Explore CF3 6AQ 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 138 residents and 58 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 6AQ |
| Postcode without spaces | CF36AQ |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | May 2018 |
| Directory version | 2026-06 |
| Latitude | 51.5358500 |
| Longitude | -3.1229680 |
| British National Grid | 322,209 E, 182,481 N |
| Country | Wales |
| Output Area (2021) | W00010631 |
| LSOA (2021) | W01002016 |
| MSOA (2021) | W02000369 |
| Electoral ward | W05001290 |
| Westminster constituency | W07000090 |
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 | 138 |
| Households | 58 |
| Female residents | 72 |
| Male residents | 66 |
| 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 Mar 2026 | 23, HEOL WILLIAMS, OLD ST MELLONS, CARDIFF | Terraced | Freehold | £280,000 |
| 27 Jan 2026 | 52, HEOL WILLIAMS, OLD ST MELLONS, CARDIFF | Detached | Freehold | £250,000 |
| 28 Nov 2025 | 21, HEOL WILLIAMS, OLD ST MELLONS, CARDIFF | Semi-detached | Freehold | £255,000 |
| 9 Jun 2025 | 13, HEOL WILLIAMS, OLD ST MELLONS, CARDIFF | Terraced | Freehold | £217,000 |
| 28 Mar 2025 | 8, HEOL WILLIAMS, OLD ST MELLONS, CARDIFF | Semi-detached | Freehold | £280,000 |
| 21 Mar 2025 | 31, HEOL WILLIAMS, OLD ST MELLONS, CARDIFF | Semi-detached | Freehold | £237,500 |
| 3 Feb 2025 | 37, HEOL WILLIAMS, OLD ST MELLONS, CARDIFF | Terraced | Freehold | £210,000 |
| 16 Jan 2025 | 40, HEOL WILLIAMS, OLD ST MELLONS, CARDIFF | Semi-detached | Freehold | £285,000 |
| 30 Sep 2024 | 26, HEOL WILLIAMS, OLD ST MELLONS, CARDIFF | Semi-detached | Freehold | £283,000 |
| 3 Sep 2024 | 22, HEOL WILLIAMS, OLD ST MELLONS, CARDIFF | Semi-detached | Freehold | £269,000 |
| 9 Aug 2024 | 4, HEOL WILLIAMS, OLD ST MELLONS, CARDIFF | Semi-detached | Freehold | £315,000 |
| 8 Apr 2024 | 30, HEOL WILLIAMS, OLD ST MELLONS, CARDIFF | Semi-detached | Freehold | £311,000 |
Open schools and active GP practices in the CF3 postcode district, ordered by straight-line distance where coordinates are available.
Welsh establishment
Bridge Road, Old St Mellons, Cardiff, CF3 6UY
Welsh establishment
Shaw Close, Llanrumney, Cardiff, CF3 5NX
Welsh establishment
Browning Close, Llanrumney, Cardiff, CF3 5NJ
Welsh establishment
Newport Road, College Green, Old St Mellon's, Cardiff, CF3 5YX
Welsh establishment
Dunster Road, Llanrumney, Cardiff, CF3 5TP
Welsh establishment
Ferntree Drive, Trowbridge, Cardiff, CF3 0AA
Welsh establishment
Willowbrook Drive, Trowbridge, Cardiff, CF3 0AY
B
CRICKHOWELL ROAD, ST MELLONS, CARDIFF, CF3 0EF
Welsh establishment
Blagdon Close, Llanrumney, Cardiff, CF3 4HF
Welsh establishment
Newport Road, Rumney, Cardiff, CF3 1XQ
Welsh establishment
Eastern Community Campus, Trowbridge Road, Trowbridge, Cardiff, CF3 1XZ
Welsh establishment
Glan-Y-Mor Road, Trowbridge, Cardiff, CF3 1RQ
Companies House records whose registered-office address uses this exact postcode.
Private Limited Company
Incorporated 19 May 2025
46360 - Wholesale of sugar and chocolate and sugar confectionery
Private Limited Company
Incorporated 10 September 2024
46460 - Wholesale of pharmaceutical goods
Private Limited Company
Incorporated 23 July 2024
43999 - Other specialised construction activities n.e.c.
Private Limited Company
Incorporated 22 September 2023
56290 - Other food services
Private Limited Company
Incorporated 15 June 2022
62020 - Information technology consultancy activities
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Cardiff 003E includes CF3 6AQ and other nearby postcodes.
| Crime type | Incidents |
|---|---|
| Violence and sexual offences | 7 |
| Anti-social behaviour | 3 |
| Possession of weapons | 3 |
| Burglary | 1 |
| Criminal damage and arson | 1 |
| Drugs | 1 |
| Public order | 1 |
| Shoplifting | 1 |
Answers use the geographic scope stated with each dataset above.
CF3 6AQ is in Wales.
The Census 2021 postcode-level dataset records 138 residents at CF3 6AQ. This is an exact postcode count.
Yes. The sold-price records shown on this page are Land Registry transactions matched to the full CF3 6AQ postcode.
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Explore other full postcodes in the same postcode sector.