| 1 Llewellyn Street, Gilfach Goch, Porth | - | 80 m² | - |
| 4 Llewellyn Street, Gilfach Goch, Porth | - | 87 m² | - |
| 5, Llewellyn Street, Gilfach Goch, Porth | - | 91 m² | - |
| 6, Llewellyn Street, Gilfach Goch, Porth | Freehold | 129 m² | £90,000 (2014) |
| 9 Llewellyn Street, Gilfach Goch, Porth | - | 75 m² | - |
| 10, Llewellyn Street, Gilfach Goch, Porth | - | 92 m² | - |
| 11, Llewellyn Street, Gilfach Goch, Porth | Freehold | 101 m² | £104,000 (2016) |
| 12 Llewellyn Street, Gilfach Goch, Porth | Leasehold | 118 m² | £60,000 (2019) |
| 14 Llewellyn Street, Gilfach Goch, Porth | - | 75 m² | - |
| 15 Llewellyn Street, Gilfach Goch, Porth | - | 79 m² | - |
| 17 Llewellyn Street, Gilfach Goch, Porth | - | 97 m² | - |
| 18, Llewellyn Street, Gilfach Goch, Porth | - | 88 m² | - |
| 20, Llewellyn Street, Gilfach Goch, Porth | Leasehold | 110 m² | £38,500 (1996) |
| 23, Llewellyn Street, Gilfach Goch, Porth | Leasehold | 72 m² | £41,000 (2000) |
| 25, Llewellyn Street, Gilfach Goch, Porth | Freehold | 86 m² | £88,000 (2018) |
| 27 Llewellyn Street, Gilfach Goch, Porth | Leasehold | 81 m² | £70,000 (2012) |
| 29, Llewellyn Street, Gilfach Goch, Porth | Freehold | 65 m² | £64,000 (2005) |
| 31 Llewellyn Street, Gilfach Goch, Porth | - | 79 m² | - |
| 35, Llewellyn Street, Gilfach Goch, Porth | Freehold | 113 m² | £130,000 (2024) |
| 37, Llewellyn Street, Gilfach Goch, Porth | - | 71 m² | - |
| 39 Llewellyn Street, Gilfach Goch, Porth | - | 96 m² | - |
| 43 Llewellyn Street, Gilfach Goch, Porth | Freehold | 76 m² | £90,000 (2023) |
| 45, Llewellyn Street, Gilfach Goch, Porth | Freehold | 131 m² | £200,000 (2022) |
| 47 Llewellyn Street, Gilfach Goch, Porth | - | 85 m² | - |
| 53, Llewellyn Street, Gilfach Goch, Porth | Freehold | 104 m² | £88,000 (2014) |
| 57 Llewellyn Street, Gilfach Goch, Porth | Leasehold | 81 m² | £30,500 (1998) |
| 59, Llewellyn Street, Gilfach Goch, Porth | Freehold | 66 m² | £117,000 (2020) |