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Llanasa and Trelawnyd

Ward

North west Flintshire. About 5,110 people (mid-2024 estimate) in 32 square kilometres.

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Radon Affected Area by ward

Worked out by Open Index · 2022

Under 1%90% or more

About 95% of people in Llanasa and Trelawnyd live in a 1 km square that the radon atlas marks as a radon Affected Area.

Population
5,132
Joint 2,859th least populated of 8,397
ONS Census 2021 · 2021
People in radon Affected Area squares
95%
UK 44%
Worked out by Open Index
Gigabit broadband coverage
86.5%
UK 87.8%
Ofcom · Jan 2026
Claimant rate
4.1%
UK 3.9%
ONS via Nomis · Aug 2026

How Llanasa and Trelawnyd compares

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

Llanasa and TrelawnydMiddle
Population45 wards, Flintshire · 2021
Population: every ward in Flintshire45 areas from 1,560 to 8,053. The middle area is 2,831. Llanasa and Trelawnyd is 5,132.
5,1328th most populated
People in radon Affected Area squares45 wards, Flintshire · 2022
People in radon Affected Area squares: every ward in Flintshire45 areas from 0.0% to 100.0%. The middle area is 100.0%. Llanasa and Trelawnyd is 95.0%.
95%8th fewest people in radon Affected Areas
Gigabit broadband coverage45 wards, Flintshire · Jan 2026
Gigabit broadband coverage: every ward in Flintshire45 areas from 57.6% to 99.2%. The middle area is 93.6%. Llanasa and Trelawnyd is 86.5%.
86.5%9th lowest
Claimant rate45 wards, Flintshire · Aug 2026
Claimant rate: every ward in Flintshire45 areas from 1.0% to 6.5%. The middle area is 3.0%. Llanasa and Trelawnyd is 4.1%.
4.1%13th highest

Is Llanasa and Trelawnyd safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in Llanasa and Trelawnyd at a rate of 74.8 per 1,000 people.

That compares with 76.6 per 1,000 people across Flintshire.

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

In August 2026 alone, 63 cases of crime and anti-social behaviour were recorded in Llanasa and Trelawnyd.

In the 12 months to August 2026, the most common types were violence and sexual offences (197), other crime (66) and anti-social behaviour (56).

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 Flintshire

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

Average house price
£214,882
Up 2.5% in a year
HM Land Registry · Aug 2026
Median full-time pay
£37,505
142nd lowest paid of 348
ONS earnings survey · 2025
House price to pay
5.7×
Joint 72nd most affordable of 348
Worked out by Open Index
Population estimate
155,954
No change in a year
ONS population estimates · 2025
Llanasa and Trelawnyd in brief

Llanasa and Trelawnyd had 5,132 usual residents at the census.

About 95% of people in Llanasa and Trelawnyd live in a 1 km square that the radon atlas marks as a radon Affected Area.

In Llanasa and Trelawnyd, 86.5% of homes and businesses could get gigabit-capable broadband in January 2026.

In Llanasa and Trelawnyd, 4.1% of residents aged 16 to 64 were claiming out-of-work benefits in August 2026.