| 1, Herbert Street, Treorchy | Freehold | 86 m² | £33,000 (1996) |
| 2, Herbert Street, Treorchy | Freehold | 81 m² | £107,000 (2016) |
| 3 Herbert Street, Treorchy | - | 88 m² | - |
| 5, Herbert Street, Treorchy | Freehold | 106 m² | £122,000 (2012) |
| 6, Herbert Street, Treorchy | - | 89 m² | - |
| 9 Herbert Street, Treorchy | Freehold | 104 m² | £250,000 (2024) |
| 11, Herbert Street, Treorchy | Freehold | 101 m² | £120,000 (2011) |
| 12, Herbert Street, Treorchy | Freehold | 93 m² | £115,000 (2018) |
| 13 Herbert Street, Treorchy | Freehold | 115 m² | £120,000 (2007) |
| 17, Herbert Street, Treorchy | - | 74 m² | - |
| 18, Herbert Street, Treorchy | Freehold | 69 m² | £80,000 (2006) |
| 19 Herbert Street, Treorchy | - | 87 m² | - |
| 23, Herbert Street, Treorchy | Freehold | 87 m² | £145,000 (2019) |
| 24, Herbert Street, Treorchy | - | 108 m² | - |
| 26, Herbert Street, Treorchy | - | 101 m² | - |
| 27 Herbert Street, Treorchy | Freehold | 80 m² | £45,000 (2011) |
| 29, Herbert Street, Treorchy | Freehold | 96 m² | £85,000 (2016) |
| 33, Herbert Street, Treorchy | Freehold | 104 m² | £212,000 (2024) |
| 38, Herbert Street, Treorchy | Freehold | 120 m² | £138,000 (2020) |
| 39 Herbert Street, Treorchy | Freehold | 106 m² | £197,500 (2023) |
| 41, Herbert Street, Treorchy | Freehold | 98 m² | £120,000 (2022) |
| 42, Herbert Street, Treorchy | Freehold | 95 m² | £56,500 (2003) |