The UK Postcode Database

CF23 9AY

a postcode in Cardiff

Introduced in June 1999
CF23 9AY 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 9AY

Colchester Avenue - 23 properties, USRN 5800472

Howardian Close - 1 property, USRN 5801065

Ffordd Nowell - 1 property, USRN 5801331

Doe Close - 1 property, USRN 5803809

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

Coordinates

Latitude: 51.4976 / 51°29'51"N

Longitude: -3.1511 / 3°9'3"W

UTM Reference: 30U 489511 5705178

OS Easting: 320191

OS Northing: 178262

OS Grid: ST201782

Location Encoding

Mapcode Local: GBR KQF.D3

Mapcode Global: VH6F7.BMH8

Open Location Code: 9C3RFRXX+3H

Maidenhead Locator System: IO81kl19

Demographics

Urban/Rural Indicator: C1

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

ONS Population Classification: 6c2

  • Baseline UK
  • Multicultural Inner Suburbs
  • Semi-Detached Family Renters

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 9AY on Saturday 13 June 2026

Nautical twilight begins (First light) 02:54
Civil twilight begins (Dawn) 04:07
Sunrise 04:55
Transit (sun is at its highest) 13:12
Sunset 21:30
Civil twilight ends (Dusk) 22:17
Nautical twilight ends (Nightfall) 23:30
Hours of daylight today04:25 to 22:00
Hours of darkness tonight
(lighting-up time)
22:00 to 04:24
Moon Phase Waning Crescent
Moon Rises 01:58
Moon sets 19:25

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

Residential Property Sales in CF23 9AY

DateAddressProperty TypeTenurePrice
2 October 2023 103 Colchester Avenue, Penylan, Cardiff CF23 9AY Terraced (including end-of-terrace) Freehold £232,500
28 September 2022 115 Colchester Avenue, Penylan, Cardiff CF23 9AY Detached Freehold £590,000
8 August 2022 87 Colchester Avenue, Penylan, Cardiff CF23 9AY Semi-detached Freehold £307,500
14 June 2022 111 Colchester Avenue, Penylan, Cardiff CF23 9AY Detached Freehold £480,000
26 October 2021 91 Colchester Avenue, Penylan, Cardiff CF23 9AY Terraced (including end-of-terrace) Freehold £224,000
8 December 2020 113 Colchester Avenue, Penylan, Cardiff CF23 9AY Detached Freehold £475,000
23 August 2019 93 Colchester Avenue, Penylan, Cardiff CF23 9AY Terraced (including end-of-terrace) Freehold £228,000
30 June 2017 91 Colchester Avenue, Penylan, Cardiff CF23 9AY Terraced (including end-of-terrace) Freehold £170,000
14 October 2016 105 Colchester Avenue, Penylan, Cardiff CF23 9AY Terraced (including end-of-terrace) Freehold £205,000
29 March 2016 117 Colchester Avenue, Penylan, Cardiff CF23 9AY Detached Freehold £400,000
30 September 2015 89 Colchester Avenue, Penylan, Cardiff CF23 9AY Terraced (including end-of-terrace) Freehold £170,000
9 April 2015 99 Colchester Avenue, Penylan, Cardiff CF23 9AY Terraced (including end-of-terrace) Freehold £189,000
23 March 2015 115 Colchester Avenue, Penylan, Cardiff CF23 9AY Detached Freehold £525,000
16 June 2014 107 Colchester Avenue, Penylan, Cardiff CF23 9AY Detached Freehold £459,995
12 June 2014 111 Colchester Avenue, Penylan, Cardiff CF23 9AY Detached Freehold £352,000
23 May 2014 113 Colchester Avenue, Penylan, Cardiff CF23 9AY Detached Freehold £450,000
16 May 2014 109 Colchester Avenue, Penylan, Cardiff CF23 9AY Detached Freehold £357,995
28 February 2014 105 Colchester Avenue, Penylan, Cardiff CF23 9AY Terraced (including end-of-terrace) Freehold £175,000
15 November 2013 119 Colchester Avenue, Penylan, Cardiff CF23 9AY Detached Freehold £330,000
7 December 2012 121 Colchester Avenue, Penylan, Cardiff CF23 9AY Detached Freehold £459,995
28 September 2012 123 Colchester Avenue, Penylan, Cardiff CF23 9AY Semi-detached Freehold £299,995
28 September 2012 119 Colchester Avenue, Penylan, Cardiff CF23 9AY Detached Freehold £344,995
24 November 2008 101 Colchester Avenue, Penylan, Cardiff CF23 9AY Terraced (including end-of-terrace) Freehold £143,000
20 June 2003 101 Colchester Avenue, Penylan, Cardiff CF23 9AY Terraced (including end-of-terrace) Freehold £115,000
16 June 2000 87 Colchester Avenue, Penylan, Cardiff CF23 9AY Semi-detached Freehold £86,000
20 December 1996 95 Colchester Avenue, Penylan, Cardiff CF23 9AY Semi-detached Freehold £61,500

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 9AY

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 9AY

CodeNameData TypeData ThemeActive SinceData Owner
W00009386 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)
W35000669 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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