Use this guide to understand CF3 0QB in Wales. Start with the interactive location and approximate postcode outline, then browse the available facts and local-area indicators. Labels show which figures relate to the exact postcode and which cover a larger geography. Census 2021 records 181 residents and 62 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 0QB |
| Postcode without spaces | CF30QB |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | April 2005 |
| Directory version | 2026-06 |
| Latitude | 51.5153200 |
| Longitude | -3.1009740 |
| British National Grid | 323,700 E, 180,174 N |
| Country | Wales |
| Output Area (2021) | W00010207 |
| LSOA (2021) | W01001885 |
| 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 | 181 |
| Households | 62 |
| Female residents | 84 |
| Male residents | 97 |
| Residents per household | 2.9 |
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 Feb 2026 | 3, SPENCER DAVID WAY, ST MELLONS, CARDIFF | Flat or maisonette | Leasehold | £155,000 |
| 22 Aug 2025 | 31, SPENCER DAVID WAY, ST MELLONS, CARDIFF | Flat or maisonette | Leasehold | £143,000 |
| 25 Jul 2025 | 11, SPENCER DAVID WAY, ST MELLONS, CARDIFF | Flat or maisonette | Leasehold | £145,000 |
| 10 Jan 2025 | 43, SPENCER DAVID WAY, ST MELLONS, CARDIFF | Detached | Freehold | £315,000 |
| 5 Dec 2024 | 32, SPENCER DAVID WAY, ST MELLONS, CARDIFF | Detached | Freehold | £330,000 |
| 12 Sep 2024 | 16, SPENCER DAVID WAY, ST MELLONS, CARDIFF | Detached | Freehold | £337,000 |
| 3 May 2024 | 7, SPENCER DAVID WAY, ST MELLONS, CARDIFF | Flat or maisonette | Leasehold | £135,000 |
| 22 Mar 2024 | 27, SPENCER DAVID WAY, ST MELLONS, CARDIFF | Flat or maisonette | Leasehold | £135,000 |
| 27 Oct 2023 | 17, SPENCER DAVID WAY, ST MELLONS, CARDIFF | Flat or maisonette | Leasehold | £137,500 |
| 16 Oct 2023 | 30, SPENCER DAVID WAY, ST MELLONS, CARDIFF | Detached | Freehold | £275,000 |
| 27 Sep 2023 | 29, SPENCER DAVID WAY, ST MELLONS, CARDIFF | Flat or maisonette | Leasehold | £125,000 |
| 7 Sep 2023 | 9, SPENCER DAVID WAY, ST MELLONS, CARDIFF | Flat or maisonette | Leasehold | £123,000 |
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
Cemaes Crescent, Trowbridge, Cardiff, CF3 1TA
Welsh establishment
Brynbala Way, Trowbridge, Cardiff (Caerdydd), CF3 1SX
Welsh establishment
Glan-Y-Mor Road, Trowbridge, Cardiff, CF3 1RQ
Welsh establishment
Newport Road, Rumney, Cardiff, CF3 1XQ
B
CRICKHOWELL ROAD, ST MELLONS, CARDIFF, CF3 0EF
Welsh establishment
Ferntree Drive, Trowbridge, Cardiff, CF3 0AA
Welsh establishment
Sandbrook Road, Trowbridge, Cardiff, CF3 0ST
B
5 STRATHY ROAD, ST. MELLONS, CARDIFF, CF3 0SH
Welsh establishment
Eastern Community Campus, Trowbridge Road, Trowbridge, Cardiff, CF3 1XZ
Welsh establishment
Willowbrook Drive, Trowbridge, Cardiff, CF3 0AY
Welsh establishment
Dunster Road, Llanrumney, Cardiff, CF3 5TP
Companies House records whose registered-office address uses this exact postcode.
Private Limited Company
Incorporated 9 March 2026
47791 - Retail sale of antiques including antique books in stores
Private Limited Company
Incorporated 7 February 2024
41202 - Construction of domestic buildings
Private Limited Company
Incorporated 4 September 2023
49320 - Taxi operation
Private Limited Company
Incorporated 15 May 2023
69201 - Accounting and auditing activities
Private Limited Company
Incorporated 15 September 2021
45310 - Wholesale trade of motor vehicle parts and accessories
Private Limited Company
Incorporated 30 October 2014
68209 - Other letting and operating of own or leased real estate
Private Limited Company
Incorporated 17 June 2014
33190 - Repair of other equipment
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Cardiff 011D includes CF3 0QB and other nearby postcodes.
| Crime type | Incidents |
|---|---|
| Violence and sexual offences | 16 |
| Criminal damage and arson | 3 |
| Other theft | 3 |
| Public order | 3 |
| Vehicle crime | 3 |
| Anti-social behaviour | 1 |
Answers use the geographic scope stated with each dataset above.
CF3 0QB is in Wales.
The Census 2021 postcode-level dataset records 181 residents at CF3 0QB. This is an exact postcode count.
Yes. The sold-price records shown on this page are Land Registry transactions matched to the full CF3 0QB postcode.
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Explore other full postcodes in the same postcode sector.