CF23 5QJ maps, stats, and open data
CF23 5QJ lies on Crystal Avenue in Cardiff. CF23 5QJ is located in the Heath 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 5QJ geodata
| Easting | 318054 |
| Northing | 180390 |
| Latitude | 51.516465 |
| Longitude | -3.182364 |
Where is CF23 5QJ?
| Street | Crystal Avenue |
| Town/City | Cardiff |
| Country | Wales |
| Postcode District | CF23 |
CF23 5QJ Elevation
Elevation or altitude of CF23 5QJ 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 | Heath |
|---|---|
| Constituency | Cardiff North |
House Prices
Sales of detached houses in CF23 5QJ
2018 23 NOV £315,000 |
2015 17 JUL £259,500 |
2011 8 NOV £170,000 |
2007 23 FEB £237,000 |
3, CRYSTAL AVENUE, CARDIFF, CF23 5QJ 2006 20 OCT £335,000 |
3, CRYSTAL AVENUE, CARDIFF, CF23 5QJ 2002 14 JUN £235,000 |
1, CRYSTAL AVENUE, CARDIFF, CF23 5QJ 1998 23 OCT £82,000 |
1998 9 OCT £73,500 |
Licence: Contains HM Land Registry data © Crown copyright and database right 2025. This data is licensed under the Open Government Licence v3.0.
Transport
Nearest bus stops to CF23 5QJ
| Heath Park Ave (Heath Park Avenue) | Heath | 72m |
| Heath Park Avenue | Heath | 98m |
| Heath High Level (Heath Halt Road) | Heath | 138m |
| Crystal Glen (Heathwood Road) | Heath | 163m |
| Crystal Glen (Heathwood Road) | Birchgrove | 178m |
Nearest railway stations to CF23 5QJ
| Heath High Level Station | 0.1km |
| Heath Low Level Station | 0.1km |
| Ty Glas Station | 1.1km |
Broadband
Broadband access in CF23 5QJ (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 5QJ (2019 data)
Download
| Median download speed | 100.0Mbps |
| Average download speed | 113.0Mbps |
| Maximum download speed | 350.00Mbps |
Upload
| Median upload speed | 1.0Mbps |
| Average upload speed | 0.9Mbps |
| Maximum upload speed | 1.09Mbps |
Broadband limitations in CF23 5QJ (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 5QJ gas and electricity consumption
Estimated total energy consumption in CF23 5QJ by fuel type, 2015.
Gas
| Consumption (kWh) | 305,940 |
|---|---|
| Meter count | 22 |
| Mean (kWh/meter) | 13,906 |
| Median (kWh/meter) | 14,096 |
Electricity
| Consumption (kWh) | 77,175 |
|---|---|
| Meter count | 18 |
| Mean (kWh/meter) | 4,288 |
| Median (kWh/meter) | 4,061 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in CF23 5QJ, for 2015.
- Meter count: The total number of meters in CF23 5QJ.
- 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
0.6% of Welsh postcodes are less deprived than CF23 5QJ:Food Standards Agency
Three nearest food hygiene ratings to CF23 5QJ (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to CF23 5QJ
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Heathwood Road East | 17:30 | 12:00 | 272m |
| St Isan Road Post Office | 17:30 | 12:00 | 542m |
| St Cadoc Road | 17:30 | 12:00 | 781m |
CF23 5QJ ITL and CF23 5QJ 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 5QJ:
| 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 5QJ 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 5QJ:
| Code | Name | |
|---|---|---|
| OA | W00009169 | |
| LSOA | W01001769 | Cardiff 018A |
| MSOA | W02000384 | Cardiff 018 |
Nearest postcodes to CF23 5QJ
| CF14 3RJ | Heath Park Avenue | 65m |
| CF23 5QL | Crystal Avenue | 101m |
| CF23 5QA | Heath Halt Court | 122m |
| CF14 4GH | Heathwood Road | 130m |
| CF14 3RG | Heath Park Avenue | 138m |
| CF14 4EJ | King George V Drive North | 151m |
| CF23 5QF | Heath Halt Road | 161m |
| CF14 4HR | Heathwood Road | 174m |
| CF23 5QB | Heath Halt Road | 205m |
| CF14 4HP | Crystal Rise | 210m |
- Contains OS data © Crown copyright and database right (2025)
- Contains Royal Mail data © Royal Mail copyright and Database right (2025)
- Contains National Statistics data © Crown copyright and database right (2025)
- Data produced by Land Registry © Crown copyright (2025)
- Contains Environment Agency data licensed under the Open Government Licence v3.0
- Everything else © GetTheData Publishing Limited (2025)
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