| 1, St. Helens Avenue, Swansea | Freehold | 154 m² | £253,000 (2021) |
| 2 St. Helens Avenue, Swansea | Freehold | 145 m² | £189,950 (2006) |
| 3 St. Helens Avenue, Swansea | Freehold | 161 m² | £135,000 (2016) |
| 4, St. Helens Avenue, Swansea | Freehold | 144 m² | £252,000 (2024) |
| 5 St. Helens Avenue, Swansea | Freehold | 140 m² | £285,000 (2025) |
| 6 St. Helens Avenue, Swansea | Freehold | 184 m² | £170,000 (2008) |
| 7 St. Helens Avenue, Swansea | Freehold | 154 m² | £54,000 (1997) |
| 8, St. Helens Avenue, Swansea | Freehold | 156 m² | £185,000 (2020) |
| 9 St. Helens Avenue, Swansea | Freehold | 148 m² | £130,000 (2012) |
| 10 St. Helens Avenue, Swansea | Freehold | 161 m² | £79,950 (2001) |
| 11 St. Helens Avenue, Swansea | - | 166 m² | - |
| 12 St. Helens Avenue, Swansea | Freehold | 157 m² | £148,500 (2011) |
| 13 St. Helens Avenue, Swansea | Freehold | 164 m² | £209,000 (2020) |
| 14 St. Helens Avenue, Swansea | Freehold | 149 m² | £120,000 (2010) |
| 15 St. Helens Avenue, Swansea | Freehold | 153 m² | £168,000 (2010) |
| 16, St. Helens Avenue, Swansea | Freehold | 119 m² | £155,000 (2016) |
| 17 St. Helens Avenue, Swansea | Freehold | 135 m² | £150,000 (2009) |
| 18, St. Helens Avenue, Swansea | Freehold | 162 m² | £152,000 (2008) |
| 19 St. Helens Avenue, Swansea | Freehold | 168 m² | £198,500 (2015) |
| 22, St. Helens Avenue, Swansea | Freehold | 114 m² | £141,500 (2012) |
| 24, St. Helens Avenue, Swansea | Freehold | 173 m² | £127,000 (2009) |
| 25 St. Helens Avenue, Swansea | Freehold | 119 m² | £92,500 (2002) |
| 25A St. Helens Avenue, Swansea | - | 76 m² | - |
| 25B St. Helens Avenue, Swansea | - | 91 m² | - |
| 26 St. Helens Avenue, Swansea | - | 144 m² | - |
| 27, St. Helens Avenue, Swansea | Freehold | 165 m² | £200,000 (2019) |
| 28, St. Helens Avenue, Swansea | Freehold | 135 m² | £158,000 (2004) |
| 29, St. Helens Avenue, Swansea | - | 154 m² | - |
| 31 St. Helens Avenue, Swansea | - | 152 m² | - |
| 32, St. Helens Avenue, Swansea | Freehold | 157 m² | £189,000 (2010) |
| Flat 2, 20 St. Helens Avenue, Swansea | - | 96 m² | - |