| 2, Dumfries Street, Treorchy | - | 97 m² | - |
| 3, Dumfries Street, Treorchy | Freehold | 114 m² | £50,000 (2013) |
| 5, Dumfries Street, Treorchy | Freehold | 95 m² | £114,500 (2017) |
| 6, Dumfries Street, Treorchy | - | 98 m² | - |
| 8, Dumfries Street, Treorchy | Freehold | 94 m² | £145,000 (2018) |
| 9, Dumfries Street, Treorchy | Freehold | 108 m² | £110,000 (2011) |
| 11 Dumfries Street, Treorchy | - | 141 m² | - |
| 12 Dumfries Street, Treorchy | Freehold | 102 m² | £180,000 (2024) |
| 13, Dumfries Street, Treorchy | - | 100 m² | - |
| 14, Dumfries Street, Treorchy | Freehold | 112 m² | £65,000 (2012) |
| 15 Dumfries Street, Treorchy | Freehold | 98 m² | £143,000 (2024) |
| 17 Dumfries Street, Treorchy | Freehold | 87 m² | £225,000 (2025) |
| 173, Dumfries Street, Treorchy | Freehold | 102 m² | £95,000 (2015) |
| 174, Dumfries Street, Treorchy | Freehold | 89 m² | £62,000 (2015) |
| 176, Dumfries Street, Treorchy | Freehold | 107 m² | £79,250 (2017) |
| 178, Dumfries Street, Treorchy | Freehold | 121 m² | £115,000 (2008) |
| 180, Dumfries Street, Treorchy | Freehold | 131 m² | £37,000 (2002) |
| 182, Dumfries Street, Treorchy | Freehold | 103 m² | £60,000 (2016) |
| 185, Dumfries Street, Treorchy | - | 98 m² | - |
| 187, Dumfries Street, Treorchy | Freehold | 101 m² | £115,000 (2021) |
| 189 Dumfries Street, Treorchy | Freehold | 98 m² | £210,000 (2025) |
| 190, Dumfries Street, Treorchy | Freehold | 116 m² | £10,000 (1998) |
| 191, Dumfries Street, Treorchy | Freehold | 95 m² | £102,500 (2015) |
| 192, Dumfries Street, Treorchy | Freehold | 89 m² | £93,750 (2011) |