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Postcode insights

LL57 4SJ

Caernarfon Road

Dewi

Interactive map showing LL57 4SJ and surrounding area

Detailed insights for LL57 4SJ

Overview

Postcode LL57 4SJ is located in an urban city, within the Dewi ward of Gwynedd in the Wales region, and forms part of the Bangor South area. It has moderate deprivation and high crime levels, with around 73.9 crimes per 1,000 residents per year. The average income per household in Bangor South is £48,246 per year. The nearest station is Bangor (Gwynedd) located about 1.0 miles away. There are no primary and no secondary schools in the area.

Crime rate
7/10
Crimes per 1k residents
74
Deprivation level
5/10
Income level
8/10
Social housing
47.3%
Connectivity
N/A
Flood Risk
N/A
Noise Level
No noise

Deprivation level

5/10

Bangor South has a moderate level of deprivation, ranked at position 1,016 out of 32,844 areas in the United Kingdom — placing it within the top 3% most deprived areas in Wales.

Crime level

7/10

Bangor South has a high crime rate, with approximately 73.9 reported incidents per 1,000 population each year.

Social housing

47.3%

Approximately 47.3% of homes on this street are social housing provided by a local council or housing association. Across the surrounding area, around 29.1% of dwellings are socially rented.

Income level

8/10

The average income per household in Bangor South is £48,246 per year.

Noise Level

No noise

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

Transport

The nearest station is Bangor (Gwynedd) located about 1 miles away. There are 1 stations nearby.

Nearby public transport stations for LL57 4SJ
DistanceNameLinesDirections
1 mi

Bangor (Gwynedd)

N/A

Walking directions to Bangor (Gwynedd)

Parks

No parks nearby

Area Profile

Population
339
Population density
804.1 per km²

Crime

Crime per 1,000 population

Shoplifting
57.94(+735%)
Violence and sexual offences
38.46(+5%)
Anti-social behaviour
21.48(+48%)
Other theft
8.49(+68%)
Criminal damage and arson
7.49(-7%)
Wales average

Demographics

Ethnic groups

British
278
82.01%
Other White
25
7.37%
Other Asian
8
2.36%
White and Asian (mixed)
7
2.06%
Pakistani
6
1.77%
Total population: 339

Economics

Education (age 16+)

Level 4+ (Degree)
71
27.31%
No qualifications
70
26.92%
Level 3 (A level)
48
18.46%
Level 2 (GCSEs 9-4)
23
8.85%
Level 1 (GCSEs 3-1)
23
8.85%
Total 16+ residents: 260

Housing

Housing tenure

Other social rented
32
24.81%
Social rents from council
29
22.48%
Owns with a mortgage
28
21.71%
Owns outright
22
17.05%
Private landlord or letting agency
14
10.85%
Total households: 129

Property prices in Dewi

Based on 19 recent sales, the median property price is £216,000 in Dewi area, with individual transactions ranging from £125,500 up to £590,000.

Price distribution per property type (last year)

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

Median sale price and percentiles per property type (last year)

Median sale price, sales count, and percentile information for each property type in Dewi over the last year.
TypeSalesMedian
Detached3£410,000
Semi-Detached9£217,500
Terraced7£165,000

10 year median price trend in Dewi

Ten year median sale price trend for each property type in Dewi.

Schools

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

Nearby primary and secondary schools for LL57 4SJ
DistancePhaseNameTypeRating
0.5 miNot applicableYsgol FriarsWelsh establishment

N/A

0.6 miNot applicableYsgol Cae TopWelsh establishment

N/A

0.7 miNot applicableYsgol TryfanWelsh establishment

N/A

Local amenities

6 nearby supermarkets & convenience stores within mi of LL57 4SJ

Nearby supermarkets & convenience stores for LL57 4SJ
DistanceNameAddressDirections
0 miThe Food WarehouseFfordd Caernarfon, Bangor, LL57 4SJWalking directions to The Food Warehouse
0.1 miSparFfordd Caernarfon, Bangor, LL57 4SUWalking directions to Spar
0.1 miAldiCaernarfon Road, Gwynedd, LL57 4SUWalking directions to Aldi
0.2 miFarmfoodsFfordd Caernarfon, Bangor, LL57 4SUWalking directions to Farmfoods
0.3 miLifestyle Express21 Ffiodd Coed Mawr, Bangor, LL57 4TBWalking directions to Lifestyle Express

Geographic Information

RegionWalesUKL
DistrictGwyneddW06000002
Parliamentary ConstituencyBangor AberconwyW07000083
WardDewiW05001527
ParishBangorW04000046
MSOA (Middle Layer Super Output Area)Bangor SouthW02000011
LSOA (Lower Layer Super Output Area)Gwynedd 002AW01000064
Police ForceNorth Wales
Postcode Introduced1997-12-01

Nearby Postcodes

Data Sources

All data is sourced from official UK government agencies and public datasets. Last updated: 16/01/2026.