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Postcode insights

SA3 4RU

Caswell Avenue

Mumbles

Interactive map showing SA3 4RU and surrounding area

Detailed insights for SA3 4RU

Overview

Postcode SA3 4RU is located in an urban city, within the Mumbles ward of Swansea in the Wales region, and forms part of the Mumbles & Newton area. It has None deprivation and very low crime levels, with around 12.6 crimes per 1,000 residents per year. The average income per household in Mumbles & Newton is £54,538 per year. The nearest station is Swansea located about 5.0 miles away. There are no primary and no secondary schools in the area.

Crime rate
1/10
Crimes per 1k residents
13
Deprivation level
N/A
Income level
10/10
Social housing
5.8%
Connectivity
N/A
Flood Risk
N/A
Noise Level
No noise

Deprivation level

N/A

Mumbles & Newton has a unknown level of deprivation, ranked at position 1,905 out of 32,844 areas in the United Kingdom — placing it within the top 6% most deprived areas in Wales.

Crime level

1/10

Mumbles & Newton has a very low crime rate, with approximately 12.6 reported incidents per 1,000 population each year.

Social housing

5.8%

Approximately 5.8% of homes on this street are social housing provided by a local council or housing association. Across the surrounding area, around 2.9% of dwellings are socially rented.

Income level

10/10

The average income per household in Mumbles & Newton is £54,538 per year.

Noise Level

No noise

No significant noise sources from railways or roads near SA3 4RU.

Transport

The nearest station is Swansea located about 5 miles away. There are no other stations nearby.

Parks

No parks nearby

Area Profile

Population
373
Population density
3,129.2 per km²

Crime

Crime per 1,000 population

Violence and sexual offences
8.24(-76%)
Anti-social behaviour
1.65(-87%)
Public order
1.65(-80%)
Other crime
0.55(-74%)
Other theft
0.55(-88%)
Wales average

Demographics

Ethnic groups

British
364
97.59%
Irish
4
1.07%
Other White
4
1.07%
Other
1
0.27%
Total population: 373

Economics

Education (age 16+)

Level 4+ (Degree)
188
59.87%
Level 2 (GCSEs 9-4)
39
12.42%
Level 3 (A level)
36
11.46%
No qualifications
19
6.05%
Level 1 (GCSEs 3-1)
15
4.78%
Total 16+ residents: 314

Housing

Housing tenure

Owns outright
105
60.69%
Owns with a mortgage
43
24.86%
Shared ownership
9
5.2%
Other social rented
9
5.2%
Private landlord or letting agency
4
2.31%
Total households: 173

Property prices in Mumbles

Based on 114 recent sales, the median property price is £364,000 in Mumbles area, with individual transactions ranging from £95,000 up to £1,425,000.

Price distribution per property type (last year)

Price distribution by property type for Mumbles 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 Mumbles over the last year.
TypeSalesMedian
Detached44£495,000
Flats17£231,000
Semi-Detached18£322,500
Terraced35£280,000

10 year median price trend in Mumbles

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

Schools

In the SA3 4RU postcode area, located within Mumbles & Newton, there are 0 primary and 0 secondary schools in close proximity.

Nearby primary and secondary schools for SA3 4RU
DistancePhaseNameTypeRating
0.4 miNot applicableNewton Primary SchoolWelsh establishment

N/A

0.6 miNot applicableWhitestone Primary SchoolWelsh establishment

N/A

0.8 miNot applicableOystermouth Primary SchoolWelsh establishment

N/A

Local amenities

No Supermarkets & Convenience Stores nearby

Local councillor and member of parliament

Elected local representatives for SA3 4RU, including ward councillors and the local member of parliament.

Local councillors

Angela O'Connor

Mumbles - Elected 5 May 2022

Conservative

Francesca O'Brien

Mumbles - Elected 5 May 2022

Conservative

Will Thomas

Mumbles - Elected 5 May 2022

Conservative

Member of parliament

Tonia Antoniazzi

Gower - Elected 4 Jul 2024

Labour Party

Geographic Information

RegionWalesUKL
DistrictSwanseaW06000011
Parliamentary ConstituencyGowerW07000097
WardMumblesW05001056
ParishMumblesW04000583
MSOA (Middle Layer Super Output Area)Mumbles & NewtonW02000198
LSOA (Lower Layer Super Output Area)Swansea 031AW01000823
Police ForceSouth Wales
Postcode Introduced1980-01-01

Nearby Postcodes

Data Sources

All data is sourced from official UK government agencies and public datasets. Last updated: 16/05/2026.