CF45 3NB maps, stats, and open data
CF45 3NB lies on Llanwonno Road in Mountain Ash. CF45 3NB is located in the Mountain Ash electoral ward, within the unitary authority of Rhondda Cynon Taf and the Welsh Parliamentary constituency of Cynon Valley. The Local Health Board is Cwm Taf Morgannwg University and the police force is South Wales. This postcode has been in use since January 1980.
CF45 3NB maps
Source: OS VectorMap District (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
CF45 3NB geodata
| Easting | 304707 |
| Northing | 198509 |
| Latitude | 51.677240 |
| Longitude | -3.379599 |
Where is CF45 3NB?
| Street | Llanwonno Road |
| Town/City | Mountain Ash |
| Country | Wales |
| Postcode District | CF45 |
CF45 3NB Elevation
Elevation or altitude of CF45 3NB as distance above sea level:
| Metres | Feet | |
|---|---|---|
| Elevation | 160m | 525ft |
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 | Mountain Ash |
|---|---|
| Constituency | Cynon Valley |
House Prices
Sales of detached houses in CF45 3NB
WATERSTONE HOUSE, LLANWONNO ROAD, MOUNTAIN ASH, CF45 3NB 2025 7 FEB £400,000 |
55, LLANWONNO ROAD, MOUNTAIN ASH, CF45 3NB 2020 10 JUL £145,000 |
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 CF45 3NB
| Olde Royal Oak (Llanwonno Road) | Miskin | 120m |
| Olde Royal Oak (Llanwonno Road) | Miskin | 121m |
| Darrenlas Primary School (Llanwonno Road) | Miskin | 159m |
| Darrenlas Primary School (Llanwonno Road) | Miskin | 162m |
| Cilhaul Terrace (Llanwonno Road) | Miskin | 234m |
Nearest railway stations to CF45 3NB
| Mountain Ash Station | 0.5km |
| Fernhill Station | 1.5km |
| Penrhiwceiber Station | 1.6km |
Broadband
Broadband access in CF45 3NB (2020 data)
| Percentage of properties with Next Generation Access | 96.6% |
| Percentage of properties with Superfast Broadband | 96.6% |
| Percentage of properties with Ultrafast Broadband | 0.0% |
| Percentage of properties with Full Fibre Broadband | 0.0% |
Superfast Broadband is between 30Mbps and 300Mbps
Ultrafast Broadband is > 300Mbps
Broadband speed in CF45 3NB (2019 data)
Download
| Median download speed | 39.1Mbps |
| Average download speed | 40.6Mbps |
| Maximum download speed | 80.00Mbps |
Upload
| Median upload speed | 9.8Mbps |
| Average upload speed | 8.8Mbps |
| Maximum upload speed | 20.00Mbps |
Broadband limitations in CF45 3NB (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% |
CF45 3NB gas and electricity consumption
Estimated total energy consumption in CF45 3NB by fuel type, 2015.
Gas
| Consumption (kWh) | 869,146 |
|---|---|
| Meter count | 53 |
| Mean (kWh/meter) | 16,399 |
| Median (kWh/meter) | 16,161 |
Electricity
| Consumption (kWh) | 163,833 |
|---|---|
| Meter count | 51 |
| Mean (kWh/meter) | 3,212 |
| Median (kWh/meter) | 2,930 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in CF45 3NB, for 2015.
- Meter count: The total number of meters in CF45 3NB.
- 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
75.3% of Welsh postcodes are less deprived than CF45 3NB:Food Standards Agency
Three nearest food hygiene ratings to CF45 3NB (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to CF45 3NB
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| St Winifreds Church | 16:45 | 11:45 | 1,389m |
| Cardiff Road Edwardsville | 17:30 | 12:00 | 4,144m |
| High Street | 17:00 | 11:15 | 5,049m |
CF45 3NB ITL and CF45 3NB 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 CF45 3NB:
| ITL 1 Code | Name |
|---|---|
| TLL | Wales |
| ITL 2 Code | Name |
| TLL1 | West Wales and The Valleys |
| ITL 3 Code | Name |
| TLL15 | Central Valleys |
| LAU 1 Code | Name |
| W06000016 | Rhondda Cynon Taf |
CF45 3NB 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 CF45 3NB:
| Code | Name | |
|---|---|---|
| OA | W00006354 | |
| LSOA | W01001206 | Rhondda Cynon Taf 006C |
| MSOA | W02000257 | Rhondda Cynon Taf 006 |
Nearest postcodes to CF45 3NB
| CF45 3NF | Cwrt Llanwonno | 76m |
| CF45 3LY | Coplestone Street | 127m |
| CF45 3AB | Brynifor | 130m |
| CF45 3NA | Gwernifor Street | 144m |
| CF45 3LU | Ceridwen Street | 152m |
| CF45 3AD | Police Houses | 165m |
| CF45 3AA | Brynifor | 184m |
| CF45 3AS | Bailey Street | 230m |
| CF45 3LW | Llanwonno Road | 235m |
| CF45 3BB | Clarence Street | 239m |
- 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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