Explore CF3 1SX 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 74 residents and 26 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 1SX |
| Postcode without spaces | CF31SX |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | June 1999 |
| Directory version | 2026-06 |
| Latitude | 51.5145800 |
| Longitude | -3.1098620 |
| British National Grid | 323,082 E, 180,101 N |
| Country | Wales |
| Output Area (2021) | W00009714 |
| LSOA (2021) | W01001886 |
| MSOA (2021) | W02000382 |
| 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 | 74 |
| Households | 26 |
| Female residents | 44 |
| Male residents | 30 |
| Residents per household | 2.8 |
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 |
|---|---|---|---|---|
| 11 Jul 2025 | 23, BRYNBALA WAY, RUMNEY, CARDIFF | Terraced | Freehold | £190,000 |
| 24 Jan 2023 | 12, BRYNBALA WAY, RUMNEY, CARDIFF | Semi-detached | Freehold | £235,000 |
| 16 Apr 2021 | 4, BRYNBALA WAY, RUMNEY, CARDIFF | Semi-detached | Freehold | £185,000 |
| 4 Dec 2020 | 21, BRYNBALA WAY, RUMNEY, CARDIFF | Terraced | Freehold | £180,000 |
| 30 Nov 2020 | 1, BRYNBALA WAY, RUMNEY, CARDIFF | Semi-detached | Freehold | £100,000 |
Open schools and active GP practices in the CF3 postcode district, ordered by straight-line distance where coordinates are available.
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
Newport Road, Rumney, Cardiff, CF3 1XQ
Welsh establishment
Eastern Community Campus, Trowbridge Road, Trowbridge, Cardiff, CF3 1XZ
Welsh establishment
Heol Maes Eirwg, Trowbridge, Cardiff, CF3 0JZ
Welsh establishment
Llanstephan Road, Rumney, Cardiff, CF3 3JG
Welsh establishment
Ferntree Drive, Trowbridge, Cardiff, CF3 0AA
Welsh establishment
Dunster Road, Llanrumney, Cardiff, CF3 5TP
B
CRICKHOWELL ROAD, ST MELLONS, CARDIFF, CF3 0EF
B
BARMOUTH ROAD, RUMNEY, CARDIFF, CF3 3LG
Welsh establishment
Blagdon Close, Llanrumney, Cardiff, CF3 4HF
Companies House records whose registered-office address uses this exact postcode.
Private Limited Company
Incorporated 8 May 2026
62012 - Business and domestic software development
Private Limited Company
Incorporated 21 November 2023
43390 - Other building completion and finishing
Private Limited Company
Incorporated 11 March 2023
68100 - Buying and selling of own real estate
Police.uk street-level incidents recorded across the postcode's containing LSOA in May 2026.
Cardiff 016D includes CF3 1SX and other nearby postcodes.
| Crime type | Incidents |
|---|---|
| Violence and sexual offences | 5 |
| Anti-social behaviour | 3 |
| Drugs | 3 |
| Public order | 3 |
| Possession of weapons | 2 |
| Other crime | 1 |
Answers use the geographic scope stated with each dataset above.
CF3 1SX is in Wales.
The Census 2021 postcode-level dataset records 74 residents at CF3 1SX. This is an exact postcode count.
Yes. The sold-price records shown on this page are Land Registry transactions matched to the full CF3 1SX postcode.
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Explore other full postcodes in the same postcode sector.