| Postcode | SA3 4RE | 
|---|---|
| Post Town | Swansea | 
| Nearest station | Swansea (8 km) | 
| Bus stops | 
                       Caswell Drive (SE) 
Caswell Drive (NW) 
Caswell Avenue (NE) 
Caswell Avenue (SW) 
Summerland Lane (NW) 
Long Shepherds Drive (W) 
                     | 
                  
| Roads in this postcode | |
| Number of UPRNs | 8 View | 
| Known addresses | 
                       Bye Ways, Hillgrove, Caswell 
                            35 Hillgrove, Caswell 
                       | 
                  
| Main property type | Detached | 
| Businesses | 
                     
                        No businesses found
                     
                   | 
                
| Latitude | 51.569855 | |
|---|---|---|
| Longitude | -4.021345 | |
| Easting | 260007 | |
| Northing | 187602 | |
| Grid reference | SS600876 | |
| UTM reference | 30U 429214 5713692 | |
| what3words | interviewer.loose.money | |
| FixPhrase | cringing lumpish starship washed | |
| Plus code | 9C3QHX9H+WF | |
| Altitude | 65 metres (214 feet) | |
| Sunrise (today) | 7:16 | |
| Sunset (today) | 16:45 | |
| Distance away | ||
| Distance to sea | 0.1 KMs (0.1 miles) | 
| Parish | Mumbles | W04000583 | 
|---|---|---|
| Ward | Mumbles | W05001056 | 
| Unitary Authority | Swansea | W06000011 | 
| County | West Glamorgan | W11000008 | 
| Constituency (2024) | Gower | W07000097 | 
| MP | Tonia Antoniazzi | Labour | 
| Police force | South Wales | |
| Water company | Dwr Cymru Welsh Water | |
| NUTS/ITL 3 | Swansea | |
| NUTS/ITL 2 | Mid and South West Wales | |
| NUTS/ITL 1 | Wales | |
| Country | Wales | W92000004 | 
| Date introduced | January 1980 | 
|---|---|
| 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) | 11 | |
|---|---|---|
| Households (2011) | 5 | |
| 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) | Swansea | W45001113 | 
| Census output area (2021) | W00004404 | |
| Census output area (2011) | 6A4 | |
| Lower layer super output area (2021) | Swansea 031B | W01000824 | 
| Lower layer super output area (2011) | Swansea 031B | W01000824 | 
| Middle layer super output area (2021) | Mumbles & Newton | W02000198 | 
| Middle layer super output area (2011) | Mumbles & Newton | W02000198 | 
| Travel to work area | Swansea | W22000032 | 
| Average property price in Swansea | £199,164 | 
|---|---|
| Annual change | 2.0% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| Bye Ways, Hillgrove, Caswell | Detached (freehold) | Jun 2017 | £545,000 | 
| 35 Hillgrove, Caswell | Detached (freehold) | Apr 2010 | £680,000 |