Find CF3 4DU 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 67 residents and 21 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 4DU |
| Postcode without spaces | CF34DU |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | June 1999 |
| Directory version | 2026-06 |
| Latitude | 51.5139500 |
| Longitude | -3.1256870 |
| British National Grid | 321,983 E, 180,048 N |
| Country | Wales |
| Output Area (2021) | W00009310 |
| LSOA (2021) | W01001803 |
| MSOA (2021) | W02000381 |
| Electoral ward | W05001285 |
| 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 | 67 |
| Households | 21 |
| Female residents | 41 |
| Male residents | 26 |
| Residents per household | 3.2 |
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 |
|---|---|---|---|---|
| 8 Sep 2020 | 19, WATCHET CLOSE, LLANRUMNEY, CARDIFF | Semi-detached | Freehold | £220,000 |
| 20 Mar 2020 | 16, WATCHET CLOSE, LLANRUMNEY, CARDIFF | Semi-detached | Freehold | £185,000 |
Open schools and active GP practices in the CF3 postcode district, ordered by straight-line distance where coordinates are available.
Welsh establishment
Blagdon Close, Llanrumney, Cardiff, CF3 4HF
Welsh establishment
Eastern Community Campus, Trowbridge Road, Trowbridge, Cardiff, CF3 1XZ
Welsh establishment
Llanstephan Road, Rumney, Cardiff, CF3 3JG
B
BARMOUTH ROAD, RUMNEY, CARDIFF, CF3 3LG
Welsh establishment
Newport Road, Rumney, Cardiff, CF3 1XQ
Welsh establishment
Ridgeway Road, Llanrumney, Cardiff, CF3 4AB
Welsh establishment
Barmouth Road, Rumney, Cardiff (Caerdydd), CF3 3HD
Welsh establishment
Brynbala Way, Trowbridge, Cardiff (Caerdydd), CF3 1SX
Welsh establishment
Dunster Road, Llanrumney, Cardiff, CF3 5TP
Welsh establishment
Glan-Y-Mor Road, Trowbridge, Cardiff, CF3 1RQ
Welsh establishment
Browning Close, Llanrumney, Cardiff, CF3 5NJ
Welsh establishment
Shaw Close, Llanrumney, Cardiff, CF3 5NX
Companies House records whose registered-office address uses this exact postcode.
Private Limited Company
Incorporated 17 May 2022
64203 - Activities of construction holding companies
Private Limited Company
Incorporated 1 February 2022
68209 - Other letting and operating of own or leased real estate
Private Limited Company
Incorporated 12 February 2020
43999 - Other specialised construction activities n.e.c.
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Cardiff 015A includes CF3 4DU and other nearby postcodes.
| Crime type | Incidents |
|---|---|
| Violence and sexual offences | 8 |
| Anti-social behaviour | 2 |
| Possession of weapons | 2 |
| Burglary | 1 |
| Drugs | 1 |
| Public order | 1 |
| Vehicle crime | 1 |
Answers use the geographic scope stated with each dataset above.
CF3 4DU is in Wales.
The Census 2021 postcode-level dataset records 67 residents at CF3 4DU. This is an exact postcode count.
Yes. The sold-price records shown on this page are Land Registry transactions matched to the full CF3 4DU postcode.
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Explore other full postcodes in the same postcode sector.