| 13 Mill Street, Aberdare | - | 81 m² | - |
| 14, Mill Street, Aberdare | Freehold | 87 m² | £45,000 (2002) |
| 15 Mill Street, Aberdare | Freehold | 75 m² | £110,000 (2024) |
| 16 Mill Street, Aberdare | Freehold | 79 m² | £154,000 (2022) |
| 16A Mill Street, Aberdare | Freehold | 64 m² | £73,000 (2016) |
| 16B, Mill Street, Aberdare | Freehold | 47 m² | £105,000 (2025) |
| 17 Mill Street, Aberdare | - | 43 m² | - |
| 18, Mill Street, Aberdare | Freehold | 51 m² | £39,999 (2018) |
| 19, Mill Street, Aberdare | Freehold | 56 m² | £68,000 (2009) |
| 20, Mill Street, Aberdare | Freehold | 68 m² | £73,500 (2018) |
| 22 Mill Street, Aberdare | Freehold | 86 m² | £177,500 (2024) |
| 24, Mill Street, Aberdare | Freehold | 38 m² | £70,000 (2012) |
| 25, Mill Street, Aberdare | Freehold | 43 m² | £30,250 (2005) |
| 28 Mill Street, Aberdare | Freehold | 70 m² | £63,000 (2015) |
| 29, Mill Street, Aberdare | Freehold | 82 m² | £128,000 (2021) |
| 30 Mill Street, Aberdare | Freehold | 81 m² | £139,500 (2023) |
| 36, Mill Street, Aberdare | Freehold | 71 m² | £79,950 (2014) |
| 37, Mill Street, Aberdare | Freehold | 72 m² | £86,500 (2007) |
| 47, Mill Street, Aberdare | - | 93 m² | - |
| 48, Mill Street, Aberdare | Freehold | 84 m² | £110,000 (2019) |
| 52, Mill Street, Aberdare | Freehold | 116 m² | £150,000 (2025) |
| 58A Bell Cottages, Mill Street, Aberdare | Freehold | 49 m² | £38,000 (2018) |
| 58B, Mill Street, Trecynon, Aberdare | Freehold | 56 m² | £122,500 (2024) |
| 58C Bell Cottages, Mill Street, Aberdare | Freehold | 61 m² | £80,000 (2021) |
| 58D Bell Cottages, Mill Street, Aberdare | - | 63 m² | - |
| 59, Mill Street, Aberdare | Freehold | 72 m² | £70,000 (2011) |
| 60, Mill Street, Aberdare | Freehold | 111 m² | £47,500 (2002) |
| 62 Mill Street, Aberdare | Freehold | 47 m² | £131,000 (2025) |
| 64, Mill Street, Aberdare | - | 96 m² | - |
| 64A, Mill Street, Aberdare | - | 61 m² | - |
| 65 Mill Street, Aberdare | Freehold | 124 m² | £86,000 (2021) |