| 30A, Trevethick Street, Merthyr Tydfil | - | 77 m² | - |
| 31 Trevethick Street, Merthyr Tydfil | Freehold | 74 m² | £32,000 (2006) |
| 33 Trevethick Street, Merthyr Tydfil | Freehold | 79 m² | £45,000 (2010) |
| 35 Trevethick Street, Merthyr Tydfil | Freehold | 146 m² | £98,000 (2019) |
| 39 Trevethick Street, Merthyr Tydfil | Freehold | 61 m² | £48,000 (2014) |
| 41, Trevethick Street, Merthyr Tydfil | Freehold | 75 m² | £117,500 (2025) |
| 45 Trevethick Street, Merthyr Tydfil | Freehold | 84 m² | £90,000 (2023) |
| 51 Trevethick Street, Merthyr Tydfil | Freehold | 65 m² | £58,000 (2012) |
| 53, Trevethick Street, Merthyr Tydfil | - | 57 m² | - |
| 55, Trevethick Street, Merthyr Tydfil | Freehold | 75 m² | £46,000 (2010) |
| 59, Trevethick Street, Merthyr Tydfil | Freehold | 84 m² | £53,000 (2013) |
| 63 Trevethick Street, Merthyr Tydfil | Freehold | 66 m² | £83,000 (2023) |
| 65 Trevethick Street, Merthyr Tydfil, Merthyr Tydfil | - | 92 m² | - |
| 67 Trevethick Street, Merthyr Tydfil | Freehold | 86 m² | £135,000 (2025) |
| 71, Trevethick Street, Merthyr Tydfil | Freehold | 62 m² | £60,000 (2020) |
| 75, Trevethick Street, Merthyr Tydfil | Freehold | 56 m² | £44,950 (2003) |
| 79, Trevethick Street, Merthyr Tydfil | Freehold | 83 m² | £68,500 (2018) |
| 81, Trevethick Street, Merthyr Tydfil | Freehold | 72 m² | £82,500 (2021) |
| 83, Trevethick Street, Merthyr Tydfil | - | 71 m² | - |
| 85, Trevethick Street, Merthyr Tydfil | Freehold | 82 m² | £54,000 (2010) |
| 87, Trevethick Street, Merthyr Tydfil | Freehold | 80 m² | £73,500 (2007) |
| 89 Trevethick Street, Merthyr Tydfil | - | 88 m² | - |
| 91, Trevethick Street, Merthyr Tydfil | Freehold | 86 m² | £49,000 (2005) |
| 93, Trevethick Street, Merthyr Tydfil | Freehold | 71 m² | £70,000 (2019) |
| 95, Trevethick Street, Merthyr Tydfil | Freehold | 73 m² | £30,000 (2016) |
| 99, Trevethick Street, Merthyr Tydfil | Freehold | 72 m² | £41,000 (2016) |
| 103, Trevethick Street, Merthyr Tydfil | Freehold | 123 m² | £97,500 (2018) |