| Postcode | LL57 3SQ | 
|---|---|
| Post Town | Bangor | 
| Nearest station | Bangor (Gwynedd) (7 km) | 
| Bus stops | 
                       Tan-y-gaer (SE) 
Tyddyn Uchaf (N) 
Tyddyn Uchaf (S) 
Ysgol Penybryn (NW) 
Ysgol Penybryn (SE) 
Tyddyn Canol (SE) 
                     | 
                  
| Roads in this postcode | |
| Number of UPRNs | 10 View | 
| Known addresses | 
                       1 Yr Hen Iard Lo, Ffordd Caerneddi, Bethesda 
                            2 Hen Lard Lo, Carneddi 
                            3 Yr Hen Iard Lo, Carneddi 
                       | 
                  
| Main property type | Terraced | 
| Businesses | 
                     
                        No businesses found
                     
                   | 
                
| Latitude | 53.184768 | |
|---|---|---|
| Longitude | -4.060007 | |
| Easting | 262445 | |
| Northing | 367279 | |
| Grid reference | SH624672 | |
| UTM reference | 30U 429167 5893349 | |
| what3words | shiver.commander.glue | |
| FixPhrase | crouch lumpish studio uptight | |
| Plus code | 9C5Q5WMQ+WX | |
| Altitude | 188 metres (616 feet) | |
| Sunrise (today) | 7:21 | |
| Sunset (today) | 16:40 | |
| Distance away | ||
| Distance to sea | 5.6 KMs (3.5 miles) | 
| Parish | Bethesda | W04000049 | 
|---|---|---|
| Ward | Gerlan | W05001534 | 
| Unitary Authority | Gwynedd | W06000002 | 
| County | Gwynedd | W11000004 | 
| Constituency (2024) | Bangor Aberconwy | W07000083 | 
| MP | Claire Hughes | Labour | 
| Police force | North Wales | |
| NUTS/ITL 3 | Gwynedd | |
| NUTS/ITL 2 | North Wales | |
| NUTS/ITL 1 | Wales | |
| Country | Wales | W92000004 | 
| Date introduced | February 2014 | 
|---|---|
| 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 | 
| 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 | |
| Built up area (2024) | Bethesda | W45000720 | 
| Census output area (2021) | W00000494 | |
| Census output area (2011) | 5A1 | |
| Lower layer super output area (2021) | Gwynedd 003C | W01000096 | 
| Lower layer super output area (2011) | Gwynedd 003C | W01000096 | 
| Middle layer super output area (2021) | Bethesda | W02000012 | 
| Middle layer super output area (2011) | Bethesda | W02000012 | 
| Travel to work area | Bangor and Holyhead | W22000022 | 
| Average property price in Llandudno | £206,073 | 
|---|---|
| Annual change | 1.4% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 1 Yr Hen Iard Lo, Ffordd Caerneddi, Bethesda | Terraced (freehold) | May 2016 | £159,000 | 
| 2 Hen Lard Lo, Carneddi | Terraced (freehold) | Dec 2015 | £154,000 | 
| 3 Yr Hen Iard Lo, Carneddi | Terraced (freehold) | Nov 2015 | £160,000 |