| Postcode | SY21 0QX | 
|---|---|
| Post Town | Welshpool | 
| Nearest station | Welshpool (13 km) | 
| Bus stops | Maes Gwyn (SW) Post Office (W) Llanfair Caereinion Bridge (NE) War Memorial (E) Minffordd (E) Wynnstay (N) | 
| Roads in this postcode | |
| Number of UPRNs | 9 View | 
| Known addresses | Argoed, High Street, Llanfair Caereinion Bryn Haul, High Street, Llanfair Caereinion Bryn Llewellyn, High Street, Llanfair Caereinion Norge Villa, High Street, Llanfair Caereinion Ty-Mawr, High Street, Llanfair Caereinion | 
| Main property type | Detached | 
| Businesses | 
                        No businesses found
                     | 
| Latitude | 52.648952 | |
|---|---|---|
| Longitude | -3.330956 | |
| Easting | 310053 | |
| Northing | 306523 | |
| Grid reference | SJ100065 | |
| UTM reference | 30U 477609 5833271 | |
| what3words | nightlife.plans.bloodshot | |
| FixPhrase | crock lung sneezing tattling | |
| Plus code | 9C4RJMX9+HJ | |
| Altitude | 135 metres (444 feet) | |
| Sunrise (today) | 7:09 | |
| Sunset (today) | 16:47 | |
| Distance away | ||
| Distance to sea | 41.6 KMs (25.8 miles) | 
| Parish | Llanfair Caereinion | W04000299 | 
|---|---|---|
| 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) | 6 | |
|---|---|---|
| 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 | |
| Built up area (2024) | Llanfair Caereinion | W45000837 | 
| Census output area (2021) | W00002454 | |
| Census output area (2011) | 1B3 | |
| Lower layer super output area (2021) | Powys 006B | W01000460 | 
| Lower layer super output area (2011) | Powys 006B | W01000460 | 
| Middle layer super output area (2021) | Llanfair Caereinion & Caersws | W02000102 | 
| Middle layer super output area (2011) | Llanfair Caereinion & Caersws | W02000102 | 
| Travel to work area | Newtown and Welshpool | W22000015 | 
| Average property price in Shrewsbury | £264,180 | 
|---|---|
| Annual change | 0.9% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| Bryn Haul, High Street, Llanfair Caereinion | Detached (freehold) | Oct 2024 | £154,000 | 
| Detached (freehold) | Jun 2021 | £142,000 | |
| Detached (freehold) | Jul 2018 | £139,000 | |
| Detached (freehold) | Jul 1996 | £31,500 | |
| Ty-Mawr, High Street, Llanfair Caereinion | Terraced (freehold) | Jan 2020 | £175,000 | 
| Terraced (freehold) | Oct 2015 | £178,000 | |
| Semi-detached (freehold) | Dec 2007 | £197,000 | |
| Bryn Llewellyn, High Street, Llanfair Caereinion | Detached (freehold) | Feb 2018 | £180,000 | 
| Detached (freehold) | Dec 1996 | £60,000 | |
| Norge Villa, High Street, Llanfair Caereinion | Detached (freehold) | Jan 2016 | £141,000 | 
| Semi-detached (freehold) | Oct 2005 | £140,000 | |
| Semi-detached (freehold) | Nov 2003 | £95,000 | |
| Semi-detached (freehold) | Aug 2000 | £26,000 | |
| Argoed, High Street, Llanfair Caereinion | Detached (freehold) | Dec 2014 | £72,500 | 
| Detached (freehold) | Dec 2006 | £60,000 |