| Postcode | LL55 1EH | 
|---|---|
| Post Town | Caernarfon | 
| Nearest station | Llanfairpwll (9 km) | 
| Bus stops | Gwyddfor (NE) Morrisons (NE) Brynafon (S) Asda (NE) Asda B (NE) Asda C (NE) | 
| Roads in this postcode | |
| Number of UPRNs | 13 View | 
| Known addresses | 1 Rowlands Street, Caernarfon 2 Rowland Street, Caernarfon 3 Rowland Street, Caernarfon 5 Rowland Street, Caernarfon 6 Rowland Street, Caernarfon | 
| Main property type | Terraced | 
| Businesses | 
                        No businesses found
                     | 
| Latitude | 53.143924 | |
|---|---|---|
| Longitude | -4.270566 | |
| Easting | 248233 | |
| Northing | 363162 | |
| Grid reference | SH482631 | |
| UTM reference | 30U 415017 5889035 | |
| what3words | start.tone.chest | |
| FixPhrase | crouch lumpiness slightly washtub | |
| Plus code | 9C5Q4PVH+HQ | |
| Altitude | 29 metres (94 feet) | |
| Sunrise (today) | 7:14 | |
| Sunset (today) | 16:49 | |
| Distance away | ||
| Distance to sea | 0.7 KMs (0.4 miles) | 
| Parish | Caernarfon | W04000056 | 
|---|---|---|
| Ward | Menai | W05001551 | 
| Unitary Authority | Gwynedd | W06000002 | 
| County | Gwynedd | W11000004 | 
| Constituency (2024) | Dwyfor Meirionnydd | W07000096 | 
| MP | Liz Saville Roberts | Plaid Cymru | 
| Police force | North Wales | |
| Water company | Dwr Cymru Welsh Water | |
| NUTS/ITL 3 | Gwynedd | |
| NUTS/ITL 2 | North 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) | 14 | |
|---|---|---|
| Households (2011) | 8 | |
| 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) | Rural town and fringe | |
| Built up area (2024) | Caernarfon | W45000738 | 
| Census output area (2021) | W00000476 | |
| Census output area (2011) | 5B2 | |
| Lower layer super output area (2021) | Gwynedd 006B | W01000093 | 
| Lower layer super output area (2011) | Gwynedd 006B | W01000093 | 
| Middle layer super output area (2021) | Caernarfon East | W02000015 | 
| Middle layer super output area (2011) | Caernarfon East | W02000015 | 
| Travel to work area | Bangor and Holyhead | W22000022 | 
| Average property price in Llandudno | £205,971 | 
|---|---|
| Annual change | 1.5% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 1 Rowlands Street, Caernarfon | Terraced (freehold) | Apr 2017 | £177,000 | 
| Terraced (freehold) | May 2015 | £161,000 | |
| Terraced (freehold) | Jun 2000 | £60,000 | |
| Terraced (freehold) | Sep 1995 | £35,000 | |
| 3 Rowland Street, Caernarfon | Terraced (freehold) | Apr 2014 | £95,500 | 
| Terraced (freehold) | Apr 2010 | £87,000 | |
| 5 Rowland Street, Caernarfon | Terraced (freehold) | Jun 2006 | £105,000 | 
| Terraced (freehold) | Aug 2000 | £29,750 | |
| 6 Rowland Street, Caernarfon | Terraced (freehold) | Jul 2000 | £33,000 | 
| 2 Rowland Street, Caernarfon | Terraced (freehold) | Aug 1995 | £38,500 |