| Postcode | CF83 8DG | 
|---|---|
| Post Town | Caerphilly | 
| Nearest station | Energlyn and Churchill Park (3 km) | 
| Bus stops | Navigation Street (SE) Navigation Street (NW) The Square (W) Redbrook Avenue (W) Redbrook Avenue (E) Upper Glyn-gwyn Street (W) | 
| Roads in this postcode | |
| Number of UPRNs | 11 View | 
| Known addresses | 1 Standard Villas, Trethomas 2 Standard Villas, Trethomas 3 Standard Villas, Trethomas 4 Standard Villas, Trethomas 6 Standard Villas, Trethomas 7 Standard Villas, Trethomas 8 Standard Villas, Trethomas | 
| Main property type | Terraced | 
| Businesses | 
                        No businesses found
                     | 
| Latitude | 51.593652 | |
|---|---|---|
| Longitude | -3.181605 | |
| Easting | 318245 | |
| Northing | 188973 | |
| Grid reference | ST182889 | |
| UTM reference | 30U 487420 5715860 | |
| what3words | gathers.hydration.scored | |
| FixPhrase | cringing lure sulk upper | |
| Plus code | 9C3RHRV9+F9 | |
| Altitude | 71 metres (232 feet) | |
| Sunrise (today) | 7:05 | |
| Sunset (today) | 16:49 | |
| Distance away | ||
| Distance to sea | 12.3 KMs (7.6 miles) | 
| Parish | Bedwas, Trethomas and Machen | W04000729 | 
|---|---|---|
| Ward | Bedwas and Trethomas | W05001652 | 
| 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) | 23 | |
|---|---|---|
| Households (2011) | 8 | |
| Index of Multiple Deprivation (2019) | Most deprivedLeast deprived | |
| Average household income (2020) | Lowest (£22,200)
                        Highest (£108,100)
                       | |
| Rural/urban (2021) | Urban: Nearer to a major town or city | |
| Rural/urban (2011) | Urban city and town | |
| Built up area (2024) | Bedwas | W45001162 | 
| Census output area (2021) | W00007034 | |
| Census output area (2011) | 8C1 | |
| Lower layer super output area (2021) | Caerphilly 020D | W01001346 | 
| Lower layer super output area (2011) | Caerphilly 020D | W01001346 | 
| Middle layer super output area (2021) | Bedwas & Trethomas | W02000309 | 
| Middle layer super output area (2011) | Bedwas & Trethomas | W02000309 | 
| Travel to work area | Cardiff | W22000024 | 
| Average property price in Cardiff | £221,509 | 
|---|---|
| Annual change | 2.2% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 8 Standard Villas, Trethomas | Terraced (freehold) | May 2021 | £152,000 | 
| Terraced (freehold) | Mar 1995 | £46,750 | |
| 3 Standard Villas, Trethomas | Terraced (freehold) | May 2018 | £135,000 | 
| Terraced (freehold) | Mar 2013 | £109,000 | |
| Terraced (freehold) | May 2000 | £51,500 | |
| 6 Standard Villas, Trethomas | Terraced (freehold) | Oct 2017 | £132,000 | 
| 2 Standard Villas, Trethomas | Terraced (freehold) | Jun 2014 | £133,500 | 
| Terraced (freehold) | Sep 2005 | £134,950 | |
| Terraced (freehold) | Jul 2004 | £115,000 | |
| 1 Standard Villas, Trethomas | Terraced (freehold) | Jan 2008 | £115,000 | 
| 4 Standard Villas, Trethomas | Terraced (freehold) | Sep 2007 | £122,000 | 
| 7 Standard Villas, Trethomas | Terraced (freehold) | Jan 2000 | £41,500 |