The UK Postcode Database

CF23 9ER

a postcode in Cardiff

Introduced in June 1999
CF23 9ER 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 9ER

Firstbrook Close - 26 properties, USRN 5803424

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

Coordinates

Latitude: 51.4994 / 51°29'57"N

Longitude: -3.1521 / 3°9'7"W

UTM Reference: 30U 489446 5705373

OS Easting: 320128

OS Northing: 178458

OS Grid: ST201784

Location Encoding

Mapcode Local: GBR KQD.5G

Mapcode Global: VH6F7.9KZX

Open Location Code: 9C3RFRXX+Q5

Maidenhead Locator System: IO81kl19

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): 1344 / 1909

  • 8th decile
  • less deprived

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

Sun and Moon Times for CF23 9ER on Friday 12 June 2026

Nautical twilight begins (First light) 02:55
Civil twilight begins (Dawn) 04:08
Sunrise 04:55
Transit (sun is at its highest) 13:12
Sunset 21:29
Civil twilight ends (Dusk) 22:16
Nautical twilight ends (Nightfall) 23:29
Hours of daylight today04:25 to 21:59
Hours of darkness tonight
(lighting-up time)
21:59 to 04:25
Moon Phase Waning Crescent
Moon Rises 01:32
Moon sets 17:56

For a full sun and moon calendar for CF23 9ER, go to The Time and Place

Residential Property Sales in CF23 9ER

DateAddressProperty TypeTenurePrice
25 November 2022 3 Firstbrook Close, Cardiff CF23 9ER Detached Freehold £370,000
7 November 2022 7 Firstbrook Close, Cardiff CF23 9ER Terraced (including end-of-terrace) Freehold £250,000
25 August 2022 22 Firstbrook Close, Cardiff CF23 9ER Terraced (including end-of-terrace) Freehold £332,500
27 January 2017 22 Firstbrook Close, Cardiff CF23 9ER Terraced (including end-of-terrace) Freehold £245,000
7 December 2015 4 Firstbrook Close, Cardiff CF23 9ER Semi-detached Freehold £280,000
30 May 2014 1 Firstbrook Close, Cardiff CF23 9ER Detached Freehold £235,000
29 May 2014 2 Firstbrook Close, Cardiff CF23 9ER Semi-detached Freehold £220,000
6 September 2013 9 Firstbrook Close, Cardiff CF23 9ER Terraced (including end-of-terrace) Freehold £207,000
26 July 2013 20 Firstbrook Close, Cardiff CF23 9ER Semi-detached Freehold £197,000
30 April 2012 1 Firstbrook Close, Cardiff CF23 9ER Detached Freehold £240,000
12 August 2011 17 Firstbrook Close, Cardiff CF23 9ER Terraced (including end-of-terrace) Freehold £176,000
10 April 2008 6 Firstbrook Close, Cardiff CF23 9ER Detached Freehold £185,000
27 July 2007 10 Firstbrook Close, Cardiff CF23 9ER Detached Freehold £199,950
12 July 2007 28 Firstbrook Close, Cardiff CF23 9ER Terraced (including end-of-terrace) Freehold £191,250
19 April 2007 17 Firstbrook Close, Cardiff CF23 9ER Terraced (including end-of-terrace) Freehold £172,000
7 August 2006 3 Firstbrook Close, Cardiff CF23 9ER Detached Freehold £221,000
24 March 2005 20 Firstbrook Close, Cardiff CF23 9ER Semi-detached Freehold £175,000
19 July 2004 4 Firstbrook Close, Cardiff CF23 9ER Semi-detached Freehold £177,950
8 August 2003 10 Firstbrook Close, Cardiff CF23 9ER Detached Freehold £165,000
9 April 2003 9 Firstbrook Close, Cardiff CF23 9ER Terraced (including end-of-terrace) Freehold £145,000
28 March 2002 5 Firstbrook Close, Cardiff CF23 9ER Detached Freehold £85,950
23 February 2001 8 Firstbrook Close, Cardiff CF23 9ER Semi-detached Freehold £95,000
21 June 2000 28 Firstbrook Close, Cardiff CF23 9ER Terraced (including end-of-terrace) Freehold £94,000
21 June 2000 6 Firstbrook Close, Cardiff CF23 9ER Detached Freehold £88,500
20 June 1997 28 Firstbrook Close, Cardiff CF23 9ER Terraced (including end-of-terrace) Freehold £70,000
23 August 1996 5 Firstbrook Close, Cardiff CF23 9ER Detached Freehold £57,950
15 August 1996 10 Firstbrook Close, Cardiff CF23 9ER Detached Freehold £71,950

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 9ER

United Kingdom Parliament
Constituency

Cardiff East

MP

Jo Stevens Labour

Senedd
Constituency

Cardiff Central

Senedd Member

Jenny Rathbone 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)

Penylan

Councillors

Imran Latif Liberal Democrats

Rodney Berman Liberal Democrats

Jon Shimmin Liberal Democrats

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

Government Statistical Services (GSS) data for CF23 9ER

CodeNameData TypeData ThemeActive SinceData Owner
W00009387 Output Areas Statistical Building Block 1 January 2009 ONS
W01001822 Cardiff 029A Lower layer Super Output Areas Statistical Building Block 1 February 2004 ONS
W02000395 Cardiff 029 Middle layer Super Output Areas Statistical Building Block 1 August 2004 ONS
W04000860 Penylan Communities Administrative 1 January 2010 WG (LGBC)
W05001288 Penylan Electoral Wards Administrative/Electoral 5 May 2022 WG (LGBC)
W06000015 Cardiff Unitary Authorities Administrative 1 January 2009 WG (LGBC)
W07000089 Cardiff East Westminster Parliamentary Constituencies Electoral 4 July 2024 WG (BC)
W09000031 Cardiff Central 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)
W35002565 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.

Page generated in 2.51 seconds. 216.73.216.136. Fri, 12 Jun 2026 17:56:56 +0100. Partial Entropification.