| Postcode | SY18 6EH | 
|---|---|
| Post Town | Llanidloes | 
| Nearest station | Caersws (11 km) | 
| Bus stops | 
                       The Groe (S) 
The Groe (N) 
Red Lion Hotel (SW) 
Red Lion Hotel (NE) 
Post Office (N) 
Hillfield (SW) 
                     | 
                  
| Roads in this postcode | |
| Number of UPRNs | 13 View | 
| Known addresses | 
                       Bryntirion, New Street, Llanidloes 
                            Celtic Travel, New Street, Llanidloes 
                            Clydfan, New Street, Llanidloes 
                            Glasfryn, New Street, Llanidloes 
                            Gwynfa, New Street, Llanidloes 
                            Smithfield House, New Street, Llanidloes 
                            5 New Street, Llanidloes 
                            6 New Street, Llanidloes 
                       | 
                  
| Main property type | Terraced | 
| Businesses | 
| Latitude | 52.446787 | |
|---|---|---|
| Longitude | -3.540081 | |
| Easting | 295426 | |
| Northing | 284319 | |
| Grid reference | SN954843 | |
| UTM reference | 30U 463293 5810870 | |
| what3words | stilted.birthdays.stiffly | |
| FixPhrase | critter lunchroom smilingly vice | |
| Plus code | 9C4RCFW5+PX | |
| Altitude | 171 metres (560 feet) | |
| Sunrise (today) | 7:16 | |
| Sunset (today) | 16:41 | |
| Distance away | ||
| Distance to sea | 28.8 KMs (17.9 miles) | 
| Parish | Llanidloes | W04000315 | 
|---|---|---|
| Ward | Llanidloes | W05001153 | 
| 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) | 21 | |
|---|---|---|
| Households (2011) | 11 | |
| Index of Multiple Deprivation (2019) | 
                     Most deprivedLeast deprived 
                   | 
                |
| Average household income (2020) | 
                       Lowest (£22,200)
                        Highest (£108,100)
                       
                     | 
                  |
| Rural/urban (2021) | Larger rural Further from a major town or city | |
| Rural/urban (2011) | Rural town and fringe in a sparse setting | |
| Built up area (2024) | Llanidloes | W45000855 | 
| Census output area (2021) | W00002487 | |
| Census output area (2011) | 5B3 | |
| Lower layer super output area (2021) | Powys 010D | W01000467 | 
| Lower layer super output area (2011) | Powys 010D | W01000467 | 
| Middle layer super output area (2021) | Llanidloes, Blaen Hafren & Llandinam | W02000106 | 
| Middle layer super output area (2011) | Llanidloes, Blaen Hafren & Llandinam | W02000106 | 
| Travel to work area | Newtown and Welshpool | W22000015 | 
| Address | Type | Date | Price | 
|---|---|---|---|
| Clydfan, New Street, Llanidloes | Terraced (freehold) | Aug 2024 | £245,000 | 
| Terraced (freehold) | Jul 2012 | £183,000 | |
| Semi-detached (freehold) | Feb 2006 | £145,000 | |
| 6 New Street, Llanidloes | Terraced (freehold) | Mar 2023 | £170,000 | 
| Terraced (freehold) | Feb 2022 | £145,000 | |
| Terraced (freehold) | Dec 2020 | £148,000 | |
| Terraced (freehold) | Sep 2018 | £128,500 | |
| Terraced (freehold) | Nov 2012 | £95,000 | |
| Terraced (freehold) | Jul 2006 | £92,000 | |
| Gwynfa, New Street, Llanidloes | Semi-detached (freehold) | Dec 2020 | £190,000 | 
| Semi-detached (freehold) | Jun 1995 | £74,000 | |
| 5 New Street, Llanidloes | Terraced (freehold) | Jan 2020 | £141,000 | 
| Terraced (freehold) | Jul 2007 | £128,000 | |
| Smithfield House, New Street, Llanidloes | Terraced (freehold) | Aug 2019 | £220,000 | 
| Bryntirion, New Street, Llanidloes | Terraced (freehold) | Dec 2018 | £159,000 | 
| Terraced (freehold) | Jan 2011 | £96,500 | |
| Celtic Travel, New Street, Llanidloes | Detached (freehold) | Dec 2006 | £225,000 | 
| Glasfryn, New Street, Llanidloes | Semi-detached (freehold) | Jun 2001 | £62,000 |