| 1, Coplestone Street, Mountain Ash | - | 102 m² | - |
| 2 Coplestone Street, Mountain Ash | - | 102 m² | - |
| 3, Coplestone Street, Mountain Ash | Freehold | 94 m² | £87,000 (2018) |
| 4 Coplestone Street, Mountain Ash | Freehold | 101 m² | £73,000 (2025) |
| 6 Copplestone Street, Mid Glamorgan | - | 113 m² | - |
| 7 Coplestone Street, Mountain Ash | - | 102 m² | - |
| 8 Coplestone Street, Mountain Ash | - | 99 m² | - |
| 9, Coplestone Street, Mountain Ash | Freehold | 128 m² | £48,000 (2003) |
| 10 Coplestone Street, Mountain Ash | Freehold | 100 m² | £100,000 (2025) |
| 11, Coplestone Street, Mountain Ash | Freehold | 123 m² | £72,000 (2014) |
| 12, Coplestone Street, Mountain Ash | Freehold | 98 m² | £112,500 (2024) |
| 13, Coplestone Street, Mountain Ash | Freehold | 92 m² | £125,000 (2022) |
| 16 Coplestone Street, Mountain Ash | Freehold | 117 m² | £124,000 (2022) |
| 17 Coplestone Street, Mountain Ash | Freehold | 96 m² | £116,500 (2025) |
| 20, Coplestone Street, Mountain Ash | - | 97 m² | - |
| 21, Coplestone Street, Mountain Ash | Freehold | 94 m² | £112,000 (2019) |
| 22 Coplestone Street, Mountain Ash | Freehold | 88 m² | £95,000 (2021) |
| 23, Coplestone Street, Mountain Ash | Freehold | 112 m² | £130,000 (2024) |
| 26, Coplestone Street, Mountain Ash | Freehold | 97 m² | £25,000 (1996) |
| 27, Coplestone Street, Mountain Ash | Freehold | 93 m² | £85,000 (2016) |
| 29 Coplestone Street, Mountain Ash | Freehold | 91 m² | £150,000 (2025) |
| 30 Coplestone Street, Mountain Ash | Freehold | 94 m² | £95,000 (2015) |
| 31 Coplestone Street, Mountain Ash | - | 125 m² | - |
| 32 Coplestone Street, Mountain Ash | Freehold | 87 m² | £77,000 (2021) |
| 36, Coplestone Street, Mountain Ash | Freehold | 112 m² | £138,000 (2022) |
| 39, Coplestone Street, Mountain Ash | Freehold | 100 m² | £58,000 (2016) |
| 40, Coplestone Street, Mountain Ash | Freehold | 96 m² | £82,000 (2013) |
| 42 Coplestone Street, Mountain Ash | Freehold | 99 m² | £145,000 (2025) |
| 44, Coplestone Street, Mountain Ash | Freehold | 127 m² | £117,000 (2008) |