| Postcode | CF46 5BP | 
|---|---|
| Post Town | Treharris | 
| Nearest station | Quakers Yard (1 km) | 
| Bus stops | Perrott Inn (NW) Perrott Inn (SE) Glan y Nant (SE) Glan y Nant (E) Blackbrook (NE) Millers Row (NW) | 
| Roads in this postcode | |
| Number of UPRNs | 6 View | 
| Known addresses | 1 Hilltop Close, Treharris 2 Hilltop Close, Treharris 3 Hilltop Close, Treharris 4 Hilltop Close, Treharris 5 Hilltop Close, Treharris 6 Hilltop Close, Treharris | 
| Main property type | Semi-detached | 
| Businesses | 
                        No businesses found
                     | 
| Latitude | 51.660356 | |
|---|---|---|
| Longitude | -3.313564 | |
| Easting | 309238 | |
| Northing | 196548 | |
| Grid reference | ST092965 | |
| UTM reference | 30U 478311 5723309 | |
| what3words | testing.mixing.feel | |
| FixPhrase | crinkle lung spotlight undesired | |
| Plus code | 9C3RMM6P+4H | |
| Altitude | 148 metres (484 feet) | |
| Sunrise (today) | 7:06 | |
| Sunset (today) | 16:49 | |
| Distance away | ||
| Distance to sea | 23.2 KMs (14.4 miles) | 
| Parish | Treharris | W04000722 | 
|---|---|---|
| Ward | Treharris | W05001625 | 
| 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 | July 1986 | 
|---|---|
| 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) | 14 | |
|---|---|---|
| Households (2011) | 5 | |
| 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 | |
| Census output area (2021) | W00006913 | |
| Census output area (2011) | 6B2 | |
| Lower layer super output area (2021) | Merthyr Tydfil 007C | W01001320 | 
| Lower layer super output area (2011) | Merthyr Tydfil 007C | W01001320 | 
| Middle layer super output area (2021) | Treharris & Trelewis | W02000289 | 
| Middle layer super output area (2011) | Treharris & Trelewis | W02000289 | 
| Travel to work area | Merthyr Tydfil | W22000029 | 
| Average property price in Cardiff | £221,509 | 
|---|---|
| Annual change | 2.2% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 6 Hilltop Close, Treharris | Semi-detached (freehold) | Dec 2022 | £155,000 | 
| Semi-detached (freehold) | Dec 2010 | £132,950 | |
| Semi-detached (freehold) | Jul 2002 | £70,000 | |
| Semi-detached (freehold) | Aug 1997 | £45,750 | |
| Semi-detached (freehold) | Aug 1996 | £43,500 | |
| 5 Hilltop Close, Treharris | Semi-detached (freehold) | Apr 2021 | £118,000 | 
| 1 Hilltop Close, Treharris | Semi-detached (freehold) | Apr 2017 | £125,000 | 
| Semi-detached (freehold) | Aug 2014 | £125,000 | |
| 4 Hilltop Close, Treharris | Detached (freehold) | Aug 2011 | £117,000 | 
| Detached (freehold) | Aug 2001 | £68,500 | |
| Detached (freehold) | Aug 1999 | £48,000 | |
| 3 Hilltop Close, Treharris | Semi-detached (freehold) | Nov 2006 | £113,000 | 
| Semi-detached (freehold) | Feb 2003 | £50,000 | |
| 2 Hilltop Close, Treharris | Detached (freehold) | Jan 2002 | £55,000 |