| Postcode | CF48 1RU | 
|---|---|
| Post Town | Merthyr Tydfil | 
| Nearest station | Merthyr Tydfil (2 km) | 
| Bus stops | Mount Pleasant Stores (NE) Mount Pleasant Stores (SW) Independent Chapel (NW) Independent Chapel (SE) Post Office (SW) Post Office (NE) | 
| Number of UPRNs | 4 View | 
| Known addresses | 36 Tramroadside, Heolgerrig | 
| Main property type | Terraced | 
| Businesses | 
                        No businesses found
                     | 
| Latitude | 51.748022 | |
|---|---|---|
| Longitude | -3.401687 | |
| Easting | 303330 | |
| Northing | 206410 | |
| Grid reference | SO033064 | |
| UTM reference | 30U 472269 5733089 | |
| what3words | lined.number.text | |
| FixPhrase | crinkly lunchtime snap tassel | |
| Plus code | 9C3RPHXX+68 | |
| Altitude | 249 metres (815 feet) | |
| Sunrise (today) | 7:07 | |
| Sunset (today) | 16:49 | |
| Distance away | ||
| Distance to sea | 32.5 KMs (20.2 miles) | 
| Parish | Cyfarthfa | W04000714 | 
|---|---|---|
| Ward | Cyfarthfa | W05001617 | 
| Unitary Authority | Merthyr Tydfil | W06000024 | 
| County | Mid Glamorgan | W11000005 | 
| Constituency (2024) | Merthyr Tydfil and Aberdare | W07000099 | 
| MP | Gerald Jones | Labour | 
| Police force | South Wales | |
| Water company | Dwr Cymru Welsh Water | |
| NUTS/ITL 3 | Central Valleys and Bridgend | |
| NUTS/ITL 2 | South East Wales | |
| NUTS/ITL 1 | Wales | |
| Country | Wales | W92000004 | 
| Date introduced | January 1980 | 
|---|---|
| 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) | 9 | |
| 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) | Merthyr Tydfil | W45001012 | 
| Census output area (2021) | W00006768 | |
| Census output area (2011) | 6B2 | |
| Lower layer super output area (2021) | Merthyr Tydfil 004B | W01001293 | 
| Lower layer super output area (2011) | Merthyr Tydfil 004B | W01001293 | 
| Middle layer super output area (2021) | Gelli-deg & Town | W02000286 | 
| Middle layer super output area (2011) | Gelli-deg & Town | W02000286 | 
| Travel to work area | Merthyr Tydfil | W22000029 | 
| Average property price in Cardiff | £221,509 | 
|---|---|
| Annual change | 2.2% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 36 Tramroadside, Heolgerrig | Terraced (freehold) | Oct 2001 | £66,000 |