| 2, Haydn Terrace, Merthyr Tydfil | Freehold | 79 m² | £67,000 (2017) |
| 4, Haydn Terrace, Merthyr Tydfil | Freehold | 85 m² | £35,000 (2004) |
| 5, Haydn Terrace, Merthyr Tydfil | - | 107 m² | - |
| 6, Haydn Terrace, Merthyr Tydfil | Freehold | 86 m² | £70,000 (2017) |
| 7, Haydn Terrace, Merthyr Tydfil | Freehold | 101 m² | £96,000 (2020) |
| 10 Haydn Terrace, Merthyr Tydfil | Freehold | 91 m² | £58,000 (2008) |
| 11, Haydn Terrace, Merthyr Tydfil | - | 70 m² | - |
| 13, Haydn Terrace, Merthyr Tydfil | Freehold | 95 m² | £160,000 (2022) |
| 14 Haydn Terrace, Merthyr Tydfil | Freehold | 87 m² | £42,700 (2001) |
| 101, Haydn Terrace, Merthyr Tydfil | Freehold | 172 m² | £210,100 (2022) |
| 102, Haydn Terrace, Merthyr Tydfil | Freehold | 90 m² | £69,000 (2017) |
| 103, Haydn Terrace, Merthyr Tydfil | Freehold | 94 m² | £107,000 (2019) |
| 104, Haydn Terrace, Merthyr Tydfil | - | 89 m² | - |
| 105, Haydn Terrace, Merthyr Tydfil | Freehold | 91 m² | £85,000 (2017) |
| 106 Haydn Terrace, Penydarren, Merthyr Tydfil, Merthyr Tydfil | Freehold | 83 m² | £105,000 (2021) |
| Flat 1, 107 Haydn Terrace, Merthyr Tydfil | - | 56 m² | - |
| Flat 1, 108 Haydn Terrace, Merthyr Tydfil | - | 56 m² | - |
| Flat 2, 107 Haydn Terrace, Merthyr Tydfil | - | 56 m² | - |
| Flat 2, 108 Haydn Terrace, Merthyr Tydfil | - | 56 m² | - |
| Flat 3, 107 Haydn Terrace, Merthyr Tydfil | - | 56 m² | - |
| Flat 3, 108 Haydn Terrace, Merthyr Tydfil | - | 56 m² | - |
| Flat 4, 107 Haydn Terrace, Merthyr Tydfil | - | 56 m² | - |
| Flat 4, 108 Haydn Terrace, Merthyr Tydfil | - | 56 m² | - |
| Flat 5, 107 Haydn Terrace, Merthyr Tydfil | - | 56 m² | - |
| Flat 5, 108 Haydn Terrace, Merthyr Tydfil | - | 56 m² | - |
| Flat 6, 107 Haydn Terrace, Merthyr Tydfil | - | 56 m² | - |
| Flat 6, 108 Haydn Terrace, Merthyr Tydfil | - | 56 m² | - |
| Lyndrea Bungalow, Haydn Terrace, Merthyr Tydfil | Freehold | 186 m² | £315,000 (2024) |
