CF23 8NU maps, stats, and open data
CF23 8NU lies on Lascelles Drive in Pontprennau, Cardiff. CF23 8NU is located in the Pontprennau and Old St Mellons electoral ward, within the unitary authority of Cardiff and the Welsh Parliamentary constituency of Cardiff North. 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 8NU maps
Source: OS VectorMap District (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
CF23 8NU geodata
| Easting | 321669 |
| Northing | 182312 |
| Latitude | 51.534257 |
| Longitude | -3.130705 |
Where is CF23 8NU?
| Street | Lascelles Drive |
| Locality | Pontprennau |
| Town/City | Cardiff |
| Country | Wales |
| Postcode District | CF23 |
CF23 8NU Elevation
Elevation or altitude of CF23 8NU as distance above sea level:
| Metres | Feet | |
|---|---|---|
| Elevation | 50m | 164ft |
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 | Pontprennau And Old St Mellons |
|---|---|
| Constituency | Cardiff North |
House Prices
Sales of detached houses in CF23 8NU
2022 29 APR £450,000 |
15, LASCELLES DRIVE, PONTPRENNAU, CARDIFF, CF23 8NU 2017 29 SEP £220,000 |
15, LASCELLES DRIVE, PONTPRENNAU, CARDIFF, CF23 8NU 2017 29 SEP £220,000 |
2016 20 MAY £320,000 |
2016 24 MAR £265,000 |
2015 14 AUG £305,000 |
2014 27 JUN £225,000 |
2013 1 NOV £280,000 |
15, LASCELLES DRIVE, PONTPRENNAU, CARDIFF, CF23 8NU 2012 10 AUG £177,500 |
2006 17 JUL £250,000 |
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 8NU
| Asda (Heol Pontprennau) | Pontprennau | 69m |
| Asda (Heol Pontprennau) | Pontprennau | 125m |
| Heol Pontprennau | Pontprennau | 157m |
| Heol Pontprennau | Pontprennau | 196m |
| Hollington Drive (Clonakilty Way) | Pontprennau | 274m |
Nearest railway stations to CF23 8NU
| Llanishen Station | 3.6km |
| Lisvane & Thornhill Station | 4km |
| Heath High Level Station | 4km |
Broadband
Broadband access in CF23 8NU (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 | 0.0% |
Superfast Broadband is between 30Mbps and 300Mbps
Ultrafast Broadband is > 300Mbps
Broadband speed in CF23 8NU (2019 data)
Download
| Median download speed | 44.7Mbps |
| Average download speed | 65.3Mbps |
| Maximum download speed | 200.00Mbps |
Upload
| Median upload speed | 9.9Mbps |
| Average upload speed | 8.4Mbps |
| Maximum upload speed | 20.00Mbps |
Broadband limitations in CF23 8NU (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 8NU gas and electricity consumption
Estimated total energy consumption in CF23 8NU by fuel type, 2015.
Gas
| Consumption (kWh) | 336,237 |
|---|---|
| Meter count | 38 |
| Mean (kWh/meter) | 8,848 |
| Median (kWh/meter) | 8,027 |
Electricity
| Consumption (kWh) | 92,971 |
|---|---|
| Meter count | 36 |
| Mean (kWh/meter) | 2,583 |
| Median (kWh/meter) | 2,193 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in CF23 8NU, for 2015.
- Meter count: The total number of meters in CF23 8NU.
- 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
6.3% of Welsh postcodes are less deprived than CF23 8NU:Food Standards Agency
Three nearest food hygiene ratings to CF23 8NU (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to CF23 8NU
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Ball Road | 17:15 | 11:00 | 1,205m |
| Llandennis Avennue | 17:30 | 12:30 | 1,590m |
| Coed Y Gores | 17:30 | 11:45 | 1,601m |
CF23 8NU ITL and CF23 8NU 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 8NU:
| 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 8NU 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 8NU:
| Code | Name | |
|---|---|---|
| OA | W00009493 | |
| LSOA | W01001842 | Cardiff 003B |
| MSOA | W02000369 | Cardiff 003 |
Nearest postcodes to CF23 8NU
| CF23 8NZ | Lascelles Drive | 110m |
| CF23 8NS | Burwell Close | 111m |
| CF23 8NR | Foxberry Close | 138m |
| CF23 8PF | Liddell Close | 140m |
| CF23 8NJ | Heol Camddwr | 155m |
| CF23 8NT | Cressfield Drive | 178m |
| CF23 8PD | Jaycroft Close | 180m |
| CF23 8PP | Grangewood Close | 182m |
| CF23 8PE | Shields Close | 185m |
| CF23 8PH | Idencroft Close | 193m |
- 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)
GetTheData.com is owned and operated by GetTheData Publishing Limited.
Company Number: 11075184 · Registered in England and Wales.
Registered Office: 3rd Floor, 86-90 Paul Street, London, England, EC2A 4NE
By accessing our site you agree to us using cookies, and sharing information about your use of our site, in accordance with our privacy policy.