Explore CF3 0NJ in Wales on an interactive map. See its location and approximate address-derived boundary, then review the exact-postcode facts and wider-area statistics available below. Editable vector files, printed maps and postcode colouring tools are also available. Census 2021 records 72 residents and 23 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 | CF3 0NJ |
| Postcode without spaces | CF30NJ |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | August 1992 |
| Directory version | 2026-06 |
| Latitude | 51.5190500 |
| Longitude | -3.0985420 |
| British National Grid | 323,875 E, 180,587 N |
| Country | Wales |
| Output Area (2021) | W00009672 |
| LSOA (2021) | W01001884 |
| MSOA (2021) | W02000379 |
| Electoral ward | W05001296 |
| 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 | 72 |
| Households | 23 |
| Female residents | 37 |
| Male residents | 35 |
| Residents per household | 3.1 |
A detailed vector map covering a 500 metre radius around the postcode.
Open schools and active GP practices in the CF3 postcode district, ordered by straight-line distance where coordinates are available.
Welsh establishment
Heol Maes Eirwg, Trowbridge, Cardiff, CF3 0JZ
Welsh establishment
Cemaes Crescent, Trowbridge, Cardiff, CF3 1TA
Welsh establishment
Sandbrook Road, Trowbridge, Cardiff, CF3 0ST
B
CRICKHOWELL ROAD, ST MELLONS, CARDIFF, CF3 0EF
B
5 STRATHY ROAD, ST. MELLONS, CARDIFF, CF3 0SH
Welsh establishment
Glan-Y-Mor Road, Trowbridge, Cardiff, CF3 1RQ
Welsh establishment
Willowbrook Drive, Trowbridge, Cardiff, CF3 0AY
Welsh establishment
Ferntree Drive, Trowbridge, Cardiff, CF3 0AA
Welsh establishment
Brynbala Way, Trowbridge, Cardiff (Caerdydd), CF3 1SX
Welsh establishment
Newport Road, Rumney, Cardiff, CF3 1XQ
Welsh establishment
Newport Road, College Green, Old St Mellon's, Cardiff, CF3 5YX
Welsh establishment
Eastern Community Campus, Trowbridge Road, Trowbridge, Cardiff, CF3 1XZ
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Cardiff 013D includes CF3 0NJ and other nearby postcodes.
| Crime type | Incidents |
|---|---|
| Violence and sexual offences | 5 |
| Vehicle crime | 3 |
| Public order | 2 |
| Criminal damage and arson | 1 |
Answers use the geographic scope stated with each dataset above.
CF3 0NJ is in Wales.
The Census 2021 postcode-level dataset records 72 residents at CF3 0NJ. This is an exact postcode count.
Vector Maps supplies editable UK postcode area, district and sector map files. For a vector or printed map focused on the full CF3 0NJ postcode and its approximate address-derived outline, request a custom map.
Explore other full postcodes in the same postcode sector.