| Postcode | CF83 8BS | 
|---|---|
| Post Town | Caerphilly | 
| Nearest station | Energlyn and Churchill Park (3 km) | 
| Bus stops | The Square (W) Navigation Street (NW) Navigation Street (SE) Workingmen's Club (NE) Ty Bryn Surgery (S) Ty Bryn Surgery (NE) | 
| Roads in this postcode | |
| Number of UPRNs | 9 View | 
| Known addresses | 2 Central Houses, Trethomas 3 Central Houses, Trethomas 4 Central Houses, Trethomas 5 Central Houses, Trethomas 6 Central Houses, Trethomas 8 Central Houses, Trethomas | 
| Main property type | Terraced | 
| Businesses | 
                        No businesses found
                     | 
| Latitude | 51.590956 | |
|---|---|---|
| Longitude | -3.185837 | |
| Easting | 317947 | |
| Northing | 188678 | |
| Grid reference | ST179886 | |
| UTM reference | 30U 487126 5715561 | |
| what3words | educates.curbed.urge | |
| FixPhrase | cringing lure sudden taco | |
| Plus code | 9C3RHRR7+9M | |
| Altitude | 62 metres (202 feet) | |
| Sunrise (today) | 7:05 | |
| Sunset (today) | 16:49 | |
| Distance away | ||
| Distance to sea | 12.1 KMs (7.5 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) | 24 | |
|---|---|---|
| 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) | W00007030 | |
| Census output area (2011) | 8C1 | |
| Lower layer super output area (2021) | Caerphilly 020B | W01001341 | 
| Lower layer super output area (2011) | Caerphilly 020B | W01001341 | 
| 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 | 
|---|---|---|---|
| 3 Central Houses, Trethomas | Terraced (freehold) | Jun 2021 | £150,000 | 
| Terraced (freehold) | Jun 2011 | £101,500 | |
| 2 Central Houses, Trethomas | Terraced (freehold) | Feb 2020 | £145,000 | 
| Terraced (freehold) | Jul 2008 | £102,000 | |
| Terraced (freehold) | May 2008 | £115,000 | |
| 8 Central Houses, Trethomas | Terraced (freehold) | Oct 2018 | £167,950 | 
| Terraced (freehold) | Mar 2017 | £90,000 | |
| Terraced (freehold) | Jul 2002 | £63,000 | |
| Terraced (freehold) | Nov 1998 | £42,000 | |
| 5 Central Houses, Trethomas | Terraced (freehold) | Jan 2017 | £115,000 | 
| Terraced (freehold) | Dec 2004 | £120,000 | |
| 6 Central Houses, Trethomas | Terraced (freehold) | Nov 2014 | £125,000 | 
| 4 Central Houses, Trethomas | Terraced (freehold) | Mar 2003 | £84,000 |