| 2 Pentwyn Avenue, Mountain Ash | Freehold | 111 m² | £57,000 (2006) |
| 4 Pentwyn Avenue, Mountain Ash | Freehold | 111 m² | £60,000 (2018) |
| 6, Pentwyn Avenue, Mountain Ash | Freehold | 83 m² | £65,000 (2011) |
| 8, Pentwyn Avenue, Mountain Ash | - | 86 m² | - |
| 10, Pentwyn Avenue, Mountain Ash | Freehold | 87 m² | £83,000 (2026) |
| 14 Pentwyn Avenue, Tyntetown, Abercynon, Abercynon | Freehold | 65 m² | £25,000 (1999) |
| 16 Pentwyn Avenue, Tyntetown, Abercynon, Abercynon | - | 89 m² | - |
| 18 Pentwyn Avenue, Mountain Ash | Freehold | 113 m² | £55,000 (2014) |
| 20 Pentwyn Avenue, Mountain Ash | Freehold | 86 m² | £13,100 (2001) |
| 24, Pentwyn Avenue, Mountain Ash | Freehold | 85 m² | £117,500 (2025) |
| 28, Pentwyn Avenue, Mountain Ash | Freehold | 85 m² | £9,000 (1999) |
| 32 Pentwyn Avenue, Mountain Ash | - | 81 m² | - |
| 34, Pentwyn Avenue, Mountain Ash | Freehold | 86 m² | £10,000 (1997) |
| 44, Pentwyn Avenue, Mountain Ash | Freehold | 110 m² | £35,000 (2012) |
| 46, Pentwyn Avenue, Mountain Ash | - | 109 m² | - |
| 50 Pentwyn Avenue, Mountain Ash | Freehold | 121 m² | £51,000 (2015) |
| 52, Pentwyn Avenue, Mountain Ash | Freehold | 82 m² | £30,000 (2026) |
| 56, Pentwyn Avenue, Mountain Ash | Freehold | 88 m² | £75,000 (2021) |
| 58, Pentwyn Avenue, Mountain Ash | Freehold | 115 m² | £45,000 (2018) |
| 60, Pentwyn Avenue, Mountain Ash | Freehold | 86 m² | £80,000 (2024) |
| 66, Pentwyn Avenue, Mountain Ash | Freehold | 95 m² | £98,000 (2021) |
| 70, Pentwyn Avenue, Mountain Ash | - | 74 m² | - |
| 72, Pentwyn Avenue, Mountain Ash | Freehold | 84 m² | £58,000 (2007) |
| 74, Pentwyn Avenue, Mountain Ash | Freehold | 74 m² | £115,000 (2024) |
| 76 Pentwyn Avenue, Mountain Ash | - | 59 m² | - |
| 78, Pentwyn Avenue, Mountain Ash | - | 60 m² | - |
| 80, Pentwyn Avenue, Mountain Ash | Freehold | 75 m² | £50,000 (2014) |
| 82, Pentwyn Avenue, Mountain Ash | Freehold | 86 m² | £42,500 (2014) |
| 88, Pentwyn Avenue, Mountain Ash | Freehold | 72 m² | £45,000 (2019) |
| 92 Pentwyn Avenue, Mountain Ash | Freehold | 91 m² | £147,000 (2026) |