| 1 Alder Grove, Merthyr Tydfil | - | 79 m² | - |
| 4 Alder Grove, Merthyr Tydfil | - | 77 m² | - |
| 5, Alder Grove, Merthyr Tydfil | Freehold | 70 m² | £51,000 (2016) |
| 6, Alder Grove, Merthyr Tydfil | Freehold | 80 m² | £60,000 (2017) |
| 7, Alder Grove, Merthyr Tydfil | Freehold | 80 m² | £50,000 (2016) |
| 8, Alder Grove, Merthyr Tydfil | - | 77 m² | - |
| 9, Alder Grove, Merthyr Tydfil | - | 79 m² | - |
| 10, Alder Grove, Merthyr Tydfil | - | 65 m² | - |
| 11, Alder Grove, Merthyr Tydfil | Freehold | 80 m² | £39,500 (2018) |
| 12, Alder Grove, Merthyr Tydfil | - | 65 m² | - |
| 13 Alder Grove, Gurnos, Merthyr Tydfil, Merthyr Tydfil | Freehold | 133 m² | £75,000 (2021) |
| 14, Alder Grove, Merthyr Tydfil | - | 79 m² | - |
| 15, Alder Grove, Merthyr Tydfil | Freehold | 79 m² | £61,000 (2017) |
| 16 Alder Grove, Merthyr Tydfil | - | 79 m² | - |
| 17, Alder Grove, Merthyr Tydfil | Freehold | 83 m² | £69,500 (2014) |
| 18 Alder Grove, Merthyr Tydfil | - | 63 m² | - |
| 19, Alder Grove, Merthyr Tydfil | Freehold | 80 m² | £46,000 (2017) |
| 20, Alder Grove, Merthyr Tydfil | - | 70 m² | - |
| 24, Alder Grove, Merthyr Tydfil | - | 64 m² | - |
| 25, Alder Grove, Merthyr Tydfil | - | 65 m² | - |
| 26 Alder Grove, Merthyr Tydfil | Freehold | 81 m² | £77,500 (2025) |
| 27, Alder Grove, Merthyr Tydfil | - | 65 m² | - |
| Alder House, Alder Grove, Merthyr Tydfil | Freehold | 85 m² | £35,000 (2014) |
| Flat 1, 2, Alder Grove, Merthyr Tydfil | - | 45 m² | - |
| Flat 2, 2, Alder Grove, Merthyr Tydfil | Leasehold | 45 m² | £26,100 (2008) |
| Flat 3, 2 Alder Grove, Merthyr Tydfil | - | 39 m² | - |
| Flat 4, 2, Alder Grove, Merthyr Tydfil | - | 51 m² | - |
| Flat 5, 2, Alder Grove, Merthyr Tydfil | - | 45 m² | - |
| Flat 6, 2, Alder Grove, Merthyr Tydfil | - | 45 m² | - |
| Gurnos Social Club, Alder Grove, Merthyr Tydfil | Freehold | 84 m² | £72,000 (2017) |
