Find CF23 9NJ in Wales and explore the information recorded for it. The interactive map shows the postcode’s position and an approximate address-derived outline, with exact-postcode facts and wider neighbourhood statistics clearly identified below. Census 2021 records 63 residents and 26 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 9NJ |
| Postcode without spaces | CF239NJ |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | November 2005 |
| Directory version | 2026-06 |
| Latitude | 51.5175300 |
| Longitude | -3.1488060 |
| British National Grid | 320,385 E, 180,471 N |
| Country | Wales |
| Output Area (2021) | W00009345 |
| LSOA (2021) | W01001810 |
| MSOA (2021) | W02000383 |
| Electoral ward | W05001286 |
| 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 | 63 |
| Households | 26 |
| Female residents | 34 |
| Male residents | 29 |
| Residents per household | 2.4 |
A detailed vector map covering a 500 metre radius around the postcode.
Open schools and active GP practices in the CF23 postcode district, ordered by straight-line distance where coordinates are available.
Welsh establishment
Coed-Y-Gores, Llanedeyrn, Cardiff, CF23 9NX
B
LLAN HEALTHCARE, WELLBEING HUB @ MAELFA, ROUND WOOD, LLANEDEYRN, CARDIFF, CF23 9PF
Welsh establishment
Bryn Celyn, Pentwyn, Cardiff, CF23 7ED
Welsh establishment
Circle Way East, Llanedyern, Cardiff, CF23 9PD
Welsh establishment
Pennsylvania, Llanedeyrn, Cardiff, CF23 9LS
Welsh establishment
Bryn Celyn, Pentwyn, Cardiff, Cardiff (Caerdydd), CF23 7EH
B
PONTPRENNAU MEDICAL CENTR, PENTWYN DRIVE, CARDIFF, CF23 7SD
Welsh establishment
Glyn Coed Road, Pentwyn, Cardiff, CF23 7DW
Welsh establishment
Bryn Celyn, Pentwyn, Cardiff, Cardiff (Caerdydd), CF23 7ES
Welsh establishment
Wellwood, Llanedeyrn, Cardiff, CF23 9JN
Welsh establishment
Bryn Heulog, Pentwyn, Cardiff, CF23 7JB
Welsh establishment
Bryn Heulog, Pentwyn, Cardiff, CF23 7XG
Companies House records whose registered-office address uses this exact postcode.
Private Limited Company
Incorporated 21 September 2025
43390 - Other building completion and finishing
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Cardiff 017B includes CF23 9NJ and other nearby postcodes.
| Crime type | Incidents |
|---|---|
| Violence and sexual offences | 14 |
| Anti-social behaviour | 7 |
| Criminal damage and arson | 2 |
| Other crime | 1 |
| Other theft | 1 |
| Possession of weapons | 1 |
Answers use the geographic scope stated with each dataset above.
CF23 9NJ is in Wales.
The Census 2021 postcode-level dataset records 63 residents at CF23 9NJ. This is an exact postcode count.
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Explore other full postcodes in the same postcode sector.