| Postcode | LL52 0DP | 
|---|---|
| Post Town | Criccieth | 
| Nearest station | Criccieth (0 km) | 
| Bus stops | Y Maes High Street (NE) Swyddfa'r Post Office (W) Lon Tynllan (SW) Lon Tynllan (NE) Swyddfa'r Post Office (E) Heddlu (NW) | 
| Roads in this postcode | |
| Number of UPRNs | 42 View | 
| Known addresses | Automech, Castle Street, Criccieth Castell Bach, Castle Street, Criccieth Cernyw, Castle Street, Criccieth Foinavon, Castle Street, Criccieth The Iris, Castle Street, Criccieth 1 33 Castle Street, Criccieth 3 Castle Street, Criccieth 6 Castle Street, Criccieth 7 Castle Street, Criccieth 8 Castle Street, Criccieth 10 Castle Street, Criccieth 12 Castle Street, Criccieth 14 Castle Street, Criccieth 16 Castle Street, Criccieth 18 Castle Street, Criccieth 20 Castle Street, Criccieth 22 Castle Street, Criccieth 23 Castle Street, Criccieth 25 Castle Street, Criccieth 26 Castle Street, Criccieth 27 Castle Street, Criccieth | 
| Main property type | Terraced | 
| Businesses | 
                        No businesses found
                     | 
| Latitude | 52.917146 | |
|---|---|---|
| Longitude | -4.232352 | |
| Easting | 250002 | |
| Northing | 337859 | |
| Grid reference | SH500378 | |
| UTM reference | 30U 417139 5863764 | |
| what3words | hills.librarian.introduce | |
| FixPhrase | crop lumpiness serve tinderbox | |
| Plus code | 9C4QWQ89+V3 | |
| Altitude | 21 metres (68 feet) | |
| Sunrise (today) | 7:13 | |
| Sunset (today) | 16:49 | |
| Distance away | ||
| Distance to sea | 0.1 KMs (0.1 miles) | 
| Parish | Criccieth | W04000059 | 
|---|---|---|
| Ward | Criccieth | W05001522 | 
| 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) | 30 | |
|---|---|---|
| Households (2011) | 17 | |
| 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) | Criccieth | W45000805 | 
| Census output area (2021) | W00000309 | |
| Census output area (2011) | 5B2 | |
| Lower layer super output area (2021) | Gwynedd 011B | W01000061 | 
| Lower layer super output area (2011) | Gwynedd 011B | W01000061 | 
| Middle layer super output area (2021) | Cricieth & Llanaelhaearn | W02000020 | 
| Middle layer super output area (2011) | Cricieth & Llanaelhaearn | W02000020 | 
| Travel to work area | Pwllheli and Porthmadog | W22000030 | 
| Average property price in Llandudno | £205,971 | 
|---|---|
| Annual change | 1.5% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| The Iris, Castle Street, Criccieth | Other (leasehold) | Dec 2024 | £175,000 | 
| Other (freehold) | Apr 2017 | £340,000 | |
| Other (freehold) | Jan 2016 | £340,000 | |
| 22 Castle Street, Criccieth | Terraced (freehold) | Sep 2023 | £195,000 | 
| 25 Castle Street, Criccieth | Detached (freehold) | Sep 2021 | £302,000 | 
| Detached (freehold) | May 2003 | £144,000 | |
| 7 Castle Street, Criccieth | Semi-detached (freehold) | Feb 2018 | £174,000 | 
| 27 Castle Street, Criccieth | Terraced (freehold) | Jan 2017 | £170,000 | 
| Castell Bach, Castle Street, Criccieth | Detached (freehold) | Jul 2016 | £192,000 | 
| 12 Castle Street, Criccieth | Terraced (freehold) | Jun 2016 | £270,000 | 
| Terraced (freehold) | Jul 2001 | £53,000 | |
| Cernyw, Castle Street, Criccieth | Detached (freehold) | Jan 2012 | £249,950 | 
| 16 Castle Street, Criccieth | Terraced (freehold) | Sep 2011 | £240,000 | 
| Terraced (freehold) | Aug 2005 | £195,000 | |
| 20 Castle Street, Criccieth | Terraced (freehold) | Apr 2008 | £195,000 | 
| Terraced (freehold) | Dec 2002 | £85,000 |