The UK Postcode Database

CF23 8LB

a postcode in Cardiff

Introduced in June 1999
CF23 8LB 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 CF23 8LB

Clos Alyn - 26 properties, USRN 5803313

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

Coordinates

Latitude: 51.5346 / 51°32'4"N

Longitude: -3.142 / 3°8'31"W

UTM Reference: 30U 490154 5709287

OS Easting: 320890

OS Northing: 182362

OS Grid: ST208823

Location Encoding

Mapcode Local: GBR HZ.GJDY

Mapcode Global: VH6F1.HPBF

Open Location Code: 9C3RGVM5+R6

Maidenhead Locator System: IO81km28

Demographics

Urban/Rural Indicator: C1

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

ONS Population Classification: 5b1

  • Ethnically Diverse Suburb-an Professionals
  • Suburban Professionals
  • Families in Multi-Ethnic Terraces

Index of Multiple Deprivation (IMD): 1758 / 1909

  • 10th decile
  • least deprived

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

Sun and Moon Times for CF23 8LB on Saturday 13 June 2026

Nautical twilight begins (First light) 02:53
Civil twilight begins (Dawn) 04:07
Sunrise 04:54
Transit (sun is at its highest) 13:12
Sunset 21:30
Civil twilight ends (Dusk) 22:17
Nautical twilight ends (Nightfall) 23:31
Hours of daylight today04:24 to 22:00
Hours of darkness tonight
(lighting-up time)
22:00 to 04:24
Moon Phase Waning Crescent
Moon Rises 01:57
Moon sets 19:25

For a full sun and moon calendar for CF23 8LB, go to The Time and Place

Residential Property Sales in CF23 8LB

DateAddressProperty TypeTenurePrice
27 June 2023 3 Clos Alyn, Pontprennau, Cardiff CF23 8LB Semi-detached Freehold £270,000
13 May 2022 33 Clos Alyn, Pontprennau, Cardiff CF23 8LB Terraced (including end-of-terrace) Freehold £215,000
4 May 2021 23 Clos Alyn, Pontprennau, Cardiff CF23 8LB Terraced (including end-of-terrace) Freehold £181,500
29 November 2019 5 Clos Alyn, Pontprennau, Cardiff CF23 8LB Semi-detached Freehold £220,000
22 November 2019 11 Clos Alyn, Pontprennau, Cardiff CF23 8LB Detached Freehold £281,000
9 August 2019 15 Clos Alyn, Pontprennau, Cardiff CF23 8LB Detached Freehold £270,000
4 March 2019 29 Clos Alyn, Pontprennau, Cardiff CF23 8LB Terraced (including end-of-terrace) Freehold £187,000
12 May 2017 6 Clos Alyn, Pontprennau, Cardiff CF23 8LB Semi-detached Freehold £235,000
2 March 2017 4 Clos Alyn, Pontprennau, Cardiff CF23 8LB Semi-detached Freehold £215,000
23 January 2017 23 Clos Alyn, Pontprennau, Cardiff CF23 8LB Terraced (including end-of-terrace) Freehold £157,000
1 July 2016 29 Clos Alyn, Pontprennau, Cardiff CF23 8LB Terraced (including end-of-terrace) Freehold £169,000
24 March 2016 33 Clos Alyn, Pontprennau, Cardiff CF23 8LB Terraced (including end-of-terrace) Freehold £168,000
21 September 2015 16 Clos Alyn, Pontprennau, Cardiff CF23 8LB Terraced (including end-of-terrace) Freehold £147,000
21 January 2015 25 Clos Alyn, Pontprennau, Cardiff CF23 8LB Terraced (including end-of-terrace) Freehold £155,000
12 January 2015 10 Clos Alyn, Pontprennau, Cardiff CF23 8LB Terraced (including end-of-terrace) Freehold £136,700
31 October 2014 21 Clos Alyn, Pontprennau, Cardiff CF23 8LB Terraced (including end-of-terrace) Freehold £221,000
24 June 2014 1 Clos Alyn, Pontprennau, Cardiff CF23 8LB Detached Freehold £225,000
23 August 2013 4 Clos Alyn, Pontprennau, Cardiff CF23 8LB Semi-detached Freehold £174,000
10 May 2013 8 Clos Alyn, Pontprennau, Cardiff CF23 8LB Semi-detached Freehold £173,000
5 September 2008 6 Clos Alyn, Pontprennau, Cardiff CF23 8LB Semi-detached Freehold £165,000
11 July 2008 25 Clos Alyn, Pontprennau, Cardiff CF23 8LB Semi-detached Freehold £135,000
23 March 2007 33 Clos Alyn, Pontprennau, Cardiff CF23 8LB Terraced (including end-of-terrace) Freehold £140,000
23 March 2007 23 Clos Alyn, Pontprennau, Cardiff CF23 8LB Terraced (including end-of-terrace) Freehold £134,000
18 December 2006 5 Clos Alyn, Pontprennau, Cardiff CF23 8LB Semi-detached Freehold £184,000
18 December 2006 14 Clos Alyn, Pontprennau, Cardiff CF23 8LB Terraced (including end-of-terrace) Freehold £132,000
11 August 2006 8 Clos Alyn, Pontprennau, Cardiff CF23 8LB Terraced (including end-of-terrace) Freehold £177,000
10 March 2006 10 Clos Alyn, Pontprennau, Cardiff CF23 8LB Semi-detached Freehold £130,000
30 September 2005 2 Clos Alyn, Pontprennau, Cardiff CF23 8LB Semi-detached Freehold £170,000
8 July 2005 3 Clos Alyn, Pontprennau, Cardiff CF23 8LB Semi-detached Freehold £180,000
3 October 2003 29 Clos Alyn, Pontprennau, Cardiff CF23 8LB Terraced (including end-of-terrace) Freehold £116,000
11 July 2003 1 Clos Alyn, Pontprennau, Cardiff CF23 8LB Detached Freehold £146,500
17 March 2003 2 Clos Alyn, Pontprennau, Cardiff CF23 8LB Semi-detached Freehold £130,000
6 December 2002 25 Clos Alyn, Pontprennau, Cardiff CF23 8LB Semi-detached Freehold £95,000
20 September 2002 8 Clos Alyn, Pontprennau, Cardiff CF23 8LB Terraced (including end-of-terrace) Freehold £115,000
28 August 2002 6 Clos Alyn, Pontprennau, Cardiff CF23 8LB Semi-detached Freehold £109,950
28 September 2001 33 Clos Alyn, Pontprennau, Cardiff CF23 8LB Terraced (including end-of-terrace) Freehold £72,000
26 July 2001 3 Clos Alyn, Pontprennau, Cardiff CF23 8LB Semi-detached Freehold £93,950
15 June 2001 25 Clos Alyn, Pontprennau, Cardiff CF23 8LB Semi-detached Freehold £64,000
31 March 2000 2 Clos Alyn, Pontprennau, Cardiff CF23 8LB Semi-detached Freehold £79,950
3 September 1999 3 Clos Alyn, Pontprennau, Cardiff CF23 8LB Semi-detached Freehold £73,000
23 August 1999 10 Clos Alyn, Pontprennau, Cardiff CF23 8LB Semi-detached Freehold £56,650
13 August 1999 29 Clos Alyn, Pontprennau, Cardiff CF23 8LB Terraced (including end-of-terrace) Freehold £55,000
16 June 1999 29 Clos Alyn, Pontprennau, Cardiff CF23 8LB Terraced (including end-of-terrace) Freehold £55,000
23 April 1999 31 Clos Alyn, Pontprennau, Cardiff CF23 8LB Terraced (including end-of-terrace) Freehold £53,200
12 February 1999 27 Clos Alyn, Pontprennau, Cardiff CF23 8LB Semi-detached Freehold £55,000
30 September 1998 9 Clos Alyn, Pontprennau, Cardiff CF23 8LB Detached Freehold £77,000
3 September 1997 25 Clos Alyn, Pontprennau, Cardiff CF23 8LB Semi-detached Freehold £49,000
28 November 1996 33 Clos Alyn, Pontprennau, Cardiff CF23 8LB Terraced (including end-of-terrace) Freehold £45,000

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 CF23 8LB

United Kingdom Parliament
Constituency

Cardiff North

MP

Anna McMorrin Labour

Senedd
Constituency

Cardiff North

Senedd Member

Julie Morgan Welsh Labour

Region

South Wales Central

Senedd Members

Rhys ab Owen Independent Member

Andrew RT Davies Welsh Conservative Party

Heledd Fychan Plaid Cymru

Joel James Welsh Conservative Party

Cardiff Council
Unitary Authority electoral division (UTE)

Pontprennau and Old St Mellons

Councillors

Peter Littlechild Conservative

Joel Williams Conservative

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

Government Statistical Services (GSS) data for CF23 8LB

CodeNameData TypeData ThemeActive SinceData Owner
W00009495 Output Areas Statistical Building Block 1 January 2009 ONS
W01001842 Cardiff 003B Lower layer Super Output Areas Statistical Building Block 1 February 2004 ONS
W02000369 Cardiff 003 Middle layer Super Output Areas Statistical Building Block 1 August 2004 ONS
W04000868 Pontprennau Communities Administrative 1 January 2009 WG (LGBC)
W05001290 Pontprennau and Old St Mellons Electoral Wards Administrative/Electoral 5 May 2022 WG (LGBC)
W06000015 Cardiff Unitary Authorities Administrative 1 January 2009 WG (LGBC)
W07000090 Cardiff North Westminster Parliamentary Constituencies Electoral 4 July 2024 WG (BC)
W09000042 Cardiff North Senedd Constituencies Electoral 1 January 2012 WG (BC)
W10000007 South Wales Central Senedd Electoral Regions Electoral 1 January 2012 WG (BC)
W11000029 Cardiff and Vale University Health Board Local Health Boards Health 1 October 2009 WG (Health)
W15000003 South Wales Police Force Areas Other 1 January 2009 Home Office
W16000004 South East Wales Department for Children, Education, Lifelong Learning and Skills, WG Other 1 January 2009 WG (Educ)
W22000024 Cardiff 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)
W35002475 Workplace Zones Census 31 December 2011 ONS
W45001208 Cardiff 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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