| Postcode | CF14 1HW | 
|---|---|
| Post Town | Cardiff | 
| Nearest station | Birchgrove (2 km) | 
| Bus stops | The Philog (NW) Cross Inn (N) Celtic Road (N) Cross Inn (S) Appledore Road (W) Birchgrove Road (SW) | 
| Roads in this postcode | |
| Number of UPRNs | 15 View | 
| Known addresses | 2 Llwyn Derw Road, Cardiff 3 Llwyn Derw Road, Cardiff 6 Llwyn Derw Road, Cardiff 7 Llwyn Derw Road, Cardiff 8 Llwyn Derw Road, Cardiff 10 Llwyn Derw Road, Cardiff 14 Llwyn Derw Road, Cardiff 16 Llwyn Derw Road, Cardiff | 
| Main property type | Semi-detached | 
| Businesses | 
| Latitude | 51.50733 | |
|---|---|---|
| Longitude | -3.201862 | |
| Easting | 316684 | |
| Northing | 179396 | |
| Grid reference | ST166793 | |
| UTM reference | 30U 485990 5706263 | |
| what3words | tree.oppose.violin | |
| FixPhrase | cringing lurch scored unblock | |
| Plus code | 9C3RGQ4X+W7 | |
| Altitude | 33 metres (108 feet) | |
| Sunrise (today) | 7:05 | |
| Sunset (today) | 16:49 | |
| Distance away | ||
| Distance to sea | 5.2 KMs (3.3 miles) | 
| Parish | Whitchurch | W04000866 | 
|---|---|---|
| Ward | Whitchurch and Tongwynlais | W05001297 | 
| 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) | 22 | |
|---|---|---|
| Households (2011) | 12 | |
| 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) | W00009735 | |
| Census output area (2011) | 5A2 | |
| Lower layer super output area (2021) | Cardiff 021D | W01001890 | 
| Lower layer super output area (2011) | Cardiff 021D | W01001890 | 
| Middle layer super output area (2021) | Birchgrove | W02000387 | 
| Middle layer super output area (2011) | Birchgrove | W02000387 | 
| Travel to work area | Cardiff | W22000024 | 
| Average property price in Cardiff | £221,509 | 
|---|---|
| Annual change | 2.2% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 16 Llwyn Derw Road, Cardiff | Semi-detached (leasehold) | Sep 2023 | £369,950 | 
| Semi-detached (freehold) | Sep 2023 | £369,950 | |
| 8 Llwyn Derw Road, Cardiff | Semi-detached (freehold) | Aug 2023 | £407,000 | 
| Semi-detached (freehold) | May 2016 | £278,000 | |
| 7 Llwyn Derw Road, Cardiff | Semi-detached (freehold) | Feb 2021 | £324,676 | 
| Semi-detached (freehold) | Feb 2018 | £287,500 | |
| 14 Llwyn Derw Road, Cardiff | Semi-detached (freehold) | Aug 2020 | £280,000 | 
| Semi-detached (freehold) | Nov 2013 | £207,000 | |
| 6 Llwyn Derw Road, Cardiff | Semi-detached (freehold) | Jun 2018 | £300,000 | 
| Semi-detached (freehold) | Mar 2012 | £200,000 | |
| 2 Llwyn Derw Road, Cardiff | Semi-detached (freehold) | Aug 2015 | £199,950 | 
| 3 Llwyn Derw Road, Cardiff | Semi-detached (freehold) | Jun 2013 | £239,000 | 
| 10 Llwyn Derw Road, Cardiff | Semi-detached (freehold) | Aug 2003 | £107,000 | 
| Semi-detached (freehold) | Jun 2001 | £110,000 |