| Postcode | CF47 9AE | 
|---|---|
| Post Town | Merthyr Tydfil | 
| Nearest station | Merthyr Tydfil (1 km) | 
| Bus stops | Gwaunfarren Baths (W) Gwaunfarren Baths (E) Billingham Crescent (NE) The Grove (SW) Gwaelodygarth (NW) The Grove (NE) | 
| Roads in this postcode | |
| Number of UPRNs | 20 View | 
| Known addresses | 2 Alexandra Avenue, Merthyr Tydfil 4 Alexandra Avenue, Merthyr Tydfil 5 Alexandra Avenue, Merthyr Tydfil 6 Alexandra Avenue, Merthyr Tydfil 7 Alexandra Avenue, Merthyr Tydfil 8 Alexandra Avenue, Merthyr Tydfil 10 Alexandra Avenue, Merthyr Tydfil 12 Alexandra Avenue, Merthyr Tydfil 14 Alexandra Avenue, Merthyr Tydfil 18 Alexandra Avenue, Merthyr Tydfil | 
| Main property type | Semi-detached | 
| Businesses | 
| Latitude | 51.755025 | |
|---|---|---|
| Longitude | -3.375187 | |
| Easting | 305174 | |
| Northing | 207154 | |
| Grid reference | SO051071 | |
| UTM reference | 30U 474102 5733858 | |
| what3words | blame.tinsel.ants | |
| FixPhrase | crinkly lung spending tadpole | |
| Plus code | 9C3RQJ4F+2W | |
| Altitude | 232 metres (761 feet) | |
| Sunrise (today) | 7:07 | |
| Sunset (today) | 16:49 | |
| Distance away | ||
| Distance to sea | 34.3 KMs (21.3 miles) | 
| Parish | Park | W04000719 | 
|---|---|---|
| Ward | Park | W05001621 | 
| Unitary Authority | Merthyr Tydfil | W06000024 | 
| County | Mid Glamorgan | W11000005 | 
| Constituency (2024) | Merthyr Tydfil and Aberdare | W07000099 | 
| MP | Gerald 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 | January 1980 | 
|---|---|
| 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) | 43 | |
|---|---|---|
| Households (2011) | 18 | |
| 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) | Merthyr Tydfil | W45001012 | 
| Census output area (2021) | W00006853 | |
| Census output area (2011) | 8A1 | |
| Lower layer super output area (2021) | Merthyr Tydfil 003C | W01001305 | 
| Lower layer super output area (2011) | Merthyr Tydfil 003C | W01001305 | 
| Middle layer super output area (2021) | Cefncoedycymer, Heolgerrig & Park | W02000285 | 
| Middle layer super output area (2011) | Cefncoedycymer, Heolgerrig & Park | W02000285 | 
| Travel to work area | Merthyr Tydfil | W22000029 | 
| Average property price in Cardiff | £221,509 | 
|---|---|
| Annual change | 2.2% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 6 Alexandra Avenue, Merthyr Tydfil | Semi-detached (freehold) | Nov 2023 | £221,000 | 
| 14 Alexandra Avenue, Merthyr Tydfil | Semi-detached (freehold) | May 2021 | £212,000 | 
| Semi-detached (freehold) | Feb 2017 | £118,000 | |
| 4 Alexandra Avenue, Merthyr Tydfil | Semi-detached (freehold) | Apr 2021 | £195,000 | 
| 10 Alexandra Avenue, Merthyr Tydfil | Semi-detached (freehold) | Nov 2019 | £202,000 | 
| Semi-detached (freehold) | Nov 2018 | £113,500 | |
| 7 Alexandra Avenue, Merthyr Tydfil | Semi-detached (freehold) | Oct 2019 | £190,000 | 
| Semi-detached (freehold) | Jul 2014 | £135,000 | |
| 2 Alexandra Avenue, Merthyr Tydfil | Semi-detached (freehold) | May 2016 | £162,500 | 
| Semi-detached (freehold) | May 2002 | £84,500 | |
| Semi-detached (freehold) | Oct 2001 | £81,000 | |
| 8 Alexandra Avenue, Merthyr Tydfil | Semi-detached (freehold) | Jun 2014 | £160,000 | 
| Semi-detached (freehold) | Jun 1997 | £69,000 | |
| 5 Alexandra Avenue, Merthyr Tydfil | Semi-detached (freehold) | Aug 2013 | £125,000 | 
| 18 Alexandra Avenue, Merthyr Tydfil | Detached (freehold) | Jun 2001 | £72,000 | 
| Detached (freehold) | Feb 1997 | £75,000 | |
| 12 Alexandra Avenue, Merthyr Tydfil | Semi-detached (freehold) | Jul 2000 | £64,000 |