The UK Postcode Database

SA15 1SL

a postcode in Carmarthenshire

Introduced in January 1980
SA15 1SL Normal (geographic) postcodes Large user postcodes

The nearby postcodes map only shows currently active postcodes. Postcode markers will cluster if they are close together, which may happen in densly populated built-up areas or where single premises have multiple postcodes.

Streets Associated with SA15 1SL

Upper William Street - 18 properties, USRN 47207225

Glenalla Road - 2 properties, USRN 47204450

Als Street - 1 property, USRN 47202798

Unnamed road - 1 property, USRN 47207313

Street names are those nearest to properties in this postcode, they are not necessarily the postal address

Coordinates

Latitude: 51.6826 / 51°40'57"N

Longitude: -4.1556 / 4°9'20"W

UTM Reference: 30U 420108 5726365

OS Easting: 251074

OS Northing: 200400

OS Grid: SN510004

Location Encoding

Mapcode Local: GBR GS.V3XS

Mapcode Global: VH3MB.XZG1

Open Location Code: 9C3QMRMV+2Q

Maidenhead Locator System: IO71wq13

Demographics

Urban/Rural Indicator: C1

  • urban city or town
  • a town or city, surrounded by populated countryside

ONS Population Classification: 6b2

  • Baseline UK
  • Legacy Industrial and Coastal Communities
  • Traditional Terraces

Index of Multiple Deprivation (IMD): 583 / 1909

  • 4th decile
  • somewhat more deprived

Demographics are based on the LSOA containing this postcode and not necessarily this postcode alone

Sun and Moon Times for SA15 1SL on Friday 10 July 2026

Nautical twilight begins (First light) 03:16
Civil twilight begins (Dawn) 04:24
Sunrise 05:10
Transit (sun is at its highest) 13:22
Sunset 21:33
Civil twilight ends (Dusk) 22:19
Nautical twilight ends (Nightfall) 23:27
Hours of daylight today04:40 to 22:03
Hours of darkness tonight
(lighting-up time)
22:03 to 04:41
Moon Phase Waning Crescent
Moon Rises 00:01
Moon sets 17:06

For a full sun and moon calendar for SA15 1SL, go to The Time and Place

Residential Property Sales in SA15 1SL

DateAddressProperty TypeTenurePrice
24 March 2023 20 Upper William Street, Llanelli SA15 1SL Terraced (including end-of-terrace) Freehold £90,000
24 March 2023 21 Upper William Street, Llanelli SA15 1SL Terraced (including end-of-terrace) Freehold £105,000
6 July 2022 29 Upper William Street, Llanelli SA15 1SL Terraced (including end-of-terrace) Freehold £125,000
13 April 2022 26 Upper William Street, Llanelli SA15 1SL Other property type Freehold £43,000
6 November 2020 23 Upper William Street, Llanelli SA15 1SL Terraced (including end-of-terrace) Freehold £92,000
30 November 2018 30 Upper William Street, Llanelli SA15 1SL Semi-detached Freehold £92,500
20 October 2017 15 Upper William Street, Llanelli SA15 1SL Terraced (including end-of-terrace) Freehold £67,000
27 May 2016 17 Upper William Street, Llanelli SA15 1SL Terraced (including end-of-terrace) Freehold £57,000
19 June 2015 21 Upper William Street, Llanelli SA15 1SL Terraced (including end-of-terrace) Freehold £79,500
18 December 2014 20 Upper William Street, Llanelli SA15 1SL Terraced (including end-of-terrace) Freehold £77,000
30 August 2013 21 Upper William Street, Llanelli SA15 1SL Terraced (including end-of-terrace) Freehold £51,500
6 March 2013 20 Upper William Street, Llanelli SA15 1SL Terraced (including end-of-terrace) Freehold £49,000
6 October 2008 30 Upper William Street, Llanelli SA15 1SL Semi-detached Freehold £117,500
14 December 2007 13 Upper William Street, Llanelli SA15 1SL Terraced (including end-of-terrace) Leasehold £118,000
16 February 2007 25 Upper William Street, Llanelli SA15 1SL Semi-detached Freehold £90,000
21 November 2005 23 Upper William Street, Llanelli SA15 1SL Terraced (including end-of-terrace) Freehold £40,000
9 November 2005 25 Upper William Street, Llanelli SA15 1SL Semi-detached Freehold £80,000
21 October 2003 18 Upper William Street, Llanelli SA15 1SL Terraced (including end-of-terrace) Freehold £61,750
21 October 2003 18 Upper William Street, Llanelli SA15 1SL Terraced (including end-of-terrace) Leasehold £61,750
5 November 2002 13 Upper William Street, Llanelli SA15 1SL Terraced (including end-of-terrace) Leasehold £28,500
3 December 2001 19 Upper William Street, Llanelli SA15 1SL Terraced (including end-of-terrace) Freehold £37,500
7 November 2000 22 Upper William Street, Llanelli SA15 1SL Terraced (including end-of-terrace) Freehold £29,500
7 July 2000 24 Upper William Street, Llanelli SA15 1SL Terraced (including end-of-terrace) Freehold £27,000
23 February 2000 14 Upper William Street, Llanelli SA15 1SL Terraced (including end-of-terrace) Freehold £25,000
10 December 1999 16 Upper William Street, Llanelli SA15 1SL Terraced (including end-of-terrace) Freehold £19,500
23 October 1998 28 Upper William Street, Llanelli SA15 1SL Terraced (including end-of-terrace) Freehold £35,000

Key to property sale icons:

First sale of newbuild property. This includes new properties created from existing properties, such as residential conversions of commercial or agricultural property, or subdivision of a larger residential property.
Subsequent sale of existing property.
Standard sale at market value to private individual.
Additional (non-standard) sale. This includes repossessions, buy-to-lets and transfers of property sold to non-private individuals.

Elected Representatives for SA15 1SL

United Kingdom Parliament
Constituency

Llanelli

MP

Nia Griffith Labour

Senedd
Constituency

Llanelli

Senedd Member

Lee Waters Welsh Labour

Region

Mid and West Wales

Senedd Members

Cefin Campbell Plaid Cymru

Jane Dodds Welsh Liberal Democrats

Eluned Morgan Welsh Labour

Joyce Watson Welsh Labour

Carmarthenshire Council
Unitary Authority electoral division (UTE)

Bigyn

Councillors

Michael Cranham Independent

Philip Warlow Labour

Janet Williams Labour

Elected representative data is updated approximately monthly, so may not include recent by-elections or vacancies.

Government Statistical Services (GSS) data for SA15 1SL

CodeNameData TypeData ThemeActive SinceData Owner
W00003397 Output Areas Statistical Building Block 1 January 2009 ONS
W01000629 Carmarthenshire 024B Lower layer Super Output Areas Statistical Building Block 1 February 2004 ONS
W02000165 Carmarthenshire 024 Middle layer Super Output Areas Statistical Building Block 1 August 2004 ONS
W04000519 Llanelli Communities Administrative 1 January 2009 WG (LGBC)
W05001180 Bigyn Electoral Wards Administrative/Electoral 5 May 2022 WG (LGBC)
W06000010 Carmarthenshire Unitary Authorities Administrative 1 January 2009 WG (LGBC)
W07000098 Llanelli Westminster Parliamentary Constituencies Electoral 4 July 2024 WG (BC)
W09000017 Llanelli Senedd Constituencies Electoral 1 January 2009 WG (BC)
W10000006 Mid and West Wales Senedd Electoral Regions Electoral 1 January 2012 WG (BC)
W11000025 Hywel Dda University Health Board Local Health Boards Health 1 October 2009 WG (Health)
W15000004 Dyfed-Powys Police Force Areas Other 1 January 2009 Home Office
W16000002 South West / Mid Wales Department for Children, Education, Lifelong Learning and Skills, WG Other 1 January 2009 WG (Educ)
W22000028 Llanelli Travel to Work Areas Other 31 July 2015 ONS
W31000001 Wales Non-National Park Area Wales Non-National Park Area Other 1 January 2009 WG (Envt)
W35001641 Workplace Zones Census 31 December 2011 ONS
W45001070 Llanelli Built Up Areas Census 17 April 2024 OS
W92000004 Wales Country Administrative 1 January 2009 ONS

All public sector data is licensed under the Open Government Licence v2.0.

The UK Postcode Database is a Good Stuff website.

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