| 34 William Street, Swansea, SA1 3QS | Mar 2023 | £144,600 | Terraced | Freehold |
| 32 William Street, Swansea, SA1 3QS | Jul 2022 | £147,000 | Terraced | Freehold |
| 44 William Street, Swansea, SA1 3QS | Sep 2020 | £140,000 | Terraced | Freehold |
| 33 William Street, Swansea, SA1 3QS | Jun 2018 | £120,000 | Other property | Freehold |
| 41 William Street, Swansea, SA1 3QS | Dec 2017 | £145,000 | Terraced | Freehold |
| 15 William Street, Swansea, SA1 3QS | Dec 2017 | £138,450 | Terraced | Freehold |
| 16 William Street, Swansea, SA1 3QS | Oct 2017 | £114,950 | Terraced | Freehold |
| 24 William Street, Swansea, SA1 3QS | Dec 2015 | £92,500 | Semi-detached | Freehold |
| 22 William Street, Swansea, SA1 3QS | Nov 2013 | £105,000 | Terraced | Freehold |
| 12 William Street, Swansea, SA1 3QS | Oct 2013 | £124,950 | Terraced | Freehold |
| 23 William Street, Swansea, SA1 3QS | Jan 2013 | £90,000 | Terraced | Freehold |
| 36 William Street, Swansea, SA1 3QS | Jul 2012 | £115,000 | Terraced | Freehold |
| 29 William Street, Swansea, SA1 3QS | Feb 2012 | £70,000 | Terraced | Freehold |
| 31 William Street, Swansea, SA1 3QS | Jan 2012 | £85,000 | Terraced | Freehold |
| 35 William Street, Swansea, SA1 3QS | Nov 2011 | £95,000 | Terraced | Freehold |
| 42 William Street, Swansea, SA1 3QS | Dec 2009 | £122,500 | Terraced | Freehold |
| 14 William Street, Swansea, SA1 3QS | Aug 2007 | £128,000 | Terraced | Freehold |
| 28 William Street, Swansea, SA1 3QS | Jul 2007 | £97,500 | Terraced | Freehold |
| 19 William Street, Swansea, SA1 3QS | Apr 2004 | £105,000 | Terraced | Freehold |
| 18 William Street, Swansea, SA1 3QS | Jun 2001 | £52,000 | Terraced | Freehold |
| 37 William Street, Swansea, SA1 3QS | Mar 2001 | £54,950 | Terraced | Freehold |