,780
Joint 3,413th least populated of 8,397
ONS Census 2021 · 2021
People in radon Affected Area squares
100%
UK 44%
Worked out by Open Index
Gigabit broadband coverage
70.0%
UK 87.8%
Ofcom · Jan 2026
Claimant rate
2.6%
UK 3.9%
ONS via Nomis · Aug 2026

How Lligwy compares

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

LligwyMiddle
Population14 wards, Isle of Anglesey · 2021
Population: every ward in Isle of Anglesey14 areas from 3,099 to 7,184. The middle area is 5,196. Lligwy is 5,780.
5,7804th most populated
People in radon Affected Area squares14 wards, Isle of Anglesey · 2022
People in radon Affected Area squares: every ward in Isle of Anglesey14 areas from 13.0% to 100.0%. The middle area is 68.0%. Lligwy is 100.0%.
100%most people in radon Affected Areas
Gigabit broadband coverage14 wards, Isle of Anglesey · Jan 2026
Gigabit broadband coverage: every ward in Isle of Anglesey14 areas from 13.4% to 97.7%. The middle area is 69.6%. Lligwy is 70.0%.
70.0%6th highest
Claimant rate14 wards, Isle of Anglesey · Aug 2026
Claimant rate: every ward in Isle of Anglesey14 areas from 2.4% to 6.9%. The middle area is 3.3%. Lligwy is 2.6%.
2.6%joint 2nd lowest

Is Lligwy safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in Lligwy at a rate of 37.9 per 1,000 people.

That compares with 73.9 per 1,000 people across Isle of Anglesey.

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

In August 2026 alone, 42 cases of crime and anti-social behaviour were recorded in Lligwy.

In the 12 months to August 2026, the most common types were violence and sexual offences (129), anti-social behaviour (65) and other crime (42).

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 Isle of Anglesey

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

Average house price
£236,308
Down 0.4% in a year
HM Land Registry · Aug 2026
Median full-time pay
£35,709
85th lowest paid of 348
ONS earnings survey · 2025
House price to pay
6.6×
Joint 136th most affordable of 348
Worked out by Open Index
Population estimate
68,607
Down 0.4% in a year
ONS population estimates · 2025
Lligwy in brief

Lligwy had 5,780 usual residents at the census.

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

In Lligwy, 70.0% of homes and businesses could get gigabit-capable broadband in January 2026.

In Lligwy, 2.6% of residents aged 16 to 64 were claiming out-of-work benefits in August 2026.