| Postcode | CF42 5EA | 
|---|---|
| Post Town | Treorchy | 
| Nearest station | Treherbert (2 km) | 
| Bus stops | Post Office (SW) Post Office (NE) Hendrewen Hotel (SW) Hendrewen Hotel (NE) | 
| Roads in this postcode | |
| Number of UPRNs | 15 View | 
| Known addresses | Garage 3 Chapel Street, Blaencwm 5 Chapel Street, Blaencwm 6 Chapel Street, Blaencwm 8 Chapel Street, Blaencwm | 
| Main property type | Terraced | 
| Businesses | 
                        No businesses found
                     | 
| Latitude | 51.676585 | |
|---|---|---|
| Longitude | -3.565778 | |
| Easting | 291832 | |
| Northing | 198696 | |
| Grid reference | SS918986 | |
| UTM reference | 30U 460879 5725219 | |
| what3words | stress.tripods.beak | |
| FixPhrase | crinkle lunchroom stock unrigged | |
| Plus code | 9C3RMCGM+JM | |
| Altitude | 232 metres (760 feet) | |
| Sunrise (today) | 7:07 | |
| Sunset (today) | 16:50 | |
| Distance away | ||
| Distance to sea | 19.1 KMs (11.9 miles) | 
| Parish | Treherbert | W04000706 | 
|---|---|---|
| Ward | Treherbert | W05001111 | 
| Unitary Authority | Rhondda Cynon Taf | W06000016 | 
| County | Mid Glamorgan | W11000005 | 
| Constituency (2024) | Rhondda and Ogmore | W07000107 | 
| MP | Sir Chris Bryant | 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) | 12 | |
|---|---|---|
| Households (2011) | 6 | |
| Index of Multiple Deprivation (2019) | Most deprivedLeast deprived | |
| Average household income (2020) | Lowest (£22,200)
                        Highest (£108,100)
                       | |
| Rural/urban (2021) | Smaller rural: Further from a major town or city | |
| Rural/urban (2011) | Rural village | |
| Census output area (2021) | W00006635 | |
| Census output area (2011) | 8B1 | |
| Lower layer super output area (2021) | Rhondda Cynon Taf 007C | W01001267 | 
| Lower layer super output area (2011) | Rhondda Cynon Taf 007C | W01001267 | 
| Middle layer super output area (2021) | Treherbert | W02000258 | 
| Middle layer super output area (2011) | Treherbert | W02000258 | 
| Travel to work area | Cardiff | W22000024 | 
| Average property price in Cardiff | £221,509 | 
|---|---|
| Annual change | 2.2% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 8 Chapel Street, Blaencwm | Terraced (freehold) | Apr 2024 | £63,000 | 
| Garage 3 Chapel Street, Blaencwm | Other (freehold) | Jul 2021 | £8,500 | 
| Other (freehold) | Nov 2016 | £5,000 | |
| 6 Chapel Street, Blaencwm | Terraced (freehold) | Jun 2019 | £62,000 | 
| Terraced (freehold) | Oct 2005 | £65,000 | |
| 5 Chapel Street, Blaencwm | Terraced (freehold) | Apr 2005 | £39,950 |