| 1 Penybryn Terrace, Mountain Ash | Freehold | 76 m² | £80,000 (2025) |
| 2 Penybryn Terrace, Mountain Ash | Freehold | 83 m² | £95,000 (2021) |
| 3A Penybryn Terrace, Penrhiwceiber, Mountain Ash, Mountain Ash | Freehold | 118 m² | £68,000 (2021) |
| 4A Penybryn Terrace, Mountain Ash | Freehold | 75 m² | £66,500 (2023) |
| 5, Penybryn Terrace, Mountain Ash | Freehold | 80 m² | £46,000 (2016) |
| 6, Penybryn Terrace, Mountain Ash | Freehold | 79 m² | £70,000 (2021) |
| 7, Penybryn Terrace, Mountain Ash | Freehold | 79 m² | £30,000 (2013) |
| 7A, Penybryn Terrace, Mountain Ash | Freehold | 81 m² | £54,000 (2017) |
| 8 Penybryn Terrace, Mountain Ash | - | 79 m² | - |
| 8A, Penybryn Terrace, Mountain Ash | Freehold | 83 m² | £5,000 (1998) |
| 11 Penybryn Terrace, Mountain Ash | Freehold | 95 m² | £46,000 (2004) |
| 12, Penybryn Terrace, Mountain Ash | Freehold | 99 m² | £84,200 (2010) |
| 13, Penybryn Terrace, Mountain Ash | Freehold | 97 m² | £85,000 (2009) |
| 16 Penybryn Terrace, Mountain Ash | Freehold | 74 m² | £50,000 (2019) |
| 18, Penybryn Terrace, Mountain Ash | - | 111 m² | - |
| 19 Penybryn Terrace, Mountain Ash | Freehold | 79 m² | £66,000 (2022) |
| 21, Penybryn Terrace, Mountain Ash | Freehold | 80 m² | £50,000 (2015) |
| 23 Penybryn Terrace, Mountain Ash | - | 87 m² | - |
| 24, Penybryn Terrace, Mountain Ash | Freehold | 81 m² | £45,000 (2017) |
| 25 Penybryn Terrace, Mountain Ash | - | 98 m² | - |
| 26, Penybryn Terrace, Mountain Ash | Freehold | 80 m² | £45,800 (2013) |
| 27 Penybryn Terrace, Mountain Ash | Freehold | 91 m² | £44,950 (2013) |
| 28, Penybryn Terrace, Mountain Ash | Freehold | 102 m² | £90,000 (2007) |
| 29 Penybryn Terrace | Freehold | 81 m² | £32,950 (2016) |
| 30 Penybryn Terrace, Mountain Ash | Freehold | 86 m² | £100,000 (2026) |
| 31 Penybryn Terrace, Mountain Ash | Freehold | 83 m² | £77,500 (2025) |
| 32, Penybryn Terrace, Mountain Ash | Freehold | 130 m² | £55,000 (2002) |
