Postcode insights

LL57 4AA

Dol-Helyg

Arllechwedd

Interactive map showing LL57 4AA and surrounding area

Detailed insights for LL57 4AA

Overview

Postcode LL57 4AA is located in a rural village, within the Arllechwedd ward of Gwynedd in the Wales region, and forms part of the Bethesda area. It has average deprivation and average crime levels, with around 51.5 crimes per 1,000 residents per year, about 40% below the Wales average of 86 per 1,000. The average income per household in Bethesda is £45,959 per year. The nearest station is Bangor (Gwynedd), about 1.8 miles away. There are no primary and no secondary schools in the area.

Crime rate
5/10
Crimes per 1k residents
51
Deprivation level
6/10
Income level
7/10
Social housing
7.9%
Connectivity
N/A
Flood Risk
N/A
Noise Level
No noise

Deprivation level

6/10

Bethesda has an average level of deprivation, ranked at position 855 out of 32,844 areas in the United Kingdom, placing it within the top 3% most deprived areas in Wales.

Crime level

5/10

Bethesda has an average crime rate, with approximately 51.5 reported incidents per 1,000 population each year.

Social housing

7.9%

Approximately 7.9% of homes on this street are social housing provided by a local council or housing association. Across the surrounding area, around 14.7% of dwellings are socially rented.

Income level

7/10

The average income per household in Bethesda is £45,959 per year.

Noise Level

No noise

No significant noise sources from railways or roads near LL57 4AA.

Transport

The nearest station is Bangor (Gwynedd) located about 1.8 miles away. There are no other stations nearby.

Parks

No parks nearby

Area Profile

Population
331
Population density
56.2 per km²

Crime

Crime per 1,000 population

Violence and sexual offences
16.69(-51%)
Anti-social behaviour
15.3(+18%)
Public order
12.52(+52%)
Other theft
5.56(+21%)
Criminal damage and arson
4.17(-43%)
Wales average

Demographics

Ethnic groups

British
274
83.54%
Arab
26
7.93%
Other White
9
2.74%
African
4
1.22%
Irish
4
1.22%
Total population: 328

Economics

Education (age 16+)

Level 4+ (Degree)
127
45.04%
No qualifications
38
13.48%
Level 3 (A level)
34
12.06%
Level 2 (GCSEs 9-4)
33
11.7%
Apprenticeship
24
8.51%
Total 16+ residents: 282

Housing

Housing tenure

Owns outright
49
32.45%
Private landlord or letting agency
46
30.46%
Owns with a mortgage
35
23.18%
Other forms of private rent
9
5.96%
Other social rented
7
4.64%
Total households: 151

Property prices in Arllechwedd

Median price£255,000
Price per sq ft£241
Sales (last 12 months)16
Typical range (middle 50%)£205K – £273K

Based on 16 recent sales, the median property price is £255,000 (about £241 per square foot) in Arllechwedd area, with individual transactions ranging from £79,000 up to £378,000.

Prices by property typelast 12 months

Median sale price, median price per square foot, sales count, and percentile information for each property type in Arllechwedd over the last year.
TypeSalesMedian£/sq ft
Semi-Detached5£265,000£256
Detached5£255,000£311
Terraced5£245,000£200
Flats1£173,000£226

10-year price trendmedian sale price in Arllechwedd

Sale price

Ten year median sale price trend for each property type in Arllechwedd.
YearDetachedFlatsSemi-DetachedTerraced
2016£138,000£195,000£127,500
2017£242,500£175,000£111,000
2018£210,000£115,000£205,000£154,000
2019£325,000£135,000£197,500£135,000
2020£315,000£220,000£173,750£126,000
2021£295,000£185,000£185,000£236,750
2022£440,000£127,000£250,000£165,000
2023£330,000£234,000£177,500
2024£480,000£135,000£230,000£209,750
2025£323,750£173,000£255,000£152,000
2026£230,000£245,000
Ten year median sale price trend for each property type in Arllechwedd.

Price per sq ft

Ten year median sale price per square foot trend for each property type in Arllechwedd.
YearDetachedFlatsSemi-DetachedTerraced
2016£256£185£161
2017£131£232£171
2018£192£264£244£192
2019£214£295£237£165
2020£197£280£164£213
2021£240£255£253£174
2022£238£284£286£282
2023£296£288£247
2024£256£299£265£260
2025£216£226£256£175
2026£328£222
Ten year median sale price per square foot trend for each property type in Arllechwedd.

Price distribution by property typelast 12 months

Price distribution by property type for Arllechwedd in the last year.

Recent sales

There were 6 recent sold properties in the last 18 months near LL57 4AA.

Recent sold properties in the last 18 months near LL57 4AA
DateAddressTypeTenurePriceMap
20 Oct 2025Annexe, Arunbahavan, Bangor, LL57 3YBTerracedFreehold£79,000
16 Apr 2025Pentre Felin Farm, Bangor, LL57 3YBSemi-DetachedFreehold£200,000
28 May 202512, Dol Helyg, Bangor, LL57 3YASemi-DetachedFreehold£240,000
20 Feb 20257, Dol Helyg, Bangor, LL57 3YATerracedFreehold£152,000
17 Sept 2025Moel Wynion, Bangor, LL57 4LDSemi-DetachedFreehold£325,000

Schools

In the LL57 4AA postcode area, located within Bethesda, there are 0 primary and 0 secondary schools in close proximity.

Nearby primary and secondary schools for LL57 4AA
DistancePhaseNameTypeRating
0.4 miNot applicableYsgol LlandygaiWelsh establishment

N/A

Local amenities

No amenities nearby

Local councillor and member of parliament

Elected local representatives for LL57 4AA, including ward councillors and the local member of parliament.

Local councillors

Dafydd Meurig

Arllechwedd - Elected 5 May 2022

Plaid Cymru - The Party of Wales

Member of parliament

Claire Hughes

Bangor Aberconwy - Elected 4 Jul 2024

Labour Party

Geographic Information

RegionWalesUKL
DistrictGwyneddW06000002
Parliamentary ConstituencyBangor AberconwyW07000083
WardArllechweddW05001510
ParishLlandygaiW04000073
MSOA (Middle Layer Super Output Area)BethesdaW02000012
LSOA (Lower Layer Super Output Area)Gwynedd 003AW01000050
Police ForceNorth Wales
Postcode Introduced1980-01-01

Frequently asked questions about LL57 4AA

Is LL57 4AA (Bethesda) safe?

The area around LL57 4AA records about 51 crimes per 1,000 residents per year, which is a average crime rate for England: it scores 5 out of 10 on the Area360 crime scale, where 10 is the highest crime level. Across Wales as a whole the rate is about 86 per 1,000. The most common offences locally are violence and sexual offences, anti-social behaviour and public order.

What is the average house price near LL57 4AA?

The median sale price around LL57 4AA in Bethesda is £255,000 (about £241 per square foot) based on 16 registered sales according to HM Land Registry data.

What schools are near LL57 4AA?

There is 1 school close to LL57 4AA, including Ysgol Llandygai. Ratings are from the latest Ofsted inspections.

How deprived is the area around LL57 4AA?

LL57 4AA scores 6 out of 10 on the deprivation scale, where 10 is the most deprived. Its neighbourhood ranks 855 of 32,844 in England on the official Index of Multiple Deprivation (rank 1 is the most deprived).

Who represents LL57 4AA (Bethesda) in Parliament and on the local council?

The Member of Parliament for Bangor Aberconwy covering LL57 4AA is Claire Hughes (Labour Party), elected at the 2024 general election. The area is represented by 1 local councillor: Dafydd Meurig (Plaid Cymru - The Party of Wales).

Data Sources

All data is sourced from official UK government agencies and public datasets. Last updated: 16/07/2026. Read more about how our statistics are calculated.