Find CF3 0DQ 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 63 residents and 39 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 0DQ |
| Postcode without spaces | CF30DQ |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | January 1983 |
| Directory version | 2026-06 |
| Latitude | 51.5300400 |
| Longitude | -3.0974080 |
| British National Grid | 323,972 E, 181,808 N |
| Country | Wales |
| Output Area (2021) | W00009684 |
| LSOA (2021) | W01001878 |
| 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 | 63 |
| Households | 39 |
| Female residents | 29 |
| Male residents | 34 |
| Residents per household | 1.6 |
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 |
|---|---|---|---|---|
| 16 Sep 2025 | 44, HERITAGE PARK, ST MELLONS, CARDIFF | Detached | Freehold | £321,000 |
| 5 Sep 2025 | 77, HERITAGE PARK, ST MELLONS, CARDIFF | Terraced | Freehold | £170,000 |
| 4 Apr 2025 | 71, HERITAGE PARK, ST MELLONS, CARDIFF | Terraced | Freehold | £160,000 |
| 20 Sep 2024 | 60, HERITAGE PARK, ST MELLONS, CARDIFF | Terraced | Freehold | £160,000 |
| 20 Dec 2023 | 80, HERITAGE PARK, ST MELLONS, CARDIFF | Terraced | Freehold | £150,000 |
| 29 Sep 2023 | 54, HERITAGE PARK, ST MELLONS, CARDIFF | Terraced | Freehold | £183,000 |
| 12 May 2023 | 52, HERITAGE PARK, ST MELLONS, CARDIFF | Semi-detached | Freehold | £245,000 |
| 6 Mar 2023 | 63, HERITAGE PARK, ST MELLONS, CARDIFF | Terraced | Freehold | £153,000 |
| 26 Aug 2022 | 59, HERITAGE PARK, ST MELLONS, CARDIFF | Semi-detached | Freehold | £155,500 |
| 6 Jul 2022 | 51, HERITAGE PARK, ST MELLONS, CARDIFF | Semi-detached | Freehold | £245,000 |
| 21 Apr 2022 | 46, HERITAGE PARK, ST MELLONS, CARDIFF | Semi-detached | Freehold | £255,000 |
| 26 Nov 2021 | 77, HERITAGE PARK, ST MELLONS, CARDIFF | Terraced | Freehold | £135,000 |
Open schools and active GP practices in the CF3 postcode district, ordered by straight-line distance where coordinates are available.
Welsh establishment
Willowbrook Drive, Trowbridge, Cardiff, CF3 0AY
B
CRICKHOWELL ROAD, ST MELLONS, CARDIFF, CF3 0EF
B
5 STRATHY ROAD, ST. MELLONS, CARDIFF, CF3 0SH
Welsh establishment
Newport Road, College Green, Old St Mellon's, Cardiff, CF3 5YX
Welsh establishment
Ferntree Drive, Trowbridge, Cardiff, CF3 0AA
Welsh establishment
Sandbrook Road, Trowbridge, Cardiff, CF3 0ST
Welsh establishment
Heol Maes Eirwg, Trowbridge, Cardiff, CF3 0JZ
Welsh establishment
Dunster Road, Llanrumney, Cardiff, CF3 5TP
Welsh establishment
Bridge Road, Old St Mellons, Cardiff, CF3 6UY
Welsh establishment
Glan-Y-Mor Road, Trowbridge, Cardiff, CF3 1RQ
Welsh establishment
Marshfield Road, Castleton, Newport, CF3 2UW
Welsh establishment
Cemaes Crescent, Trowbridge, Cardiff, CF3 1TA
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Cardiff 011B includes CF3 0DQ and other nearby postcodes.
| Crime type | Incidents |
|---|---|
| Anti-social behaviour | 3 |
| Vehicle crime | 3 |
| Violence and sexual offences | 3 |
| Possession of weapons | 1 |
| Public order | 1 |
| Shoplifting | 1 |
Answers use the geographic scope stated with each dataset above.
CF3 0DQ is in Wales.
The Census 2021 postcode-level dataset records 63 residents at CF3 0DQ. This is an exact postcode count.
Yes. The sold-price records shown on this page are Land Registry transactions matched to the full CF3 0DQ postcode.
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Explore other full postcodes in the same postcode sector.