| Postcode | LD2 3HW | 
|---|---|
| Post Town | Builth Wells | 
| Nearest station | Cilmeri (3 km) | 
| Bus stops | No nearby bus stops | 
| Number of UPRNs | 5 View | 
| Known addresses | Pen-Y-Rhiw, Llanynis | 
| Main property type | Detached | 
| Businesses | 
| Latitude | 52.133823 | |
|---|---|---|
| Longitude | -3.486803 | |
| Easting | 298331 | |
| Northing | 249434 | |
| Grid reference | SN983494 | |
| UTM reference | 30U 466680 5776034 | |
| what3words | hands.remodel.blink | |
| FixPhrase | crispness lunchtime sincere vagabond | |
| Plus code | 9C4R4GM7+G7 | |
| Altitude | 177 metres (580 feet) | |
| Sunrise (today) | 7:08 | |
| Sunset (today) | 16:49 | |
| Distance away | ||
| Distance to sea | 49.2 KMs (30.6 miles) | 
| Parish | Duhonw | W04000269 | 
|---|---|---|
| Ward | Llanafanfawr with Garth | W05001139 | 
| Unitary Authority | Powys | W06000023 | 
| County | Powys | W11000006 | 
| Constituency (2024) | Brecon, Radnor and Cwm Tawe | W07000085 | 
| MP | David Chadwick | Liberal Democrat | 
| Police force | Dyfed-Powys | |
| Water company | Dwr Cymru Welsh Water | |
| NUTS/ITL 3 | Mid Wales | |
| NUTS/ITL 2 | Mid and South West 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) | 5 | |
|---|---|---|
| Households (2011) | 2 | |
| 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 hamlet and isolated dwellings in a sparse setting | |
| Census output area (2021) | W00002403 | |
| Census output area (2011) | 1C3 | |
| Lower layer super output area (2021) | Powys 014C | W01000450 | 
| Lower layer super output area (2011) | Powys 014C | W01000450 | 
| Middle layer super output area (2021) | Builth Wells & Llanwrtyd Wells | W02000110 | 
| Middle layer super output area (2011) | Builth Wells & Llanwrtyd Wells | W02000110 | 
| Travel to work area | Llandrindod Wells and Builth Wells | W22000011 | 
| Average property price in Llandrindod Wells | £242,033 | 
|---|---|
| Annual change | -0.3% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| Pen-Y-Rhiw, Llanynis | Detached (freehold) | Aug 2012 | £248,500 | 
| Detached (freehold) | Sep 2004 | £245,000 |