| Postcode | LL65 2JG | 
|---|---|
| Post Town | Holyhead | 
| Nearest station | Holyhead (1 km) | 
| Bus stops | 
                       Pont Cyttir (SW) 
Holyhead Arriva Depot (SE) 
Holyhead Arriva Depot (NW) 
Lon Deg (NW) 
Bryn Erw Road (NE) 
Lon Deg (SE) 
                     | 
                  
| Roads in this postcode | |
| Number of UPRNs | 17 View | 
| Known addresses | 
                       3 Llain Bryniau, Holyhead 
                            4 Llain Bryniau, Holyhead 
                            5 Llain Bryniau, Holyhead 
                            6 Llain Bryniau, Holyhead 
                            7 Llain Bryniau, Holyhead 
                            9 Llain Bryniau, Holyhead 
                            15 Llain Bryniau, Holyhead 
                       | 
                  
| Main property type | Detached | 
| Businesses | 
| Latitude | 53.301453 | |
|---|---|---|
| Longitude | -4.62396 | |
| Easting | 225244 | |
| Northing | 381490 | |
| Grid reference | SH252814 | |
| UTM reference | 30U 391780 5907035 | |
| what3words | grills.lawns.summaries | |
| FixPhrase | crowbar lullaby satin unlatch | |
| Plus code | 9C5Q892G+HC | |
| Altitude | 14 metres (46 feet) | |
| Sunrise (today) | 7:23 | |
| Sunset (today) | 16:42 | |
| Distance away | ||
| Distance to sea | 0.8 KMs (0.5 miles) | 
| Parish | Holyhead | W04000870 | 
|---|---|---|
| Ward | Tref Cybi | W05001503 | 
| Unitary Authority | Isle of Anglesey | W06000001 | 
| County | Gwynedd | W11000004 | 
| Constituency (2024) | Ynys Môn | W07000112 | 
| MP | Llinos Medi | Plaid Cymru | 
| Police force | North Wales | |
| Water company | Dwr Cymru Welsh Water | |
| NUTS/ITL 3 | Isle of Anglesey | |
| NUTS/ITL 2 | North Wales | |
| NUTS/ITL 1 | Wales | |
| Country | Wales | W92000004 | 
| Date introduced | February 1984 | 
|---|---|
| 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) | 51 | |
|---|---|---|
| Households (2011) | 17 | |
| Index of Multiple Deprivation (2019) | 
                     Most deprivedLeast deprived 
                   | 
                |
| Average household income (2020) | 
                       Lowest (£22,200)
                        Highest (£108,100)
                       
                     | 
                  |
| Rural/urban (2021) | Urban: Further from a major town or city | |
| Rural/urban (2011) | Urban city and town in a sparse setting | |
| Built up area (2024) | Holyhead | W45000638 | 
| Census output area (2021) | W00000143 | |
| Census output area (2011) | 8C1 | |
| Lower layer super output area (2021) | Isle of Anglesey 003C | W01000029 | 
| Lower layer super output area (2011) | Isle of Anglesey 003C | W01000029 | 
| Middle layer super output area (2021) | Holyhead | W02000003 | 
| Middle layer super output area (2011) | Holyhead | W02000003 | 
| Travel to work area | Bangor and Holyhead | W22000022 | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 5 Llain Bryniau, Holyhead | Detached (freehold) | Aug 2025 | £225,000 | 
| Detached (freehold) | Sep 2005 | £150,000 | |
| 15 Llain Bryniau, Holyhead | Detached (freehold) | Dec 2023 | £220,000 | 
| Detached (freehold) | Jun 2002 | £81,500 | |
| 9 Llain Bryniau, Holyhead | Detached (freehold) | Apr 2023 | £225,000 | 
| Detached (freehold) | Aug 2015 | £175,000 | |
| Detached (freehold) | Mar 2005 | £172,000 | |
| 3 Llain Bryniau, Holyhead | Detached (freehold) | Jan 2019 | £187,500 | 
| Detached (freehold) | Jun 2018 | £186,000 | |
| 6 Llain Bryniau, Holyhead | Detached (freehold) | Aug 2014 | £172,000 | 
| 7 Llain Bryniau, Holyhead | Detached (freehold) | Sep 2012 | £133,500 | 
| Detached (freehold) | Mar 1998 | £60,000 | |
| 4 Llain Bryniau, Holyhead | Detached (freehold) | Nov 1999 | £50,000 |