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SA3 3AA

Mumbles · Swansea · Wales

Updated September 2026

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Location overview

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Post town
Swansea
Ward
Mumbles
Local authority
Swansea
Constituency
Gower
Postcode district
SA3
Postcode sector
SA3 3

Nearby postcodes

Nearby postcode distances
Postcode Distance
SA3 4BS 300 m
SA3 3AH 335 m
SA3 4TS 339 m
SA3 4RG 340 m
SA3 4RZ 340 m
Complete postcode fields and official codes
Postcode
SA3 3AA
Status
Current
Introduced
1 January 1980
Terminated
Not published
Postcode area
SA
Postcode district
SA3
Postcode sector
SA3 3
Latitude
51.577429
Longitude
-4.026444
British National Grid easting
259,678
British National Grid northing
188,453

Statistical and administrative geographies

Country
Wales · W92000004
Region
W99999999
Local authority district
Swansea · W06000011
Electoral ward
Mumbles · W05001056
Parish or community
W04000583
Westminster constituency
Gower · W07000097
Output area
W00004405
Lower layer super output area
Swansea 031A · W01000823
Middle layer super output area
Swansea 031 · W02000198

Postcode source versions

Explore SA3

Use the wider postcode district to compare the same evidence across more locations.

Property

At this postcode

View all property records
2 recorded sales at this postcode
Address Date Price
140, Murton Lane, Newton, Swansea, SA3 3AA 12 January 2005 £435,000
140, Murton Lane, Newton, Swansea, SA3 3AA 10 January 2003 £322,000

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
15
Primary
0
Secondary
0

  1. Whitestone Primary School

    Welsh establishment

    798 m

  2. Newton Primary School

    Welsh establishment

    802 m

  3. Y.G.G. Llwynderw

    Welsh establishment

    1.6 km

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
264
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 133
  • Anti social behaviour 34
  • Public order 26
  • Criminal damage and arson 20
  • Other theft 16

Census 2021

Population and age profile

Postcode residents
12

7 female, 5 male

Postcode households
4
Residents per household
3.0
SA3 3 residents
3,645

Age bands in SA3 3

Wider postcode sector
Age 0 to 14
13.8%

506 residents

Age 15 to 24
8.7%

318 residents

Age 25 to 44
15.4%

565 residents

Age 45 to 64
28.3%

1,035 residents

Age 65 and over
33.8%

1,237 residents

This postcode contained 0.3% of the sector's usual residents on Census Day. The age profile describes the wider SA3 3 sector, not people in this individual postcode.

How to read these estimates
The standard postcode headcounts and the commissioned age table are separate ONS outputs. Small counts are disclosure-controlled, and totals can differ slightly between tables. Coverage is England and Wales only.

Census Day: 21 March 2021. Sources: ONS/Nomis P001-P004 and ONS CT21_0228. Age table version 2024-04-08.

Fixed broadband coverage

Ofcom's predicted availability across all residential and commercial premises in this postcode in January 2026.

Superfast, 30 Mbit/s+
100%
Ultrafast, 100 Mbit/s+
75%
Ultrafast, 300 Mbit/s+
75%
Gigabit-capable
75%
Unable to receive decent fixed or FWA broadband
0%
Next Generation Access
100%
Decent broadband available from fixed wireless
0%
Coverage is a modelled postcode-level snapshot, not a speed test or a guarantee for a named property. Check availability with providers before making a decision. Ofcom does not publish postcode-level full-fibre coverage in this release for commercial-confidentiality reasons.

Source: Ofcom Connected Nations Spring 2026, version 2026-01-v2. Contains Ofcom data licensed under the Open Government Licence v3.0.

NHS ODS

GP practices

3

within 5 km

  • THE MUMBLES MEDICAL PRACTICE

    10 WEST CROSS AVENUE, WEST CROSS, SWANSEA, SA3 5UA

    ODS code W98033

    1.6 km

  • KINGS ROAD SURGERY

    2-6 KINGS ROAD, MUMBLES, SWANSEA, SA3 4AJ

    ODS code W98055

    1.7 km

  • UNIVERSITY HEALTH CENTRE

    PENMAEN RESIDENCES, SINGLETON PARK, SWANSEA, SA2 8PG

    ODS code W98053

    4.8 km

Organisation records, not service availability
These are records marked active in NHS England's Organisation Data Service for England and Wales. Branch surgeries, pharmacies, dentists and hospitals are not included. They do not confirm patient registration, services, opening hours, appointments or care quality. Distances are straight-line from the postcode point.

Source acquired on 2026-09-03. Contains information from NHS England, licenced under the current version of the Open Government Licence.

Nearby transport

  • Woollacott Drive

    BCT · Newton

    0.2 miles

  • Woollacott Drive

    BCT · Newton

    0.2 miles

  • Murton Lane

    BCT · Newton

    0.3 miles

  • Long Shepherds Drive

    BCT · Newton

    0.3 miles

  • Long Shepherds Drive

    BCT · Newton

    0.3 miles

Evidence in context

A factual reading of the data in this report's scope. It is not a location score or a recommendation.

Schools

Published establishments

15 open schools are in scope, including 0 primary and 0 secondary schools. Whitestone Primary School is the nearest published school at 798 m.

Counts describe active establishment records. They do not assess admissions, catchments or quality.

Recorded crime

Published police records

264 published events cover 12 months, averaging 22 events per published month. The largest recorded category is Violence and sexual offences with 133 events.

The source publishes anonymised street-level events. These figures are not a measure of safety for an individual address.