| 1, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 74 m² | £161,000 (2021) |
| 2, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 74 m² | £129,995 (2011) |
| 3 Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 74 m² | £205,000 (2022) |
| 4, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 122 m² | £169,995 (2012) |
| 5 Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 114 m² | £170,000 (2015) |
| 6, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 126 m² | £270,000 (2018) |
| 7 Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 99 m² | £164,995 (2011) |
| 8, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 93 m² | £169,995 (2011) |
| 9, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | - | 126 m² | - |
| 10, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 126 m² | £223,000 (2012) |
| 11, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 122 m² | £165,264 (2012) |
| 12, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 122 m² | £165,000 (2017) |
| 13, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 122 m² | £158,000 (2013) |
| 14, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 93 m² | £164,995 (2012) |
| 15, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 93 m² | £157,500 (2012) |
| 16, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 93 m² | £152,000 (2013) |
| 17 Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 92 m² | £220,000 (2023) |
| 18 Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 112 m² | £250,000 (2026) |
| 19 Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 113 m² | £270,000 (2025) |
| 20, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 93 m² | £150,000 (2013) |
| 21, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 93 m² | £225,000 (2022) |
| 22, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 126 m² | £235,995 (2013) |
| 23, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 106 m² | £241,000 (2021) |
| 24 Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 123 m² | £308,000 (2025) |
| 25 Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 89 m² | £250,000 (2024) |
| 26, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 93 m² | £159,995 (2013) |
| 27, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 122 m² | £285,000 (2025) |
| 28, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 122 m² | £172,995 (2014) |
| 29, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 93 m² | £172,995 (2014) |
| 30, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 93 m² | £172,995 (2014) |
| 31, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 106 m² | £199,995 (2015) |
| 32, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 120 m² | £200,000 (2014) |
| 33, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 106 m² | £195,000 (2014) |
| 34, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 126 m² | £237,500 (2014) |
| 35, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 106 m² | £207,495 (2014) |
| 36, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 106 m² | £205,000 (2014) |
| 37, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 120 m² | £222,000 (2018) |
| 38, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 120 m² | £255,000 (2018) |
| 39 Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 105 m² | £335,000 (2025) |
| 40, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 106 m² | £208,995 (2014) |
| 41, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 120 m² | £229,995 (2014) |
| 42, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 120 m² | £213,000 (2013) |
| 43, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 146 m² | £5,000 (2023) |
| 44, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 120 m² | £225,000 (2014) |
| 45, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 120 m² | £229,995 (2013) |
| 46, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 106 m² | £201,000 (2014) |
| 47, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 106 m² | £204,000 (2014) |
| 48, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 122 m² | £169,995 (2013) |
| 49, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 122 m² | £169,995 (2013) |
| 50 Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Leasehold | 34 m² | £63,000 (2013) |
| 51 Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Leasehold | 34 m² | £63,000 (2013) |
| 52, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 74 m² | £155,000 (2019) |
| 53 Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 62 m² | £110,000 (2013) |
| 54, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 62 m² | £105,000 (2013) |
| 55 Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 61 m² | £110,000 (2018) |
| 56, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 74 m² | £130,000 (2015) |
| 57, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 93 m² | £169,995 (2013) |
| 58, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 93 m² | £170,000 (2018) |
| 59 Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Leasehold | 33 m² | £67,000 (2013) |
| 60 Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Leasehold | 33 m² | £67,000 (2013) |
| 61 Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 72 m² | £134,995 (2013) |
| 62 Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 57 m² | £145,000 (2022) |
| 63 Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 61 m² | £125,000 (2025) |
| 64, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 74 m² | £160,000 (2021) |
| 65, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 74 m² | £134,950 (2014) |
| 66 Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 58 m² | £107,000 (2019) |
| 67, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 62 m² | £120,000 (2020) |
| 68, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 74 m² | £134,995 (2012) |
| 69, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 93 m² | £156,500 (2012) |
| 70 Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 91 m² | £245,000 (2025) |
| 71, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 145 m² | £249,995 (2012) |
| 72, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 93 m² | £175,000 (2014) |
| 73, Pen Y Dyffryn, Swansea Road, Merthyr Tydfil | Freehold | 122 m² | £188,000 (2014) |