| 1 Merlin Avenue, Penallta, Penallta | Freehold | 75 m² | £144,000 (2015) |
| 2 Merlin Avenue, Penallta, Hengoed | Freehold | 84 m² | £170,000 (2013) |
| 3 Merlin Avenue, Penallta, Hengoed | Freehold | 63 m² | £124,000 (2014) |
| 4 Merlin Avenue, Penallta, Hengoed | Freehold | 66 m² | £225,000 (2026) |
| 5 Merlin Avenue, Penallta, Hengoed | Freehold | 60 m² | £127,000 (2019) |
| 6 Merlin Avenue, Penallta, Hengoed | Freehold | 63 m² | £119,995 (2012) |
| 7 Merlin Avenue, Penallta, Hengoed | Freehold | 76 m² | £220,000 (2023) |
| 8 Merlin Avenue, Penallta, Hengoed | - | 62 m² | - |
| 9 Merlin Avenue, Hengoed | Freehold | 120 m² | £239,995 (2013) |
| 10 Merlin Avenue, Penallta, Hengoed | Freehold | 75 m² | £237,000 (2022) |
| 11 Merlin Avenue, Hengoed | Freehold | 124 m² | £200,500 (2013) |
| 12 Merlin Avenue, Penallta, Hengoed | Freehold | 84 m² | £174,995 (2013) |
| 14 Merlin Avenue, Penallta, Hengoed | Freehold | 86 m² | £202,000 (2019) |
| 15 Merlin Avenue, Hengoed | Freehold | 119 m² | £221,995 (2013) |
| 16 Merlin Avenue, Penallta, Hengoed | Freehold | 89 m² | £278,000 (2026) |
| 20 Merlin Avenue, Penallta, Hengoed | Freehold | 86 m² | £155,000 (2012) |
| 22, Merlin Avenue, Penallta, Hengoed | Freehold | 86 m² | £173,000 (2015) |
| 24 Merlin Avenue, Penallta, Hengoed | Freehold | 118 m² | £219,995 (2013) |
| 26 Merlin Avenue, Penallta, Hengoed | Freehold | 124 m² | £220,000 (2013) |
| 28 Merlin Avenue, Penallta, Hengoed | Freehold | 124 m² | £235,000 (2013) |
| 30 Merlin Avenue, Penallta, Hengoed | Freehold | 91 m² | £170,500 (2013) |
| 32 Merlin Avenue, Penallta, Hengoed | Freehold | 112 m² | £215,995 (2013) |
| 34 Merlin Avenue, Penallta, Hengoed | Freehold | 118 m² | £218,995 (2013) |
| 36 Merlin Avenue, Penallta, Hengoed | Freehold | 124 m² | £400,000 (2021) |
| 38 Merlin Avenue, Penallta, Hengoed | Freehold | 116 m² | £425,000 (2025) |
| 40 Merlin Avenue, Penallta, Hengoed | Freehold | 102 m² | £210,000 (2016) |
| 42 Merlin Avenue, Penallta, Hengoed | Freehold | 124 m² | £239,995 (2013) |
| 44 Merlin Avenue, Penallta, Hengoed | Freehold | 103 m² | £187,995 (2013) |
| 46 Merlin Avenue, Penallta, Hengoed | Freehold | 118 m² | £289,950 (2020) |