| Postcode | CF83 8DF | 
|---|---|
| Post Town | Caerphilly | 
| Nearest station | Energlyn and Churchill Park (4 km) | 
| Bus stops | Redbrook Avenue (W) Upper Glyn-gwyn Street (W) Redbrook Avenue (E) Upper Glyn-gwyn Street (E) The Square (W) Navigation Street (SE) | 
| Roads in this postcode | |
| Number of UPRNs | 18 View | 
| Known addresses | 26 Standard Street, Trethomas 27 Standard Street, Trethomas 28 Standard Street, Trethomas 30 Standard Street, Trethomas 31 Standard Street, Trethomas 32 Standard Street, Trethomas 34 Standard Street, Trethomas 38 Standard Street, Trethomas 40 Standard Street, Trethomas | 
| Main property type | Terraced | 
| Businesses | 
                        No businesses found
                     | 
| Latitude | 51.593423 | |
|---|---|---|
| Longitude | -3.180184 | |
| Easting | 318343 | |
| Northing | 188946 | |
| Grid reference | ST183889 | |
| UTM reference | 30U 487518 5715834 | |
| what3words | forgiving.leathers.birthing | |
| FixPhrase | cringing lure sulk unfilled | |
| Plus code | 9C3RHRV9+9W | |
| Altitude | 72 metres (235 feet) | |
| Sunrise (today) | 7:05 | |
| Sunset (today) | 16:49 | |
| Distance away | ||
| Distance to sea | 12.2 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) | 31 | |
|---|---|---|
| Households (2011) | 15 | |
| 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) | W00007045 | |
| Census output area (2011) | 8B1 | |
| 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 | 
|---|---|---|---|
| 31 Standard Street, Trethomas | Terraced (freehold) | Sep 2021 | £168,000 | 
| Terraced (freehold) | Apr 2001 | £36,850 | |
| 30 Standard Street, Trethomas | Terraced (freehold) | Jul 2021 | £164,000 | 
| Terraced (freehold) | Aug 2013 | £100,000 | |
| 26 Standard Street, Trethomas | Terraced (freehold) | Jul 2018 | £122,000 | 
| Terraced (freehold) | Jun 2013 | £110,000 | |
| 27 Standard Street, Trethomas | Terraced (freehold) | Dec 2017 | £137,500 | 
| Terraced (freehold) | Oct 2011 | £108,000 | |
| Semi-detached (freehold) | Aug 2004 | £95,000 | |
| 34 Standard Street, Trethomas | Semi-detached (freehold) | Jun 2013 | £125,000 | 
| 40 Standard Street, Trethomas | Semi-detached (freehold) | Sep 2003 | £75,000 | 
| 28 Standard Street, Trethomas | Terraced (freehold) | Aug 2003 | £92,500 | 
| 38 Standard Street, Trethomas | Semi-detached (freehold) | Nov 1998 | £42,500 | 
| 32 Standard Street, Trethomas | Terraced (freehold) | May 1996 | £40,000 |