| Postcode | NP12 1NR | 
|---|---|
| Post Town | Blackwood | 
| Nearest station | Pengam (2 km) | 
| Bus stops | Pentwyn Road Garage (NW) Interchange () ASDA (SW) ASDA Car Park (NE) Blackwood Miners Institute (N) Cenotaph (NW) | 
| Roads in this postcode | |
| Number of UPRNs | 11 View | 
| Known addresses | 2A Hall Street, Blackwood | 
| Main property type | Terraced | 
| Businesses | 
| Latitude | 51.667452 | |
|---|---|---|
| Longitude | -3.195323 | |
| Easting | 317429 | |
| Northing | 197196 | |
| Grid reference | ST174971 | |
| UTM reference | 30U 486491 5724070 | |
| what3words | frown.safety.copper | |
| FixPhrase | crinkle lure staining unisexual | |
| Plus code | 9C3RMR83+XV | |
| Altitude | 169 metres (553 feet) | |
| Sunrise (today) | 7:06 | |
| Sunset (today) | 16:49 | |
| Distance away | ||
| Distance to sea | 19.7 KMs (12.2 miles) | 
| Parish | Blackwood | W04000730 | 
|---|---|---|
| Ward | Blackwood | W05001653 | 
| Unitary Authority | Caerphilly | W06000018 | 
| County | Gwent | W11000003 | 
| Constituency (2024) | Newport West and Islwyn | W07000105 | 
| MP | Ruth Jones | 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) | 4 | |
|---|---|---|
| Households (2011) | 3 | |
| 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) | Blackwood | W45001100 | 
| Census output area (2021) | W00007058 | |
| Census output area (2011) | 5A1 | |
| Lower layer super output area (2021) | Caerphilly 009C | W01001350 | 
| Lower layer super output area (2011) | Caerphilly 009C | W01001350 | 
| Middle layer super output area (2021) | Blackwood | W02000298 | 
| Middle layer super output area (2011) | Blackwood | W02000298 | 
| Travel to work area | Cardiff | W22000024 | 
| Average property price in Newport | £221,300 | 
|---|---|
| Annual change | 2.7% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 2A Hall Street, Blackwood | Terraced (freehold) | May 2014 | £60,000 |