Use this guide to understand CF15 8BY 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 47 residents and 20 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 | CF15 8BY |
| Postcode without spaces | CF158BY |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | June 1999 |
| Directory version | 2026-06 |
| Latitude | 51.5199600 |
| Longitude | -3.2595030 |
| British National Grid | 312,709 E, 180,868 N |
| Country | Wales |
| Output Area (2021) | W00009507 |
| LSOA (2021) | W01001847 |
| MSOA (2021) | W02000372 |
| Electoral ward | W05001291 |
| Westminster constituency | W07000092 |
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 | 47 |
| Households | 20 |
| Female residents | 25 |
| Male residents | 22 |
| 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 |
|---|---|---|---|---|
| 19 Sep 2025 | 36, WINDSOR AVENUE, RADYR, CARDIFF | Semi-detached | Freehold | £630,000 |
| 29 May 2024 | 28, WINDSOR AVENUE, RADYR, CARDIFF | Semi-detached | Freehold | £462,000 |
| 29 Jun 2023 | 62, WINDSOR AVENUE, RADYR, CARDIFF | Detached | Freehold | £565,000 |
| 16 Jun 2023 | 66, WINDSOR AVENUE, RADYR, CARDIFF | Flat or maisonette | Leasehold | £245,000 |
| 10 Jan 2023 | 52, WINDSOR AVENUE, RADYR, CARDIFF | Detached | Freehold | £540,000 |
| 4 Jul 2022 | 26, WINDSOR AVENUE, RADYR, CARDIFF | Semi-detached | Freehold | £507,500 |
| 30 Sep 2021 | 62, WINDSOR AVENUE, RADYR, CARDIFF | Detached | Freehold | £525,000 |
| 29 Jun 2021 | 60, WINDSOR AVENUE, RADYR, CARDIFF | Detached | Freehold | £575,000 |
Open schools and active GP practices in the CF15 postcode district, ordered by straight-line distance where coordinates are available.
Welsh establishment
Cae'r Graig, Radyr, Cardiff, CF15 8RD
Welsh establishment
Park Road, Radyr, Cardiff, CF15 8DF
B
RECTORY CLOSE, RADYR, CARDIFF, CF15 8EW
Welsh establishment
Merthyr Road, Tongwynlais, Cardiff, CF15 7LF
Welsh establishment
Heol Isaf, Radyr, Cardiff, CF15 8XG
B
TAFFS WELL MEDICAL CENTRE, CARDIFF ROAD, TAFFS WELL, CARDIFF, CF15 7YG
Welsh establishment
Main Road, Gwaelod-Y-Garth, Cardiff, CF15 9HJ
Welsh establishment
Heol Y Parc, Pentyrch, Cardiff, CF15 9NB
Welsh establishment
Bronllwyn, Pentyrch, Cardiff, CF15 9QL
Welsh establishment
Cardiff Road, Taffs Well, Cardiff, Rhondda, Cynon, Taff, CF15 7PR
Welsh establishment
Tregarth Court, Creigiau, Cardiff, CF15 9NN
Companies House records whose registered-office address uses this exact postcode.
Private Limited Company
Incorporated 25 July 2025
68209 - Other letting and operating of own or leased real estate
Private Limited Company
Incorporated 10 June 2025
68100 - Buying and selling of own real estate
Private Limited Company
Incorporated 11 April 2025
68209 - Other letting and operating of own or leased real estate
Private Limited Company
Incorporated 16 May 2023
68209 - Other letting and operating of own or leased real estate
Private Limited Company
Incorporated 24 March 2020
62012 - Business and domestic software development
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Cardiff 006D includes CF15 8BY and other nearby postcodes.
| Crime type | Incidents |
|---|---|
| Violence and sexual offences | 1 |
Answers use the geographic scope stated with each dataset above.
CF15 8BY is in Wales.
The Census 2021 postcode-level dataset records 47 residents at CF15 8BY. This is an exact postcode count.
Yes. The sold-price records shown on this page are Land Registry transactions matched to the full CF15 8BY postcode.
Vector Maps supplies editable UK postcode area, district and sector map files. For a vector or printed map focused on the full CF15 8BY postcode and its approximate address-derived outline, request a custom map.
Explore other full postcodes in the same postcode sector.