| Postcode | CF3 3HT | 
|---|---|
| Post Town | Cardiff | 
| Nearest station | Heath High Level (4 km) | 
| Bus stops | 
                       Heron Road (S) 
Harris Avenue (S) 
St Hilary Church (N) 
New Road (E) 
New Road (SW) 
Rhyl Road (NW) 
                     | 
                  
| Roads in this postcode | |
| Number of UPRNs | 24 View | 
| Known addresses | 
                       27 Harlech Road, Rumney 
                            34 Harlech Road, Rumney 
                            39 Harlech Road, Rumney 
                            41 Harlech Road, Rumney 
                            43 Harlech Road, Rumney 
                            46 Harlech Road, Rumney 
                       | 
                  
| Main property type | Terraced | 
| Businesses | 
| Latitude | 51.507279 | |
|---|---|---|
| Longitude | -3.120766 | |
| Easting | 322312 | |
| Northing | 179301 | |
| Grid reference | ST223793 | |
| UTM reference | 30U 491618 5706245 | |
| what3words | slope.appeal.jukebox | |
| FixPhrase | cringing lure scorebook uncanny | |
| Plus code | 9C3RGV4H+WM | |
| Altitude | 13 metres (42 feet) | |
| Sunrise (today) | 7:12 | |
| Sunset (today) | 16:42 | |
| Distance away | ||
| Distance to sea | 1.7 KMs (1.1 miles) | 
| Parish | Rumney | W04001004 | 
|---|---|---|
| Ward | Rumney | W05001294 | 
| Unitary Authority | Cardiff | W06000015 | 
| County | South Glamorgan | W11000007 | 
| Constituency (2024) | Cardiff East | W07000089 | 
| MP | Jo Stevens | Labour | 
| Police force | South Wales | |
| Water company | Dwr Cymru Welsh Water | |
| NUTS/ITL 3 | Cardiff and Vale of Glamorgan | |
| NUTS/ITL 2 | South East Wales | |
| NUTS/ITL 1 | Wales | |
| Country | Wales | W92000004 | 
| Date introduced | June 1999 | 
|---|---|
| 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) | 57 | |
|---|---|---|
| Households (2011) | 24 | |
| 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) | Cardiff | W45001208 | 
| Census output area (2021) | W00009624 | |
| Census output area (2011) | 8D2 | |
| Lower layer super output area (2021) | Cardiff 016B | W01001867 | 
| Lower layer super output area (2011) | Cardiff 016B | W01001867 | 
| Middle layer super output area (2021) | Trowbridge | W02000382 | 
| Middle layer super output area (2011) | Trowbridge | W02000382 | 
| Travel to work area | Cardiff | W22000024 | 
| Average property price in Cardiff | £222,873 | 
|---|---|
| Annual change | 2.8% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 46 Harlech Road, Rumney | Semi-detached (freehold) | Feb 2025 | £258,000 | 
| Semi-detached (freehold) | Feb 2015 | £110,000 | |
| 41 Harlech Road, Rumney | Terraced (freehold) | Nov 2020 | £180,000 | 
| Terraced (freehold) | Dec 2009 | £120,000 | |
| Terraced (freehold) | Apr 2009 | £87,000 | |
| 43 Harlech Road, Rumney | Terraced (freehold) | Nov 2017 | £139,000 | 
| 34 Harlech Road, Rumney | Terraced (freehold) | Oct 2006 | £105,000 | 
| 39 Harlech Road, Rumney | Terraced (freehold) | Sep 2003 | £75,950 | 
| 27 Harlech Road, Rumney | Semi-detached (freehold) | Jan 2002 | £45,000 |