| Postcode | CF23 6QT | 
|---|---|
| Post Town | Cardiff | 
| Nearest station | Llanishen (1 km) | 
| Bus stops | Hackerford Road (N) Hackerford Rd (S) Cyncoed Village (S) Cyncoed Village (NE) Cyncoed Village (SW) Hurford Place (SW) | 
| Roads in this postcode | |
| Number of UPRNs | 31 View | 
| Known addresses | 12 Blackoak Road, Cardiff 14 Blackoak Road, Cardiff 16 Blackoak Road, Cardiff 18 Blackoak Road, Cardiff 21 Blackoak Road, Cardiff 22 Blackoak Road, Cardiff 23 Blackoak Road, Cardiff 24 Blackoak Road, Cardiff 26 Blackoak Road, Cardiff 27 Blackoak Road, Cardiff 28 Blackoak Road, Cardiff 29 Blackoak Road, Cardiff 31 Blackoak Road, Cardiff 32 Blackoak Road, Cardiff 33 Blackoak Road, Cardiff 34 Blackoak Road, Cardiff 35 Blackoak Road, Cardiff 36 Blackoak Road, Cardiff 37 Blackoak Road, Cardiff 38 Blackoak Road, Cardiff 41 Blackoak Road, Cardiff 43 Blackoak Road, Cardiff | 
| Main property type | Detached | 
| Businesses | 
| Latitude | 51.528091 | |
|---|---|---|
| Longitude | -3.167293 | |
| Easting | 319120 | |
| Northing | 181666 | |
| Grid reference | ST191816 | |
| UTM reference | 30U 488394 5708566 | |
| what3words | depend.spare.origin | |
| FixPhrase | cringing lure shrapnel thirty | |
| Plus code | 9C3RGRHM+63 | |
| Altitude | 49 metres (162 feet) | |
| Sunrise (today) | 7:05 | |
| Sunset (today) | 16:49 | |
| Distance away | ||
| Distance to sea | 5.3 KMs (3.3 miles) | 
| Parish | Cyncoed | W04000997 | 
|---|---|---|
| Ward | Cyncoed | W05001275 | 
| 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) | 77 | |
|---|---|---|
| Households (2011) | 27 | |
| 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) | W00008949 | |
| Census output area (2011) | 6A4 | |
| Lower layer super output area (2021) | Cardiff 008C | W01001736 | 
| Lower layer super output area (2011) | Cardiff 008C | W01001736 | 
| Middle layer super output area (2021) | Cyncoed North | W02000374 | 
| Middle layer super output area (2011) | Cyncoed North | W02000374 | 
| Travel to work area | Cardiff | W22000024 | 
| Average property price in Cardiff | £221,509 | 
|---|---|
| Annual change | 2.2% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 28 Blackoak Road, Cardiff | Semi-detached (freehold) | Jul 2024 | £567,500 | 
| Semi-detached (freehold) | Mar 2005 | £290,000 | |
| 31 Blackoak Road, Cardiff | Detached (freehold) | Apr 2024 | £625,000 | 
| 35 Blackoak Road, Cardiff | Detached (freehold) | Mar 2024 | £620,000 | 
| Detached (freehold) | Jan 2019 | £441,000 | |
| 26 Blackoak Road, Cardiff | Semi-detached (freehold) | Feb 2024 | £360,000 | 
| 33 Blackoak Road, Cardiff | Detached (leasehold) | Jun 2021 | £502,000 | 
| 34 Blackoak Road, Cardiff | Semi-detached (freehold) | Sep 2020 | £345,650 | 
| 32 Blackoak Road, Cardiff | Semi-detached (freehold) | Dec 2019 | £338,000 | 
| 38 Blackoak Road, Cardiff | Detached (freehold) | Aug 2019 | £625,000 | 
| 36 Blackoak Road, Cardiff | Semi-detached (freehold) | Dec 2018 | £380,000 | 
| Semi-detached (freehold) | May 2010 | £235,000 | |
| 23 Blackoak Road, Cardiff | Detached (freehold) | Oct 2017 | £455,000 | 
| Detached (freehold) | Jul 2004 | £290,000 |