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SA8 3BY

Allt-wen · Neath Port Talbot · Wales

Updated September 2026

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Location overview

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Post town
Swansea
Ward
Allt-wen
Local authority
Neath Port Talbot
Constituency
Brecon, Radnor and Cwm Tawe
Postcode district
SA8
Postcode sector
SA8 3

Nearby postcodes

Nearby postcode distances
Postcode Distance
SA8 3DA 83 m
SA8 3DB 188 m
SA8 3DH 192 m
SA8 3DQ 220 m
SA8 3DE 288 m
Complete postcode fields and official codes
Postcode
SA8 3BY
Status
Current
Introduced
1 January 1980
Terminated
Not published
Postcode area
SA
Postcode district
SA8
Postcode sector
SA8 3
Latitude
51.718679
Longitude
-3.840519
British National Grid easting
272,956
British National Grid northing
203,820

Statistical and administrative geographies

Country
Wales · W92000004
Region
W99999999
Local authority district
Neath Port Talbot · W06000012
Electoral ward
Allt-wen · W05001681
Parish or community
W04000606
Westminster constituency
Brecon, Radnor and Cwm Tawe · W07000085
Output area
W00004735
Lower layer super output area
Neath Port Talbot 004A · W01000888
Middle layer super output area
Neath Port Talbot 004 · W02000202

Postcode source versions

Explore SA8

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

Property

At this postcode

View all property records
57 recorded sales at this postcode
Address Date Price
60, Dyffryn Road, Alltwen, Swansea, SA8 3BY 16 February 2026 £265,000
45, Dyffryn Road, Alltwen, Swansea, SA8 3BY 28 November 2025 £122,500
67, Dyffryn Road, Alltwen, Swansea, SA8 3BY 7 February 2025 £220,000

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
14
Primary
0
Secondary
0

  1. Alltwen Primary School

    Welsh establishment

    304 m

  2. Rhos Primary School

    Welsh establishment

    901 m

  3. Cwmtawe Community School

    Welsh establishment

    939 m

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
517
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 234
  • Public order 60
  • Anti social behaviour 58
  • Criminal damage and arson 43
  • Shoplifting 37

Census 2021

Population and age profile

Postcode residents
87

49 female, 38 male

Postcode households
35
Residents per household
2.5
SA8 3 residents
5,401

Age bands in SA8 3

Wider postcode sector
Age 0 to 14
15.6%

823 residents

Age 15 to 24
9.1%

478 residents

Age 25 to 44
23.6%

1,248 residents

Age 45 to 64
28.2%

1,489 residents

Age 65 and over
23.5%

1,242 residents

This postcode contained 1.6% of the sector's usual residents on Census Day. The age profile describes the wider SA8 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+
92.3%
Ultrafast, 300 Mbit/s+
92.3%
Gigabit-capable
92.3%
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

2

within 5 km

  • PONTARDAWE PRIMARY CARE CENTRE

    TAWE TERRACE, ALLOY INDUSTRIAL ESTATE, PONTARDAWE, SWANSEA, SA8 4JU

    ODS code W98001

    465 m

  • CWMTAWE MEDICAL GROUP

    80 HIGH STREET, CLYDACH, SWANSEA, SA6 5LN

    ODS code W98022

    4.4 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

  • Danygraig Chapel

    BCT · Alltwen

    0.1 miles

  • Danygraig Chapel

    BCT · Alltwen

    0.1 miles

  • Dyffryn Road

    BCT · Alltwen

    0.1 miles

  • Graig Road Roundabout

    BCT · Alltwen

    0.2 miles

  • Junior School

    BCT · Alltwen

    0.2 miles

Evidence in context

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

Property market

Recorded sales

The five-year median is £155,000 from 15 recorded sales in SA8 3BY. This is a recorded-sale statistic, not a current valuation.

The latest UK House Price Index average for Neath Port Talbot is £162,967 in June 2026, up 1.3% year on year.

Schools

Published establishments

14 open schools are in scope, including 0 primary and 0 secondary schools. Alltwen Primary School is the nearest published school at 304 m.

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

Recorded crime

Published police records

517 published events cover 12 months, averaging 43.083 events per published month. The largest recorded category is Violence and sexual offences with 234 events.

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