| Postcode | CF45 4LN |
|---|---|
| Post Town | Mountain Ash |
| Nearest station | Mountain Ash (0 km) |
| Bus stops |
Cae Garw Primary School (SE)
Bailey`s Arms (SE)
Bailey Arms (N)
Nixon`s (NW)
Railway Station (SE)
Primary School (SE)
|
| Roads in this postcode | |
| Number of UPRNs | 24 View |
| Known addresses |
1 Clas Y Dderwen, Mountain Ash
2 Clas Y Dderwen, Mountain Ash
3 Clas Y Dderwen, Mountain Ash
4 Clas Y Dderwen, Mountain Ash
5 Clas Y Dderwen, Mountain Ash
6 Clas Y Dderwen, Mountain Ash
7 Clas Y Dderwen, Mountain Ash
9 Clas Y Dderwen, Mountain Ash
11 Clas Y Dderwen, Mountain Ash
12 Clas Y Dderwen, Mountain Ash
13 Clas Y Dderwen, Mountain Ash
15 Clas Y Dderwen, Mountain Ash
16 Clas Y Dderwen, Mountain Ash
17 Clas Y Dderwen, Mountain Ash
18 Clas Y Dderwen, Mountain Ash
21 Clas Y Dderwen, Mountain Ash
|
| Main property type | Terraced |
| Businesses |
| Latitude | 51.682722 | |
|---|---|---|
| Longitude | -3.372186 | |
| Easting | 305230 | |
| Northing | 199110 | |
| Grid reference | ST052991 | |
| UTM reference | 30U 474269 5725816 | |
| what3words | roosters.liberated.utter | |
| FixPhrase | crinkle lung striving uphill | |
| Plus code | 9C3RMJMH+34 | |
| Altitude | 139 metres (456 feet) | |
| Sunrise (today) | 7:24 | |
| Sunset (today) | 16:32 | |
| Distance away | ||
| Distance to sea | 27.6 KMs (17.1 miles) |
| Parish | Mountain Ash East | W04001016 |
|---|---|---|
| Ward | Mountain Ash | W05001092 |
| Unitary Authority | Rhondda Cynon Taf | W06000016 |
| County | Mid Glamorgan | W11000005 |
| Constituency (2024) | Pontypridd | W07000106 |
| MP | Alex Davies-Jones | Labour |
| Police force | South Wales | |
| Water company | Dwr Cymru Welsh Water | |
| NUTS/ITL 3 | Central Valleys and Bridgend | |
| NUTS/ITL 2 | South East Wales | |
| NUTS/ITL 1 | Wales | |
| Country | Wales | W92000004 |
| Date introduced | September 1991 |
|---|---|
| Last updated | September 2025 |
| User type | Small (addresses receive less than 25 items of mail per day) |
| Quality | Within the building of the matched address closest to the postcode mean |
| Population (2011) | 39 | |
|---|---|---|
| Households (2011) | 21 | |
| Index of Multiple Deprivation (2019) |
Most deprivedLeast deprived
|
|
| Average household income (2020) |
Lowest (£22,200)
Highest (£108,100)
|
|
| Rural/urban (2021) | Urban: Further from a major town or city | |
| Rural/urban (2011) | Urban city and town | |
| Built up area (2024) | Mountain Ash | W45001094 |
| Census output area (2021) | W00006341 | |
| Census output area (2011) | 5A1 | |
| Lower layer super output area (2021) | Rhondda Cynon Taf 006A | W01001204 |
| Lower layer super output area (2011) | Rhondda Cynon Taf 006A | W01001204 |
| Middle layer super output area (2021) | Mountain Ash | W02000257 |
| Middle layer super output area (2011) | Mountain Ash | W02000257 |
| Travel to work area | Merthyr Tydfil | W22000029 |
| Average property price in Cardiff | £222,873 |
|---|---|
| Annual change | 2.8% |
| Address | Type | Date | Price |
|---|---|---|---|
| 16 Clas Y Dderwen, Mountain Ash | Terraced (freehold) | Oct 2024 | £270,000 |
| Semi-detached (freehold) | Aug 2007 | £124,000 | |
| 7 Clas Y Dderwen, Mountain Ash | Terraced (freehold) | Jan 2024 | £109,995 |
| 11 Clas Y Dderwen, Mountain Ash | Terraced (freehold) | May 2021 | £113,000 |
| Terraced (freehold) | Oct 2001 | £44,602 | |
| Terraced (freehold) | Jul 1997 | £34,000 | |
| 1 Clas Y Dderwen, Mountain Ash | Terraced (freehold) | Aug 2020 | £97,500 |
| Terraced (freehold) | Oct 2001 | £44,000 | |
| Terraced (freehold) | Nov 1998 | £34,000 | |
| 17 Clas Y Dderwen, Mountain Ash | Semi-detached (freehold) | Jan 2019 | £109,000 |
| Semi-detached (freehold) | Oct 2008 | £93,000 | |
| 9 Clas Y Dderwen, Mountain Ash | Terraced (freehold) | Nov 2017 | £115,000 |
| 15 Clas Y Dderwen, Mountain Ash | Terraced (freehold) | Jun 2010 | £94,600 |
| Terraced (freehold) | Apr 2007 | £94,995 | |
| Terraced (freehold) | Dec 2000 | £42,000 | |
| Terraced (freehold) | Mar 1999 | £36,000 | |
| 6 Clas Y Dderwen, Mountain Ash | Terraced (freehold) | Dec 2006 | £90,000 |
| 18 Clas Y Dderwen, Mountain Ash | Semi-detached (freehold) | Feb 2004 | £85,000 |
| 12 Clas Y Dderwen, Mountain Ash | Terraced (freehold) | Apr 2002 | £44,950 |
| Terraced (freehold) | Apr 1999 | £35,500 |