This page brings together the map and available local information for CF23 5HJ in Wales. The boundary shown is an approximation created from address points, and each data section explains whether its figures apply to the full postcode or a wider statistical area. Census 2021 records 102 residents and 43 households at the exact postcode.
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Create a Custom MapCore details from the ONS Postcode Directory. Geography codes identify the official areas containing this postcode.
| Postcode | CF23 5HJ |
| Postcode without spaces | CF235HJ |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | December 1999 |
| Directory version | 2026-06 |
| Latitude | 51.5009300 |
| Longitude | -3.1681820 |
| British National Grid | 319,011 E, 178,647 N |
| Country | Wales |
| Output Area (2021) | W00009389 |
| LSOA (2021) | W01001827 |
| MSOA (2021) | W02000390 |
| Electoral ward | W05001288 |
| Westminster constituency | W07000089 |
The postcode is assigned to these official political geographies. Names and election results will be added when the ElectionMaps datasets are connected.
These Census figures are matched directly to the full postcode, rather than inferred from a wider neighbourhood.
| Residents | 102 |
| Households | 43 |
| Female residents | 56 |
| Male residents | 46 |
| Residents per household | 2.4 |
A detailed vector map covering a 500 metre radius around the postcode.
Land Registry Price Paid Data transactions matched to this exact full postcode.
| Sale date | Address | Property type | Tenure | Price |
|---|---|---|---|---|
| 27 May 2025 | 20, CLOS DERWEN, CARDIFF | Detached | Freehold | £660,000 |
| 12 Sep 2022 | 33, CLOS DERWEN, CARDIFF | Detached | Freehold | £407,000 |
| 29 Oct 2021 | 39, CLOS DERWEN, CARDIFF | Semi-detached | Freehold | £425,000 |
| 23 Aug 2021 | 21, CLOS DERWEN, CARDIFF | Detached | Freehold | £480,000 |
| 4 May 2021 | 40, CLOS DERWEN, CARDIFF | Semi-detached | Freehold | £330,000 |
| 29 Jan 2021 | 38, CLOS DERWEN, CARDIFF | Terraced | Freehold | £380,000 |
| 19 Oct 2020 | 46, CLOS DERWEN, CARDIFF | Terraced | Freehold | £293,000 |
| 3 Apr 2020 | 4, CLOS DERWEN, CARDIFF | Detached | Freehold | £478,000 |
Open schools and active GP practices in the CF23 postcode district, ordered by straight-line distance where coordinates are available.
Welsh establishment
Ty Gwyn Road, Penylan, Cardiff (Caerdydd), CF23 5QD
B
100 PEN-Y-LAN ROAD, PENYLAN, CARDIFF, CF23 5RH
B
74 PEN-Y-LAN ROAD, CARDIFF, CF23 5SY
Welsh establishment
Llanedeyrn Road, Penylan, Cardiff, Cardiff (Caerdydd), CF23 9DT
Welsh establishment
Circle Way East, Llanederyrn, Cardiff, CF23 9LD
Welsh establishment
Agincourt Road, Roath, Cardiff, CF23 5BU
Welsh establishment
Ael-Y-Bryn, Llanedeyrn, Cardiff, CF23 9LF
Welsh establishment
Hammond Way, Penylan, Cardiff, CF23 9NB
Welsh establishment
Ontario Way, Cyncoed, Cardiff, CF23 6HB
Welsh establishment
Wellwood, Llanedeyrn, Cardiff, CF23 9JN
Welsh establishment
Pennsylvania, Llanedeyrn, Cardiff, CF23 9LS
B
LLAN HEALTHCARE, WELLBEING HUB @ MAELFA, ROUND WOOD, LLANEDEYRN, CARDIFF, CF23 9PF
Companies House records whose registered-office address uses this exact postcode.
Private Limited Company
Incorporated 1 May 2026
85422 - Post-graduate level higher education
Private Limited Company
Incorporated 18 February 2026
86220 - Specialists medical practice activities
Private Limited Company
Incorporated 1 January 2026
14190 - Manufacture of other wearing apparel and accessories n.e.c.
Private Limited Company
Incorporated 29 July 2020
56102 - Unlicensed restaurants and cafes
Private Limited Company
Incorporated 10 February 2020
68209 - Other letting and operating of own or leased real estate
Private Limited Company
Incorporated 13 March 2000
68209 - Other letting and operating of own or leased real estate
Private Limited Company
Incorporated 3 January 2023
47190 - Other retail sale in non-specialised stores
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Cardiff 024C includes CF23 5HJ and other nearby postcodes.
| Crime type | Incidents |
|---|---|
| Violence and sexual offences | 2 |
| Anti-social behaviour | 1 |
| Other theft | 1 |
| Public order | 1 |
Answers use the geographic scope stated with each dataset above.
CF23 5HJ is in Wales.
The Census 2021 postcode-level dataset records 102 residents at CF23 5HJ. This is an exact postcode count.
Yes. The sold-price records shown on this page are Land Registry transactions matched to the full CF23 5HJ postcode.
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Explore other full postcodes in the same postcode sector.