| 33, Haydn Terrace, Merthyr Tydfil | Freehold | 82 m² | £89,475 (2008) |
| 34, Haydn Terrace, Merthyr Tydfil | - | 116 m² | - |
| 35, Haydn Terrace, Merthyr Tydfil | Freehold | 82 m² | £33,000 (2006) |
| 36 Haydn Terrace, Merthyr Tydfil | - | 85 m² | - |
| 37 Haydn Terrace, Merthyr Tydfil | - | 82 m² | - |
| 38 Haydn Terrace, Merthyr Tydfil | - | 82 m² | - |
| 39, Haydn Terrace, Merthyr Tydfil | - | 82 m² | - |
| 40 Haydn Terrace, Merthyr Tydfil | - | 82 m² | - |
| 41 Haydn Terrace, Merthyr Tydfil | - | 84 m² | - |
| 41A Haydn Terrace, Merthyr Tydfil | - | 83 m² | - |
| 42 Haydn Terrace, Merthyr Tydfil | - | 85 m² | - |
| 43, Haydn Terrace, Merthyr Tydfil | - | 82 m² | - |
| 44 Haydn Terrace, Merthyr Tydfil | - | 82 m² | - |
| 45 Haydn Terrace, Merthyr Tydfil | Freehold | 82 m² | £40,000 (2012) |
| 46, Haydn Terrace, Merthyr Tydfil | - | 81 m² | - |
| 47 Haydn Terrace, Merthyr Tydfil | - | 82 m² | - |
| 48 Haydn Terrace, Merthyr Tydfil | - | 84 m² | - |
| 49, Haydn Terrace, Merthyr Tydfil | - | 82 m² | - |
| 50, Haydn Terrace, Merthyr Tydfil | - | 82 m² | - |
| 51 Haydn Terrace, Penydarren, Merthyr Tydfil, Merthyr Tydfil | Freehold | 75 m² | £95,000 (2021) |
| 52, Haydn Terrace, Merthyr Tydfil | Freehold | 98 m² | £60,000 (2006) |
| 53, Haydn Terrace, Merthyr Tydfil | - | 82 m² | - |
| 54, Haydn Terrace, Merthyr Tydfil | Freehold | 89 m² | £46,500 (2010) |
| 55, Haydn Terrace, Merthyr Tydfil | - | 82 m² | - |
| 56, Haydn Terrace, Merthyr Tydfil | - | 81 m² | - |
| 57, Haydn Terrace, Merthyr Tydfil | - | 82 m² | - |
| 58, Haydn Terrace, Merthyr Tydfil | - | 81 m² | - |
| 59, Haydn Terrace, Merthyr Tydfil | - | 82 m² | - |
| 60, Haydn Terrace, Merthyr Tydfil | - | 81 m² | - |
| 61 Haydn Terrace, Merthyr Tydfil | - | 84 m² | - |
| 62, Haydn Terrace, Merthyr Tydfil | - | 81 m² | - |
| 63, Haydn Terrace, Merthyr Tydfil | Freehold | 79 m² | £165,000 (2022) |
| 64, Haydn Terrace, Merthyr Tydfil | - | 82 m² | - |
| 65, Haydn Terrace, Merthyr Tydfil | - | 82 m² | - |
| 66 Haydn Terrace, Merthyr Tydfil | - | 82 m² | - |
| 67 Haydn Terrace, Merthyr Tydfil | - | 86 m² | - |
| 68, Haydn Terrace, Merthyr Tydfil | Freehold | 82 m² | £19,000 (2000) |
| 70, Haydn Terrace, Merthyr Tydfil | - | 81 m² | - |
| 71, Haydn Terrace, Merthyr Tydfil | - | 82 m² | - |
| 72, Haydn Terrace, Merthyr Tydfil | - | 81 m² | - |
| 73, Haydn Terrace, Merthyr Tydfil | Freehold | 82 m² | £47,500 (2019) |
| 74 Haydn Terrace, Penydarren, Merthyr Tydfil, Merthyr Tydfil | - | 81 m² | - |
| 75 Haydn Terrace, Merthyr Tydfil | - | 82 m² | - |
| 77 Haydn Terrace, Merthyr Tydfil | - | 82 m² | - |
| 78 Haydn Terrace, Merthyr Tydfil | - | 83 m² | - |
| 79, Haydn Terrace, Merthyr Tydfil | - | 82 m² | - |
| 80, Haydn Terrace, Merthyr Tydfil | Freehold | 82 m² | £50,000 (2013) |
| 81, Haydn Terrace, Merthyr Tydfil | Freehold | 81 m² | £57,500 (2014) |
| 82 Haydn Terrace, Merthyr Tydfil | Freehold | 82 m² | £62,000 (2017) |
| 83 Haydn Terrace, Merthyr Tydfil | - | 82 m² | - |
| 84 Haydn Terrace, Merthyr Tydfil | - | 86 m² | - |
| 85 Haydn Terrace, Merthyr Tydfil | - | 86 m² | - |
| 86 Haydn Terrace, Merthyr Tydfil | - | 82 m² | - |
| 87, Haydn Terrace, Merthyr Tydfil | Freehold | 82 m² | £45,000 (2004) |
| 88 Haydn Terrace, Merthyr Tydfil | - | 86 m² | - |
| 89, Haydn Terrace, Merthyr Tydfil | - | 82 m² | - |
| 90 Haydn Terrace, Merthyr Tydfil | - | 81 m² | - |
| 91, Haydn Terrace, Merthyr Tydfil | Freehold | 82 m² | £77,000 (2025) |
| 92, Haydn Terrace, Merthyr Tydfil | - | 99 m² | - |
