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Llain-goch & Valley

Middle area

North west Isle of Anglesey. 7,470 people (mid-2024 estimate) in 75 square kilometres.

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Radon Affected Area by middle area

Worked out by Open Index · 2022

Under 1%90% or more

About 28% of people in Llain-goch & Valley live in a 1 km square that the radon atlas marks as a radon Affected Area.

Median sale price
£282,500
Joint 3,421st cheapest of 7,259
Worked out by Open Index
Population
7,399
4,575th most populated of 9,448
ONS Census 2021 · 2021
People in radon Affected Area squares
28%
UK 44%
Worked out by Open Index
Gigabit broadband coverage
91.9%
UK 87.8%
Ofcom · Jan 2026

Recorded crime in Llain-goch & Valley

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in Llain-goch & Valley at a rate of 59.8 per 1,000 people.

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

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 offences182
Anti-social behaviour94
Other crime60
Shoplifting46
Criminal damage and arson32
Burglary19
Drug offences10
Vehicle crime3
Theft from the person1
Robbery0

Source: police.uk, 12 months to August 2026

How Llain-goch & Valley compares

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

Llain-goch & ValleyMiddle
Median sale price9 middle areas, Isle of Anglesey · 2025
Median sale price: every middle area in Isle of Anglesey9 areas from £136,000 to £298,150. The middle area is £230,000. Llain-goch & Valley is £282,500.
£282,5002nd most expensive
Population9 middle areas, Isle of Anglesey · 2021
Population: every middle area in Isle of Anglesey9 areas from 5,952 to 10,630. The middle area is 7,399. Llain-goch & Valley is 7,399.
7,3995th most populated
People in radon Affected Area squares9 middle areas, Isle of Anglesey · 2022
People in radon Affected Area squares: every middle area in Isle of Anglesey9 areas from 28.0% to 89.0%. The middle area is 69.0%. Llain-goch & Valley is 28.0%.
28%fewest people in radon Affected Areas
Gigabit broadband coverage9 middle areas, Isle of Anglesey · Jan 2026
Gigabit broadband coverage: every middle area in Isle of Anglesey9 areas from 41.3% to 96.8%. The middle area is 64.5%. Llain-goch & Valley is 91.9%.
91.9%2nd highest

Is Llain-goch & Valley safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in Llain-goch & Valley at a rate of 59.8 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, 29 cases of crime and anti-social behaviour were recorded in Llain-goch & Valley.

In the 12 months to August 2026, the most common types were violence and sexual offences (182), anti-social behaviour (94) and other crime (60).

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 middle area, so they describe all of Isle of Anglesey and not Llain-goch & Valley 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
Llain-goch & Valley in brief

The median price paid for a home in Llain-goch & Valley was £282,500 in 2025.

Llain-goch & Valley had 7,399 usual residents at the census.

About 28% of people in Llain-goch & Valley live in a 1 km square that the radon atlas marks as a radon Affected Area.

In Llain-goch & Valley, 91.9% of homes and businesses could get gigabit-capable broadband in January 2026.