CF23 5LL maps, stats, and open data
CF23 5LL lies on Arnside Road in Cardiff. CF23 5LL is located in the Penylan 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 5LL maps
Source: OS VectorMap District (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
CF23 5LL geodata
| Easting | 319088 |
| Northing | 178931 |
| Latitude | 51.503499 |
| Longitude | -3.167130 |
Where is CF23 5LL?
| Street | Arnside Road |
| Town/City | Cardiff |
| Country | Wales |
| Postcode District | CF23 |
CF23 5LL Elevation
Elevation or altitude of CF23 5LL as distance above sea level:
| Metres | Feet | |
|---|---|---|
| Elevation | 40m | 131ft |
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 | Penylan |
|---|---|
| Constituency | Cardiff Central |
House Prices
Sales of detached houses in CF23 5LL
6, ARNSIDE ROAD, CARDIFF, CF23 5LL 2014 31 JAN £285,000 |
2014 15 JAN £285,000 |
2011 14 NOV £313,500 |
3, ARNSIDE ROAD, CARDIFF, CF23 5LL 2006 26 MAY £315,000 |
5, ARNSIDE ROAD, CARDIFF, CF23 5LL 2006 12 APR £275,000 |
2006 24 MAR £320,000 |
2005 23 SEP £265,000 |
1, ARNSIDE ROAD, CARDIFF, CF23 5LL 2005 29 JUL £375,000 |
4, ARNSIDE ROAD, CARDIFF, CF23 5LL 2004 22 JUL £279,950 |
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 5LL
| Birchwood Road | Cardiff | 82m |
| Birchwood Road | Cardiff | 90m |
| Dorchester Court (Brandreth Road) | Cardiff | 97m |
| Penylan Synagogue (Brandreth Road) | Cardiff | 97m |
| Brandreth Rd (Brandreth Road) | Cardiff | 132m |
Nearest railway stations to CF23 5LL
| Heath Low Level Station | 1.7km |
| Heath High Level Station | 1.8km |
| Cathays Station | 1.8km |
Broadband
Broadband access in CF23 5LL (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 | 100.0% |
| Percentage of properties with Full Fibre Broadband | 100.0% |
Superfast Broadband is between 30Mbps and 300Mbps
Ultrafast Broadband is > 300Mbps
Broadband speed in CF23 5LL (2019 data)
Download
| Median download speed | 62.9Mbps |
| Average download speed | 54.8Mbps |
| Maximum download speed | 79.74Mbps |
Upload
| Median upload speed | 19.5Mbps |
| Average upload speed | 16.2Mbps |
| Maximum upload speed | 20.00Mbps |
Broadband limitations in CF23 5LL (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 5LL gas and electricity consumption
Estimated total energy consumption in CF23 5LL by fuel type, 2015.
Gas
| Consumption (kWh) | 182,770 |
|---|---|
| Meter count | 11 |
| Mean (kWh/meter) | 16,615 |
| Median (kWh/meter) | 17,119 |
Electricity
| Consumption (kWh) | 58,935 |
|---|---|
| Meter count | 11 |
| Mean (kWh/meter) | 5,358 |
| Median (kWh/meter) | 4,504 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in CF23 5LL, for 2015.
- Meter count: The total number of meters in CF23 5LL.
- 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
10.9% of Welsh postcodes are less deprived than CF23 5LL:Food Standards Agency
Three nearest food hygiene ratings to CF23 5LL (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to CF23 5LL
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Ael Y Bryn | 17:30 | 11:45 | 457m |
| Lake Road West | 595m | ||
| Keswick Avenue | 17:30 | 12:15 | 698m |
CF23 5LL ITL and CF23 5LL 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 5LL:
| 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 5LL 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 5LL:
| Code | Name | |
|---|---|---|
| OA | W00010229 | |
| LSOA | W01001821 | Cardiff 024A |
| MSOA | W02000390 | Cardiff 024 |
Nearest postcodes to CF23 5LL
| CF23 5LQ | Borrowdale Close | 56m |
| CF23 5NJ | Brandreth Gardens | 66m |
| CF23 5LN | Egremont Road | 104m |
| CF23 5LW | Brandreth Road | 112m |
| CF23 5LU | Brandreth Road | 115m |
| CF23 5NY | Wasdale Close | 116m |
| CF23 5LR | Deepdale Close | 128m |
| CF23 5LT | Brandreth Road | 129m |
| CF23 5LP | Egremont Road | 138m |
| CF23 5JF | Ty Gwyn Road | 138m |
- 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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