Find CF3 3AS 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 29 residents and 11 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 3AS |
| Postcode without spaces | CF33AS |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | June 1999 |
| Directory version | 2026-06 |
| Latitude | 51.5026300 |
| Longitude | -3.1301470 |
| British National Grid | 321,654 E, 178,794 N |
| Country | Wales |
| Output Area (2021) | W00009611 |
| LSOA (2021) | W01001865 |
| MSOA (2021) | W02000388 |
| Electoral ward | W05001294 |
| 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 | 29 |
| Households | 11 |
| Female residents | 16 |
| Male residents | 13 |
| Residents per household | 2.6 |
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 |
|---|---|---|---|---|
| 19 Dec 2025 | 6, BRACHDY LANE, RUMNEY, CARDIFF | Semi-detached | Freehold | £280,000 |
| 24 Jan 2025 | 18, BRACHDY LANE, RUMNEY, CARDIFF | Semi-detached | Freehold | £209,000 |
| 7 Jun 2024 | 12, BRACHDY LANE, RUMNEY, CARDIFF | Semi-detached | Freehold | £287,500 |
| 21 May 2024 | 6, BRACHDY LANE, RUMNEY, CARDIFF | Semi-detached | Freehold | £250,000 |
| 28 Jul 2023 | 6, BRACHDY LANE, RUMNEY, CARDIFF | Semi-detached | Freehold | £265,000 |
| 1 Oct 2020 | 4, BRACHDY LANE, RUMNEY, CARDIFF | Semi-detached | Freehold | £226,000 |
| 3 Apr 2020 | 10, BRACHDY LANE, RUMNEY, CARDIFF | Semi-detached | Freehold | £210,000 |
Open schools and active GP practices in the CF3 postcode district, ordered by straight-line distance where coordinates are available.
Welsh establishment
Barmouth Road, Rumney, Cardiff (Caerdydd), CF3 3HD
B
BARMOUTH ROAD, RUMNEY, CARDIFF, CF3 3LG
Welsh establishment
Llanstephan Road, Rumney, Cardiff, CF3 3JG
Welsh establishment
Ridgeway Road, Llanrumney, Cardiff, CF3 4AB
Welsh establishment
Blagdon Close, Llanrumney, Cardiff, CF3 4HF
Welsh establishment
Eastern Community Campus, Trowbridge Road, Trowbridge, Cardiff, CF3 1XZ
Welsh establishment
Newport Road, Rumney, Cardiff, CF3 1XQ
Welsh establishment
Brynbala Way, Trowbridge, Cardiff (Caerdydd), CF3 1SX
Welsh establishment
Cemaes Crescent, Trowbridge, Cardiff, CF3 1TA
Welsh establishment
Glan-Y-Mor Road, Trowbridge, Cardiff, CF3 1RQ
Welsh establishment
Dunster Road, Llanrumney, Cardiff, CF3 5TP
Welsh establishment
Browning Close, Llanrumney, Cardiff, CF3 5NJ
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Cardiff 022C includes CF3 3AS and other nearby postcodes.
| Crime type | Incidents |
|---|---|
| Shoplifting | 4 |
| Anti-social behaviour | 2 |
| Public order | 2 |
| Other theft | 1 |
Answers use the geographic scope stated with each dataset above.
CF3 3AS is in Wales.
The Census 2021 postcode-level dataset records 29 residents at CF3 3AS. This is an exact postcode count.
Yes. The sold-price records shown on this page are Land Registry transactions matched to the full CF3 3AS postcode.
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Explore other full postcodes in the same postcode sector.