| 111, William Street, Ystrad, Pentre | Freehold | 113 m² | £110,000 (2021) |
| 112, William Street, Ystrad, Pentre | - | 125 m² | - |
| 113, William Street, Ystrad, Pentre | Freehold | 142 m² | £60,000 (2021) |
| 115, William Street, Ystrad, Pentre | Freehold | 114 m² | £71,500 (2011) |
| 116, William Street, Ystrad, Pentre | Freehold | 72 m² | £80,000 (2022) |
| 118, William Street, Ystrad, Pentre | Freehold | 159 m² | £80,000 (2013) |
| 119, William Street, Ystrad, Pentre | - | 170 m² | - |
| 120, William Street, Ystrad, Pentre | - | 62 m² | - |
| 121 William Street, Ystrad, Pentre | Freehold | 95 m² | £93,000 (2021) |
| 123, William Street, Ystrad, Pentre | Freehold | 86 m² | £75,000 (2006) |
| 126 William Street, Ystrad, Pentre | Freehold | 92 m² | £68,000 (2024) |
| 129, William Street, Ystrad, Pentre | Freehold | 76 m² | £39,950 (2017) |
| 130, William Street, Ystrad, Pentre | - | 34 m² | - |
| 130A William Street, Ystrad, Pentre | - | 35 m² | - |
| 130B William Street, Ystrad, Pentre | - | 85 m² | - |
| 131, William Street, Ystrad, Pentre | - | 90 m² | - |
| 133, William Street, Ystrad, Pentre | Freehold | 96 m² | £53,000 (2016) |
| 134, William Street, Ystrad, Pentre | Freehold | 85 m² | £56,500 (2006) |
| 135, William Street, Ystrad, Pentre | Freehold | 77 m² | £50,000 (2017) |
| 136, William Street, Ystrad, Pentre | Freehold | 78 m² | £94,000 (2022) |
| 137, William Street, Ystrad, Pentre | - | 118 m² | - |