CF23 7JF maps, stats, and open data
CF23 7JF lies on Brynheulog in Pentwyn, Cardiff. CF23 7JF is located in the Pentwyn electoral ward, within the unitary authority of Cardiff and the Welsh Parliamentary constituency of Cardiff Central. The Local Health Board is Cardiff and Vale University and the police force is South Wales. This postcode has been in use since June 1999.
CF23 7JF maps
Source: OS VectorMap District (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
CF23 7JF geodata
| Easting | 320653 |
| Northing | 181276 |
| Latitude | 51.524802 |
| Longitude | -3.145125 |
Where is CF23 7JF?
| Street | Brynheulog |
| Locality | Pentwyn |
| Town/City | Cardiff |
| Country | Wales |
| Postcode District | CF23 |
CF23 7JF Elevation
Elevation or altitude of CF23 7JF as distance above sea level:
| Metres | Feet | |
|---|---|---|
| Elevation | 30m | 98ft |
Elevation is measured from the approximate centre of the postcode, to the nearest point on an OS contour line from OS Terrain 50, which has contour spacing of ten vertical metres.
➜ How high above sea level am I? Find the elevation of your current position using your device's GPS.
Politics
| Ward | Pentwyn |
|---|---|
| Constituency | Cardiff Central |
House Prices
Sales of detached houses in CF23 7JF
2025 22 OCT £280,000 |
2022 22 JUL £256,500 |
2019 23 OCT £198,000 |
2016 8 APR £185,000 |
2012 8 NOV £166,500 |
186, BRYNHEULOG, PENTWYN, CARDIFF, CF23 7JF 2010 29 JAN £174,995 |
2009 5 JUN £174,995 |
218, BRYNHEULOG, PENTWYN, CARDIFF, CF23 7JF 2008 10 OCT £174,995 |
2008 28 AUG £173,700 |
225, BRYNHEULOG, PENTWYN, CARDIFF, CF23 7JF 2008 7 JAN £170,000 |
Licence: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.
Transport
Nearest bus stops to CF23 7JF
| Health Centre (Brynheulog) | Pentwyn | 56m |
| Brynheulog | Pentwyn | 82m |
| Grand Slam (Pentwyn Drive) | Pentwyn | 102m |
| Grand Slam (Pentwyn Drive) | Pentwyn | 115m |
| St Bernardettes (Brynheulog) | Pentwyn | 260m |
Nearest railway stations to CF23 7JF
| Heath High Level Station | 2.7km |
| Llanishen Station | 2.7km |
| Heath Low Level Station | 2.8km |
Broadband
Broadband access in CF23 7JF (2020 data)
| Percentage of properties with Next Generation Access | 100.0% |
| Percentage of properties with Superfast Broadband | 100.0% |
| Percentage of properties with Ultrafast Broadband | 63.5% |
| Percentage of properties with Full Fibre Broadband | 0.0% |
Superfast Broadband is between 30Mbps and 300Mbps
Ultrafast Broadband is > 300Mbps
Broadband speed in CF23 7JF (2019 data)
Download
| Median download speed | 39.1Mbps |
| Average download speed | 42.8Mbps |
| Maximum download speed | 200.00Mbps |
Upload
| Median upload speed | 8.8Mbps |
| Average upload speed | 6.8Mbps |
| Maximum upload speed | 17.96Mbps |
Broadband limitations in CF23 7JF (2020 data)
| Percentage of properties unable to receive 2Mbps | 0.0% |
| Percentage of properties unable to receive 5Mbps | 0.0% |
| Percentage of properties unable to receive 10Mbps | 0.0% |
| Percentage of properties unable to receive 30Mbps | 0.0% |
CF23 7JF gas and electricity consumption
Estimated total energy consumption in CF23 7JF by fuel type, 2015.
Gas
| Consumption (kWh) | 639,194 |
|---|---|
| Meter count | 74 |
| Mean (kWh/meter) | 8,638 |
| Median (kWh/meter) | 8,423 |
Electricity
| Consumption (kWh) | 210,563 |
|---|---|
| Meter count | 70 |
| Mean (kWh/meter) | 3,008 |
| Median (kWh/meter) | 2,498 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in CF23 7JF, for 2015.
- Meter count: The total number of meters in CF23 7JF.
- Mean: The mean average consumption per meter, in kWh.
- Median: The median average consumption per meter, in kWh.
Source: Postcode level electricity estimates: 2015 (experimental)
Licence: Open Government Licence
Deprivation
69.9% of Welsh postcodes are less deprived than CF23 7JF:Food Standards Agency
Three nearest food hygiene ratings to CF23 7JF (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to CF23 7JF
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Bryn Celyn | 17:30 | 11:30 | 379m |
| Llandennis Avennue | 17:30 | 12:30 | 738m |
| Coed Y Gores | 17:30 | 11:45 | 849m |
CF23 7JF ITL and CF23 7JF LAU
The below table lists the International Territorial Level (ITL) codes (formerly Nomenclature of Territorial Units for Statistics (NUTS) codes) and Local Administrative Units (LAU) codes for CF23 7JF:
| ITL 1 Code | Name |
|---|---|
| TLL | Wales |
| ITL 2 Code | Name |
| TLL2 | East Wales |
| ITL 3 Code | Name |
| TLL22 | Cardiff and Vale of Glamorgan |
| LAU 1 Code | Name |
| W06000015 | Cardiff |
CF23 7JF census areas
The below table lists the Census Output Area (OA), Lower Layer Super Output Area (LSOA), and Middle Layer Super Output Area (MSOA) for CF23 7JF:
| Code | Name | |
|---|---|---|
| OA | W00009337 | |
| LSOA | W01001816 | Cardiff 009B |
| MSOA | W02000375 | Cardiff 009 |
Nearest postcodes to CF23 7JF
| CF23 7JD | Brynheulog | 48m |
| CF23 7SD | Pentwyn Drive | 84m |
| CF23 7JP | Bryn Haidd | 125m |
| CF23 7JE | Brynheulog | 136m |
| CF23 7JN | Bryn Haidd | 138m |
| CF23 7EB | Heddfaen North | 142m |
| CF23 7JA | Brynheulog | 170m |
| CF23 7JB | Brynheulog | 174m |
| CF23 7BA | Waun Fach | 192m |
| CF23 7EA | Heddfan South | 214m |
- Contains OS data © Crown copyright and database right (2026)
- Contains Royal Mail data © Royal Mail copyright and Database right (2026)
- Contains National Statistics data © Crown copyright and database right (2026)
- Data produced by Land Registry © Crown copyright (2026)
- Contains Environment Agency data licensed under the Open Government Licence v3.0
- Everything else © GetTheData Publishing Limited (2026)
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