| Postcode | CF3 6YA | 
|---|---|
| Post Town | Cardiff | 
| Nearest station | Llanishen (4 km) | 
| Bus stops | 
                       Church Road 3 (SW) 
Heol Bennett (NW) 
Training Centre (SE) 
Church Road 1 (NE) 
Church Road 2 (SW) 
Heol Booths 1 (SE) 
                     | 
                  
| Roads in this postcode | |
| Number of UPRNs | 79 View | 
| Known addresses | 
                       Basil's Court, Church Road, Old St Mellons 
                            Church Farm House, Church Road, Old St Mellons 
                            Fox Dell, Church Road, Old St Mellons 
                            Fox Hollow, Church Road, Old St Mellons 
                            The Burrow, Church Road, Old St Mellons 
                            The Foxborough, Church Road, Old St Mellons 
                            The Foxglove, Church Road, Old St Mellons 
                            The Glebe, Church Road, Old St Mellons 
                            1 Church Road, Old St Mellons 
                            2 Church Road, Old St Mellons 
                            3 Church Road, Old St Mellons 
                            4 Church Road, Old St Mellons 
                            5 Church Road, Old St Mellons 
                            6 Church Road, Old St Mellons 
                            7 Church Road, Old St Mellons 
                            8 Church Road, Old St Mellons 
                            9 Church Road, Old St Mellons 
                            10 Church Road, Old St Mellons 
                            11 Church Road, Old St Mellons 
                            12 Church Road, Old St Mellons 
                            13 Church Road, Old St Mellons 
                            14 Church Road, Old St Mellons 
                            15 Church Road, Old St Mellons 
                            16 Church Road, Old St Mellons 
                            17 Church Road, Old St Mellons 
                            18 Church Road, Old St Mellons 
                            19 Church Road, Old St Mellons 
                            20 Church Road, Old St Mellons 
                            21 Church Road, Old St Mellons 
                            22 Church Road, Old St Mellons 
                            23 Church Road, Old St Mellons 
                            24 Church Road, Old St Mellons 
                            25 Church Road, Old St Mellons 
                            26 Church Road, Old St Mellons 
                            27 Church Road, Old St Mellons 
                            28 Church Road, Old St Mellons 
                            29 Church Road, Old St Mellons 
                            30 Church Road, Old St Mellons 
                            31 Church Road, Old St Mellons 
                            32 Church Road, Old St Mellons 
                            33 Church Road, Old St Mellons 
                            34 Church Road, Old St Mellons 
                            35 Church Road, Old St Mellons 
                            36 Church Road, Old St Mellons 
                            37 Church Road, Old St Mellons 
                            38 Church Road, Old St Mellons 
                            40 Church Road, Old St Mellons 
                            42 Church Road, Old St Mellons 
                            44 Church Road, Old St Mellons 
                            46 Church Road, Old St Mellons 
                            48 Church Road, Old St Mellons 
                            50 Church Road, Old St Mellons 
                            52 Church Road, Old St Mellons 
                            54 Church Road, Old St Mellons 
                            56 Church Road, Old St Mellons 
                            58 Church Road, Old St Mellons 
                       | 
                  
| Main property type | Semi-detached | 
| Businesses | 
| Latitude | 51.532708 | |
|---|---|---|
| Longitude | -3.123583 | |
| Easting | 322160 | |
| Northing | 182132 | |
| Grid reference | ST221821 | |
| UTM reference | 30U 491427 5709073 | |
| what3words | stole.combining.bikes | |
| FixPhrase | cringing lure simmering unwound | |
| Plus code | 9C3RGVMG+3H | |
| Altitude | 36 metres (117 feet) | |
| Sunrise (today) | 7:12 | |
| Sunset (today) | 16:42 | |
| Distance away | ||
| Distance to sea | 4.3 KMs (2.7 miles) | 
| Parish | Old St. Mellons | W04000888 | 
|---|---|---|
| Ward | Pontprennau and Old St Mellons | W05001290 | 
| Unitary Authority | Cardiff | W06000015 | 
| County | South Glamorgan | W11000007 | 
| Constituency (2024) | Cardiff North | W07000090 | 
| MP | Anna McMorrin | 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) | 10 | |
|---|---|---|
| Households (2011) | 4 | |
| 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) | W00010644 | |
| Census output area (2011) | 5A2 | |
| Lower layer super output area (2021) | Cardiff 003F | W01002017 | 
| Lower layer super output area (2011) | Cardiff 003C | W01001843 | 
| Middle layer super output area (2021) | Pontprennau | W02000369 | 
| Middle layer super output area (2011) | Pontprennau | W02000369 | 
| Travel to work area | Cardiff | W22000024 | 
| Average property price in Cardiff | £222,873 | 
|---|---|
| Annual change | 2.8% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 12 Church Road, Old St Mellons | Semi-detached (freehold) | May 2025 | £330,000 | 
| New build semi-detached (freehold) | Jul 2018 | £254,995 | |
| 38 Church Road, Old St Mellons | Semi-detached (freehold) | Apr 2025 | £305,000 | 
| Semi-detached (freehold) | Aug 2019 | £249,950 | |
| New build semi-detached (freehold) | Dec 2017 | £235,000 | |
| 18 Church Road, Old St Mellons | Semi-detached (leasehold) | Jul 2024 | £319,000 | 
| New build semi-detached (leasehold) | May 2017 | £255,000 | |
| 54 Church Road, Old St Mellons | Semi-detached (freehold) | Mar 2024 | £300,000 | 
| New build semi-detached (freehold) | Dec 2017 | £235,000 | |
| 2 Church Road, Old St Mellons | New build detached (freehold) | Jun 2023 | £408,000 | 
| 19 Church Road, Old St Mellons | Terraced (leasehold) | Nov 2022 | £281,000 | 
| New build terraced (leasehold) | Apr 2017 | £219,995 | |
| 11 Church Road, Old St Mellons | Semi-detached (leasehold) | Sep 2022 | £267,000 | 
| New build semi-detached (leasehold) | Apr 2017 | £223,000 | |
| 25 Church Road, Old St Mellons | Terraced (leasehold) | Sep 2022 | £285,500 | 
| New build terraced (leasehold) | May 2017 | £219,995 | |
| 14 Church Road, Old St Mellons | Semi-detached (freehold) | Aug 2022 | £265,000 | 
| New build semi-detached (freehold) | Dec 2017 | £235,000 | |
| 42 Church Road, Old St Mellons | Semi-detached (freehold) | Mar 2022 | £288,000 | 
| New build semi-detached (freehold) | Dec 2017 | £240,000 |