| Postcode | CF23 5QQ | 
|---|---|
| Post Town | Cardiff | 
| Nearest station | Heath Low Level (0 km) | 
| Bus stops | 
                       Jellicoe Gardens (S) 
Jellicoe Gardens (N) 
Lake Road North (E) 
Cardiff High School (NW) 
Cardiff High School (SE) 
Celyn Avenue (NW) 
                     | 
                  
| Roads in this postcode | |
| Number of UPRNs | 14 View | 
| Known addresses | 
                       1 Keyes Avenue, Cardiff 
                            2 Keyes Avenue, Cardiff 
                            5 Keyes Avenue, Cardiff 
                            7 Keyes Avenue, Cardiff 
                            8 Keyes Avenue, Cardiff 
                            12 Keyes Avenue, Cardiff 
                            16 Keyes Avenue, Cardiff 
                       | 
                  
| Main property type | Semi-detached | 
| Businesses | 
| Latitude | 51.514915 | |
|---|---|---|
| Longitude | -3.178412 | |
| Easting | 318325 | |
| Northing | 180213 | |
| Grid reference | ST183802 | |
| UTM reference | 30U 487619 5707103 | |
| what3words | wash.notes.paused | |
| FixPhrase | cringing lure selection violator | |
| Plus code | 9C3RGR7C+XJ | |
| Altitude | 29 metres (95 feet) | |
| Sunrise (today) | 7:12 | |
| Sunset (today) | 16:42 | |
| Distance away | ||
| Distance to sea | 4.9 KMs (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) | 32 | |
|---|---|---|
| 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) | Cardiff | W45001208 | 
| Census output area (2021) | W00008966 | |
| Census output area (2011) | 6A1 | |
| Lower layer super output area (2021) | Cardiff 019C | W01001734 | 
| Lower layer super output area (2011) | Cardiff 019C | W01001734 | 
| Middle layer super output area (2021) | Cyncoed South & Roath Park | W02000385 | 
| Middle layer super output area (2011) | Cyncoed South & Roath Park | W02000385 | 
| Travel to work area | Cardiff | W22000024 | 
| Average property price in Cardiff | £222,873 | 
|---|---|
| Annual change | 2.8% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 2 Keyes Avenue, Cardiff | Semi-detached (freehold) | Nov 2022 | £585,000 | 
| 1 Keyes Avenue, Cardiff | Semi-detached (freehold) | Aug 2019 | £508,000 | 
| 8 Keyes Avenue, Cardiff | Semi-detached (freehold) | Jul 2018 | £400,000 | 
| 7 Keyes Avenue, Cardiff | Detached (freehold) | Oct 2010 | £375,000 | 
| 16 Keyes Avenue, Cardiff | Semi-detached (freehold) | Sep 2010 | £340,000 | 
| Semi-detached (freehold) | Oct 2006 | £322,000 | |
| Semi-detached (freehold) | Jul 1996 | £97,000 | |
| 5 Keyes Avenue, Cardiff | Semi-detached (freehold) | Oct 2000 | £172,500 | 
| 12 Keyes Avenue, Cardiff | Semi-detached (freehold) | Jan 1996 | £95,500 |