| Postcode | NP1 7JL | 
|---|---|
| Nearest station | Hengoed (4 km) | 
| Bus stops | 
                       Ambulance Hall (NW) 
Black Prince (SE) 
Black Prince (NW) 
Pioneer Terrace (SE) 
Community Centre (NW) 
                     | 
                  
| Known addresses | 
                       
                          No addresses found
                       
                     | 
                  
| Businesses | 
                     
                        No businesses found
                     
                   | 
                
| Latitude | 51.625322 | |
|---|---|---|
| Longitude | -3.185982 | |
| Easting | 317999 | |
| Northing | 192500 | |
| Grid reference | ST179925 | |
| UTM reference | 30U 487125 5719383 | |
| what3words | overgrown.curated.bounding | |
| FixPhrase | crinkle lure shopper twins | |
| Plus code | 9C3RJRG7+4J | |
| Altitude | 105 metres (345 feet) | |
| Sunrise (today) | 7:13 | |
| Sunset (today) | 16:42 | |
| Distance away | ||
| Distance to sea | 15.7 KMs (9.8 miles) | 
| Parish | Ynysddu | W04000750 | 
|---|---|---|
| Ward | Ynysddu | W05001677 | 
| Unitary Authority | Caerphilly | W06000018 | 
| County | Gwent | W11000003 | 
| Constituency (2024) | Caerphilly | W07000088 | 
| MP | Chris Evans | Labour | 
| Police force | Gwent | |
| NUTS/ITL 3 | Gwent Valleys | |
| NUTS/ITL 2 | South East Wales | |
| NUTS/ITL 1 | Wales | |
| Country | Wales | W92000004 | 
| Date introduced | January 1980 | 
|---|---|
| Date usage ended | June 1999 | 
| Last updated | September 2025 | 
| User type | Small (addresses receive less than 25 items of mail per day) | 
| Quality | Postcode terminated prior to Gridlink initiative - last known ONS postcode grid reference | 
| Index of Multiple Deprivation (2019) | 
                     Most deprivedLeast deprived 
                   | 
                |
|---|---|---|
| Average household income (2020) | 
                       Lowest (£22,200)
                        Highest (£108,100)
                       
                     | 
                  |
| Rural/urban (2021) | Smaller rural: Nearer to a major town or city | |
| Rural/urban (2011) | Rural town and fringe | |
| Built up area (2024) | Ynysddu | W45001134 | 
| Census output area (2021) | W00007477 | |
| Census output area (2011) | 8B1 | |
| Lower layer super output area (2021) | Caerphilly 015B | W01001430 | 
| Lower layer super output area (2011) | Caerphilly 015B | W01001430 | 
| Middle layer super output area (2021) | Crosskeys South & Ynysddu | W02000304 | 
| Middle layer super output area (2011) | Crosskeys South & Ynysddu | W02000304 | 
| Travel to work area | Newport | K01000013 |