SA18 3DJ

Penygroes · Carmarthenshire · Wales

Updated September 2026

Compare this postcode

Location overview

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Post town
Ammanford
Local authority
Carmarthenshire
Constituency
Caerfyrddin
Postcode district
SA18
Postcode sector
SA18 3

Nearby postcodes

Nearby postcode distances
Postcode Distance
SA18 3DQ 57 m
SA18 3DX 192 m
SA18 3EQ 222 m
SA18 3BZ 334 m
SA18 3DZ 401 m
Complete postcode fields and official codes
Postcode
SA18 3DJ
Status
Current
Introduced
1 January 1980
Terminated
Not published
Postcode area
SA
Postcode district
SA18
Postcode sector
SA18 3
Latitude
51.804210
Longitude
-4.032322
British National Grid easting
259,973
British National Grid northing
213,683

Statistical and administrative geographies

Country
Wales · W92000004
Region
W99999999
Local authority district
Carmarthenshire · W06000010
Electoral ward
Penygroes · W05001218
Parish or community
W04000515
Westminster constituency
Caerfyrddin · W07000087
Output area
W00003830
Lower layer super output area
Carmarthenshire 015E · W01000713
Middle layer super output area
Carmarthenshire 015 · W02000156

Postcode source versions

Explore SA18

11 recorded sales at this postcode
Address Date Price
16, Heol Fach, Caerbryn, Ammanford, SA18 3DJ 9 February 2024 £130,000
2, Heol Fach, Caerbryn, Ammanford, SA18 3DJ 20 March 2020 £40,000
6, Heol Fach, Caerbryn, Ammanford, SA18 3DJ 1 November 2018 £160,000

Schools

Within 3.1 miles of this postcode

View all nearby schools
Open schools
13
Primary
0
Secondary
0
  1. Ysgol Gynradd Blaenau

    Welsh establishment

    678 m
  2. Penygroes C.P. School

    Welsh establishment

    1.2 km
  3. Ysgol Gynradd Saron

    Welsh establishment

    1.9 km

Recorded crime

Within 1 mile of this postcode

View all nearby crime records
Published events
73
Months covered
12
Latest month
June 2026

Most recorded categories in this period

  • Violence and sexual offences 37
  • Public order 9
  • Criminal damage and arson 8
  • Possession of weapons 6
  • Other crime 4

Census 2021

Population and age profile

Postcode residents
16

8 female, 8 male

Postcode households
8
Residents per household
2.0
SA18 3 residents
10,937

Age bands in SA18 3

Wider postcode sector
Age 0 to 14
16.1%

1,789 residents

Age 15 to 24
10.3%

1,145 residents

Age 25 to 44
21.7%

2,417 residents

Age 45 to 64
27%

3,007 residents

Age 65 and over
24.9%

2,771 residents

This postcode contained 0.1% of the sector's usual residents on Census Day. The age profile describes the wider SA18 3 sector, not people in this individual postcode.

Small counts are adjusted for privacy, so totals can differ slightly between Census tables.

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+
100%
Ultrafast, 300 Mbit/s+
100%
Gigabit-capable
100%
Unable to receive decent fixed or FWA broadband
0%
Next Generation Access
100%
Decent broadband available from fixed wireless
0%

Predicted coverage, not measured speeds. Check availability for your address with a provider. Postcode-level full-fibre figures are not published in this release.

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

GP practices

4

within 5 km

  • MEDDYGFA PENYGROES

    BRIDGE STREET, PENYGROES, LLANELLI, SA14 7RP

    ODS code W92051

    1.4 km

  • BRYNTEG SURGERY

    BRYNMAWR AVENUE, AMMANFORD, SA18 2DA

    ODS code W92036

    3.0 km

  • MARGARET STREET PRACTICE

    MARGARET STREET, AMMANFORD, SA18 2PJ

    ODS code W92040

    3.2 km

  • MEDDYGFA'R TYMBL

    AMMAN TAWE PARTNERSHIP, CROSS HANDS HEALTH CENTRE, CARMARTHEN ROAD, CROSS HANDS, LLANELLI, SA14 6SU

    ODS code W92035

    4.1 km

Main GP practices only; branch surgeries are excluded. Distances are straight-line. Contact the practice to check registration, services, opening hours and appointments.

Source acquired on 2026-09-05. Contains information from NHS England, licenced under the current version of the Open Government Licence.

Nearby transport

  • Post Office

    BCT · Caer-bryn

    0.0 miles
  • Post Office

    BCT · Caer-bryn

    0.0 miles
  • Post Office

    BCT · Blaenau

    0.4 miles
  • Post Office

    BCT · Blaenau

    0.4 miles
  • Sewage Works

    BCT · Blaenau

    0.6 miles

Evidence in context

Property market

The five-year median is £130,000 from 1 recorded sale in SA18 3DJ. This is a recorded-sale statistic, not a current valuation.

The latest UK House Price Index average for Carmarthenshire is £197,547 in June 2026, up 6.1% year on year.

Schools

13 open schools are in scope, including 0 primary and 0 secondary schools. Ysgol Gynradd Blaenau is the nearest published school at 678 m.

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

Recorded crime

73 published events cover 12 months, averaging 6.083 events per published month. The largest recorded category is Violence and sexual offences with 37 events.

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