Explore CF3 0NU in Wales through its map and available local datasets. The outline is an approximate boundary derived from address locations, while the information below distinguishes full-postcode records from statistics covering surrounding official areas. Census 2021 records 77 residents and 32 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 0NU |
| Postcode without spaces | CF30NU |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | December 1997 |
| Directory version | 2026-06 |
| Latitude | 51.5188800 |
| Longitude | -3.0926140 |
| British National Grid | 324,286 E, 180,562 N |
| Country | Wales |
| Output Area (2021) | W00010558 |
| LSOA (2021) | W01001882 |
| MSOA (2021) | W02000377 |
| 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 | 77 |
| Households | 32 |
| Female residents | 40 |
| Male residents | 37 |
| 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 Feb 2026 | 14, HARRISON DRIVE, ST MELLONS, CARDIFF | Terraced | Freehold | £225,000 |
| 19 Mar 2024 | 30, HARRISON DRIVE, ST MELLONS, CARDIFF | Terraced | Freehold | £210,000 |
| 25 Feb 2022 | 38, HARRISON DRIVE, ST MELLONS, CARDIFF | Terraced | Freehold | £180,000 |
| 12 Nov 2021 | 12, HARRISON DRIVE, ST MELLONS, CARDIFF | Semi-detached | Freehold | £232,000 |
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
Sandbrook Road, Trowbridge, Cardiff, CF3 0ST
B
5 STRATHY ROAD, ST. MELLONS, CARDIFF, CF3 0SH
B
CRICKHOWELL ROAD, ST MELLONS, CARDIFF, CF3 0EF
Welsh establishment
Cemaes Crescent, Trowbridge, Cardiff, CF3 1TA
Welsh establishment
Willowbrook Drive, Trowbridge, Cardiff, CF3 0AY
Welsh establishment
Ferntree Drive, Trowbridge, Cardiff, CF3 0AA
Welsh establishment
Glan-Y-Mor Road, Trowbridge, Cardiff, CF3 1RQ
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 011C includes CF3 0NU and other nearby postcodes.
| Crime type | Incidents |
|---|---|
| Other crime | 2 |
| Anti-social behaviour | 1 |
| Burglary | 1 |
| Criminal damage and arson | 1 |
| Public order | 1 |
| Violence and sexual offences | 1 |
Answers use the geographic scope stated with each dataset above.
CF3 0NU is in Wales.
The Census 2021 postcode-level dataset records 77 residents at CF3 0NU. This is an exact postcode count.
Yes. The sold-price records shown on this page are Land Registry transactions matched to the full CF3 0NU postcode.
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Explore other full postcodes in the same postcode sector.