| Postcode | NP22 4HA | 
|---|---|
| Post Town | Tredegar | 
| Nearest station | Rhymney (5 km) | 
| Bus stops | 
                       No nearby bus stops 
                     | 
                  
| Number of UPRNs | 10 View | 
| Known addresses | 
                       3 Railway Terrace, Trefil 
                            5 Railway Terrace, Trefil 
                            6 Railway Terrace, Trefil 
                       | 
                  
| Main property type | Terraced | 
| Businesses | 
                     
                        No businesses found
                     
                   | 
                
| Latitude | 51.80697 | |
|---|---|---|
| Longitude | -3.27471 | |
| Easting | 312210 | |
| Northing | 212806 | |
| Grid reference | SO122128 | |
| UTM reference | 30U 481060 5739604 | |
| what3words | lies.stated.wizards | |
| FixPhrase | crisped lurch scone taking | |
| Plus code | 9C3RRP4G+Q4 | |
| Altitude | 430 metres (1410 feet) | |
| Sunrise (today) | 7:14 | |
| Sunset (today) | 16:41 | |
| Distance away | ||
| Distance to sea | 35.2 KMs (21.9 miles) | 
| Parish | Tredegar | W04000758 | 
|---|---|---|
| Ward | Sirhowy | W05001268 | 
| Unitary Authority | Blaenau Gwent | W06000019 | 
| County | Gwent | W11000003 | 
| Constituency (2024) | Blaenau Gwent and Rhymney | W07000084 | 
| MP | Nick Smith | Labour | 
| Police force | Gwent | |
| Water company | Dwr Cymru Welsh Water | |
| NUTS/ITL 3 | Gwent Valleys | |
| NUTS/ITL 2 | South East Wales | |
| NUTS/ITL 1 | Wales | |
| Country | Wales | W92000004 | 
| Date introduced | June 1999 | 
|---|---|
| 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) | 14 | |
|---|---|---|
| Households (2011) | 7 | |
| Index of Multiple Deprivation (2019) | 
                     Most deprivedLeast deprived 
                   | 
                |
| Average household income (2020) | 
                       Lowest (£22,200)
                        Highest (£108,100)
                       
                     | 
                  |
| Rural/urban (2021) | Smaller rural: Further from a major town or city | |
| Rural/urban (2011) | Rural village | |
| Census output area (2021) | W00007691 | |
| Census output area (2011) | 1B1 | |
| Lower layer super output area (2021) | Blaenau Gwent 003C | W01001474 | 
| Lower layer super output area (2011) | Blaenau Gwent 003C | W01001474 | 
| Middle layer super output area (2021) | Sirhowy | W02000316 | 
| Middle layer super output area (2011) | Sirhowy | W02000316 | 
| Travel to work area | Merthyr Tydfil | W22000029 | 
| Average property price in Newport | £221,321 | 
|---|---|
| Annual change | 2.2% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 6 Railway Terrace, Trefil | Terraced (freehold) | Mar 2020 | £89,950 | 
| 3 Railway Terrace, Trefil | Terraced (freehold) | Sep 2011 | £75,000 | 
| 5 Railway Terrace, Trefil | Terraced (freehold) | Oct 2007 | £125,000 |