| Postcode | SY21 0HZ | 
|---|---|
| Post Town | Welshpool | 
| Nearest station | Caersws (17 km) | 
| Bus stops | War Memorial (E) | 
| Number of UPRNs | 10 View | 
| Known addresses | Caddis Corner, Llanerfyl Llys Menial, Llanerfyl Maesgwyn, Llanerfyl Pentre, Llanerfyl | 
| Main property type | Detached | 
| Businesses | 
| Latitude | 52.673102 | |
|---|---|---|
| Longitude | -3.434024 | |
| Easting | 303134 | |
| Northing | 309343 | |
| Grid reference | SJ031093 | |
| UTM reference | 30U 470653 5835995 | |
| what3words | sediment.cavalier.credited | |
| FixPhrase | crock lunchtime sterling tidings | |
| Plus code | 9C4RMHF8+69 | |
| Altitude | 169 metres (554 feet) | |
| Sunrise (today) | 7:09 | |
| Sunset (today) | 16:47 | |
| Distance away | ||
| Distance to sea | 34.4 KMs (21.3 miles) | 
| Parish | Llanerfyl | W04000298 | 
|---|---|---|
| Ward | Llanfair Caereinion and Llanerfyl | W05001147 | 
| Unitary Authority | Powys | W06000023 | 
| County | Powys | W11000006 | 
| Constituency (2024) | Montgomeryshire and Glyndwr | W07000102 | 
| MP | Steve Witherden | Labour | 
| Police force | Dyfed-Powys | |
| Water company | Dee Valley 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) | 12 | |
|---|---|---|
| Households (2011) | 4 | |
| 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 in a sparse setting | |
| Census output area (2021) | W00002275 | |
| Census output area (2011) | 1A3 | |
| Lower layer super output area (2021) | Powys 004B | W01000452 | 
| Lower layer super output area (2011) | Powys 004B | W01000452 | 
| Middle layer super output area (2021) | Machynlleth & Banwy | W02000100 | 
| Middle layer super output area (2011) | Machynlleth & Banwy | W02000100 | 
| Travel to work area | Newtown and Welshpool | W22000015 | 
| Average property price in Shrewsbury | £264,180 | 
|---|---|
| Annual change | 0.9% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| Pentre, Llanerfyl | Detached (freehold) | Jun 2024 | £250,000 | 
| Caddis Corner, Llanerfyl | Detached (freehold) | Dec 2017 | £175,000 | 
| Llys Menial, Llanerfyl | Detached (freehold) | Jun 2006 | £202,500 | 
| Maesgwyn, Llanerfyl | Detached (freehold) | Nov 1996 | £54,000 |