| Postcode | NP12 3UJ | 
|---|---|
| Post Town | Blackwood | 
| Nearest station | Pengam (1 km) | 
| Bus stops | Gwent Court (NW) Ysgol Gufyn Cwm Rhymni (NW) Ysgol Gufyn Cwm Rhymni (SE) Bryngwyn Street (N) Bryngwyn Street (S) Tir-y-berth Industrial Est (SE) | 
| Roads in this postcode | |
| Number of UPRNs | 7 View | 
| Known addresses | 1 William Street, Fleur De Lis 6 William Street, Fleur De Lis | 
| Main property type | Semi-detached | 
| Businesses | 
                        No businesses found
                     | 
| Latitude | 51.659552 | |
|---|---|---|
| Longitude | -3.222122 | |
| Easting | 315561 | |
| Northing | 196348 | |
| Grid reference | ST155963 | |
| UTM reference | 30U 484635 5723197 | |
| what3words | postage.director.sniff | |
| FixPhrase | crinkle lurch sponsor unsliced | |
| Plus code | 9C3RMQ5H+R5 | |
| Altitude | 133 metres (436 feet) | |
| Sunrise (today) | 7:06 | |
| Sunset (today) | 16:49 | |
| Distance away | ||
| Distance to sea | 20.1 KMs (12.5 miles) | 
| Parish | Pengam | W04000909 | 
|---|---|---|
| Ward | Cefn Fforest and Pengam | W05001654 | 
| Unitary Authority | Caerphilly | W06000018 | 
| County | Gwent | W11000003 | 
| Constituency (2024) | Caerphilly | W07000088 | 
| MP | Chris Evans | 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) | 18 | |
|---|---|---|
| Households (2011) | 5 | |
| 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) | Fleur-de-lis and Pengam | W45001105 | 
| Census output area (2021) | W00007266 | |
| Census output area (2011) | 8C1 | |
| Lower layer super output area (2021) | Caerphilly 007E | W01001389 | 
| Lower layer super output area (2011) | Caerphilly 007E | W01001389 | 
| Middle layer super output area (2021) | Pengam & Cefn Fforest | W02000296 | 
| Middle layer super output area (2011) | Pengam & Cefn Fforest | W02000296 | 
| Travel to work area | Cardiff | W22000024 | 
| Average property price in Newport | £221,300 | 
|---|---|
| Annual change | 2.7% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 1 William Street, Fleur De Lis | Semi-detached (freehold) | Oct 2021 | £178,000 | 
| 6 William Street, Fleur De Lis | Detached (freehold) | Jul 2020 | £275,000 | 
| Detached (freehold) | Sep 2017 | £150,000 |