| 142 St. Helens Avenue, Swansea | Freehold | 93 m² | £105,000 (2016) |
| 144 St. Helens Avenue, Swansea | Freehold | 121 m² | £108,000 (2014) |
| 145 St. Helens Avenue, Swansea | Freehold | 116 m² | £235,000 (2023) |
| 147 St. Helens Avenue, Swansea | Freehold | 109 m² | £71,566 (2025) |
| 148 St. Helens Avenue, Swansea | Freehold | 108 m² | £125,000 (2011) |
| 149 St. Helens Avenue, Swansea | Freehold | 87 m² | £80,000 (2006) |
| 151, St. Helens Avenue, Swansea | Freehold | 82 m² | £85,000 (2020) |
| 152 St. Helens Avenue, Swansea | Freehold | 121 m² | £190,000 (2014) |
| 153 St Helens Avenue, Brynmill, Swansea, Swansea | - | 125 m² | - |
| 154, St. Helens Avenue, Swansea | Freehold | 125 m² | £175,000 (2022) |
| 155, St. Helens Avenue, Swansea | Freehold | 103 m² | £104,000 (2003) |
| 157 St. Helens Avenue, Swansea | - | 124 m² | - |
| 158, St. Helens Avenue, Swansea | Freehold | 118 m² | £147,000 (2010) |
| 159 St. Helens Avenue, Swansea | Freehold | 140 m² | £244,000 (2026) |
| 161, St. Helens Avenue, Swansea | Freehold | 134 m² | £207,500 (2024) |
| 162, St. Helens Avenue, Swansea | Freehold | 102 m² | £215,000 (2022) |
| 164, St. Helens Avenue, Swansea | - | 102 m² | - |
| 166, St. Helens Avenue, Swansea | Freehold | 95 m² | £100,000 (2014) |
| 167, St. Helens Avenue, Swansea | Freehold | 120 m² | £100,000 (2005) |
| 168, St. Helens Avenue, Swansea | Freehold | 137 m² | £133,000 (2005) |
| 169, St. Helens Avenue, Swansea | Freehold | 104 m² | £210,000 (2021) |
| 170, St. Helens Avenue, Swansea | Freehold | 122 m² | £45,000 (1995) |
| 171 St. Helens Avenue, Swansea | - | 123 m² | - |
| 172 St Helens Avenue, Brynmill, Swansea, Swansea | Freehold | 110 m² | £38,500 (1996) |
| 173, St. Helens Avenue, Swansea | - | 56 m² | - |
| Basement Flat, 157 St Helens Avenue, Brynmill, Swansea | - | 45 m² | - |
| Ground Floor Flat 143, St Helens Avenue, Swansea | Freehold | 49 m² | £95,000 (2005) |