| Postcode | CF47 0YP | 
|---|---|
| Post Town | Merthyr Tydfil | 
| Nearest station | Merthyr Tydfil (1 km) | 
| Bus stops | Warlow Street (SE) Mardy (NW) Mardy (SE) Castle Bingo (NW) Mardy Terrace (NW) Seion (W) | 
| Roads in this postcode | |
| Number of UPRNs | 70 View | 
| Known addresses | 1 Ernest Street, Merthyr Tydfil 3 Ernest Street, Merthyr Tydfil 4 Ernest Street, Merthyr Tydfil 5 Ernest Street, Merthyr Tydfil 7 Ernest Street, Merthyr Tydfil 8 Ernest Street, Merthyr Tydfil 10 Ernest Street, Merthyr Tydfil 12 Ernest Street, Merthyr Tydfil 13 Ernest Street, Merthyr Tydfil 14 Ernest Street, Merthyr Tydfil 15 Ernest Street, Merthyr Tydfil 16 Ernest Street, Merthyr Tydfil 19 Ernest Street, Merthyr Tydfil 20 Ernest Street, Merthyr Tydfil 22 Ernest Street, Merthyr Tydfil 23 Ernest Street, Merthyr Tydfil 24 Ernest Street, Merthyr Tydfil 25 Ernest Street, Merthyr Tydfil 29 Ernest Street, Merthyr Tydfil 31 Ernest Street, Merthyr Tydfil 32 Ernest Street, Merthyr Tydfil 36 Ernest Street, Merthyr Tydfil 37 Ernest Street, Merthyr Tydfil 39 Ernest Street, Merthyr Tydfil 41 Ernest Street, Merthyr Tydfil 42 Ernest Street, Merthyr Tydfil 46 Ernest Street, Merthyr Tydfil 47 Ernest Street, Merthyr Tydfil 48 Ernest Street, Merthyr Tydfil 51 Ernest Street, Merthyr Tydfil 52 Ernest Street, Merthyr Tydfil 53 Ernest Street, Merthyr Tydfil 54 Ernest Street, Merthyr Tydfil 55 Ernest Street, Merthyr Tydfil 58 Ernest Street, Merthyr Tydfil 59 Ernest Street, Merthyr Tydfil | 
| Main property type | Terraced | 
| Businesses | 
                        No businesses found
                     | 
| Latitude | 51.739689 | |
|---|---|---|
| Longitude | -3.373317 | |
| Easting | 305271 | |
| Northing | 205446 | |
| Grid reference | SO052054 | |
| UTM reference | 30U 474223 5732152 | |
| what3words | props.zooms.native | |
| FixPhrase | crinkly lung skittle unwritten | |
| Plus code | 9C3RPJQG+VM | |
| Altitude | 167 metres (549 feet) | |
| Sunrise (today) | 7:07 | |
| Sunset (today) | 16:49 | |
| Distance away | ||
| Distance to sea | 32.8 KMs (20.4 miles) | 
| Parish | Town | W04000721 | 
|---|---|---|
| Ward | Town | W05001624 | 
| 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) | 155 | |
|---|---|---|
| Households (2011) | 61 | |
| 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) | W00006896 | |
| Census output area (2011) | 8A1 | |
| Lower layer super output area (2021) | Merthyr Tydfil 005D | W01001318 | 
| Lower layer super output area (2011) | Merthyr Tydfil 005D | W01001318 | 
| Middle layer super output area (2021) | Pentre-bach & Mountain Hare | W02000287 | 
| Middle layer super output area (2011) | Pentre-bach & Mountain Hare | W02000287 | 
| Travel to work area | Merthyr Tydfil | W22000029 | 
| Average property price in Cardiff | £221,509 | 
|---|---|
| Annual change | 2.2% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 31 Ernest Street, Merthyr Tydfil | Terraced (freehold) | Feb 2025 | £140,000 | 
| Terraced (freehold) | May 2020 | £97,000 | |
| Terraced (freehold) | Oct 2014 | £90,000 | |
| Terraced (freehold) | Aug 2006 | £97,000 | |
| Terraced (freehold) | Feb 2002 | £25,250 | |
| 3 Ernest Street, Merthyr Tydfil | Terraced (freehold) | May 2024 | £162,000 | 
| Terraced (freehold) | Sep 2019 | £124,500 | |
| Terraced (freehold) | Jan 2016 | £65,000 | |
| 1 Ernest Street, Merthyr Tydfil | Terraced (freehold) | Mar 2024 | £140,000 | 
| 52 Ernest Street, Merthyr Tydfil | Terraced (freehold) | Sep 2023 | £110,000 | 
| 10 Ernest Street, Merthyr Tydfil | Terraced (freehold) | Sep 2023 | £105,000 | 
| 12 Ernest Street, Merthyr Tydfil | Terraced (freehold) | May 2023 | £105,000 | 
| Terraced (freehold) | Jan 2023 | £75,000 | |
| Terraced (freehold) | Nov 2006 | £95,000 | |
| 37 Ernest Street, Merthyr Tydfil | Terraced (freehold) | Jan 2023 | £154,500 | 
| Terraced (freehold) | Aug 2021 | £105,000 | |
| 54 Ernest Street, Merthyr Tydfil | Terraced (freehold) | Oct 2022 | £135,000 | 
| 48 Ernest Street, Merthyr Tydfil | Terraced (freehold) | Dec 2021 | £142,000 | 
| Terraced (freehold) | May 2013 | £106,000 | |
| 4 Ernest Street, Merthyr Tydfil | Terraced (freehold) | Oct 2021 | £100,000 | 
| Terraced (freehold) | Jun 2007 | £100,000 | |
| Terraced (freehold) | May 2002 | £45,500 | |
| Terraced (freehold) | Jun 2001 | £19,500 |