| Postcode | LL14 3NY | 
|---|---|
| Post Town | Wrexham | 
| Nearest station | Ruabon (3 km) | 
| Bus stops | 
                       Heol Craigfab (SE) 
War Memorial (NW) 
Cefn-mawr War Memorial (SE) 
Heol-y-Plas (NE) 
Hill Street (NE) 
Hill Street (SW) 
                     | 
                  
| Roads in this postcode | |
| Number of UPRNs | 13 View | 
| Known addresses | 
                       15 Bro Gwilym, Cefn Mawr 
                            37 Bro Gwilym, Cefn Mawr 
                            41 Bro Gwilym, Cefn Mawr 
                            53 Bro Gwilym, Cefn Mawr 
                       | 
                  
| Main property type | Semi-detached | 
| Businesses | 
| Latitude | 52.969562 | |
|---|---|---|
| Longitude | -3.074684 | |
| Easting | 327923 | |
| Northing | 341897 | |
| Grid reference | SJ279418 | |
| UTM reference | 30U 494984 5868887 | |
| what3words | countries.town.liners | |
| FixPhrase | crop luridness starlet unsaid | |
| Plus code | 9C4RXW9G+R4 | |
| Altitude | 92 metres (302 feet) | |
| Sunrise (today) | 7:16 | |
| Sunset (today) | 16:37 | |
| Distance away | ||
| Distance to sea | 27.8 KMs (17.2 miles) | 
| Parish | Cefn | W04000220 | 
|---|---|---|
| Ward | Cefn East | W05001722 | 
| Unitary Authority | Wrexham | W06000006 | 
| County | Clwyd | W11000001 | 
| Constituency (2024) | Montgomeryshire and Glyndwr | W07000102 | 
| MP | Steve Witherden | Labour | 
| Police force | North Wales | |
| Water company | Dee Valley Water | |
| NUTS/ITL 3 | Flintshire and Wrexham | |
| 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) | 37 | |
|---|---|---|
| Households (2011) | 13 | |
| Index of Multiple Deprivation (2019) | 
                     Most deprivedLeast deprived 
                   | 
                |
| Average household income (2020) | 
                       Lowest (£22,200)
                        Highest (£108,100)
                       
                     | 
                  |
| Rural/urban (2021) | Urban: Nearer to a major town or city | |
| Rural/urban (2011) | Urban city and town | |
| Built up area (2024) | Acrefair and Cefn-mawr | W45000789 | 
| Census output area (2021) | W00001905 | |
| Census output area (2011) | 8A2 | |
| Lower layer super output area (2021) | Wrexham 017C | W01000356 | 
| Lower layer super output area (2011) | Wrexham 017C | W01000356 | 
| Middle layer super output area (2021) | Cefn Mawr | W02000094 | 
| Middle layer super output area (2011) | Cefn Mawr | W02000094 | 
| Travel to work area | Wrexham | W22000034 | 
| Average property price in Llandudno | £206,073 | 
|---|---|
| Annual change | 1.4% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 37 Bro Gwilym, Cefn Mawr | Semi-detached (freehold) | Jul 2022 | £177,500 | 
| Semi-detached (freehold) | Sep 2016 | £120,000 | |
| Semi-detached (freehold) | Aug 2014 | £114,950 | |
| Semi-detached (freehold) | Aug 2004 | £81,000 | |
| 15 Bro Gwilym, Cefn Mawr | Semi-detached (freehold) | Jul 2013 | £80,000 | 
| Semi-detached (freehold) | Dec 2006 | £102,000 | |
| 41 Bro Gwilym, Cefn Mawr | Semi-detached (freehold) | Jul 2004 | £47,500 | 
| 53 Bro Gwilym, Cefn Mawr | Terraced (freehold) | Nov 2001 | £32,000 | 
| Terraced (freehold) | Aug 1999 | £25,000 |