| 1, Gelligaer Road, Trelewis, Treharris | - | 79 m² | - |
| 2, Gelligaer Road, Trelewis, Treharris | - | 67 m² | - |
| 3 Gelligaer Road, Trelewis, Treharris | Freehold | 78 m² | £130,000 (2026) |
| 4, Gelligaer Road, Trelewis, Treharris | Freehold | 71 m² | £165,000 (2019) |
| 5, Gelligaer Road, Trelewis, Treharris | - | 78 m² | - |
| 6, Gelligaer Road, Trelewis, Treharris | Freehold | 141 m² | £330,000 (2024) |
| 7, Gelligaer Road, Trelewis, Treharris | - | 79 m² | - |
| 9, Gelligaer Road, Trelewis, Treharris | - | 78 m² | - |
| 10, Gelligaer Road, Trelewis, Treharris | Freehold | 78 m² | £184,950 (2021) |
| 11 Gelligaer Road, Trelewis, Treharris | Freehold | 74 m² | £104,000 (2024) |
| 12, Gelligaer Road, Trelewis, Treharris | Freehold | 101 m² | £190,000 (2018) |
| 13 Gelligaer Road, Trelewis, Treharris | - | 78 m² | - |
| 14 Gelligaer Road, Trelewis, Treharris | Freehold | 82 m² | £210,000 (2018) |
| 14A Gelligaer Road, Trelewis, Treharris | - | 207 m² | - |
| 15, Gelligaer Road, Trelewis, Treharris | - | 80 m² | - |
| 16 Gelligaer Road, Trelewis, Treharris | Freehold | 97 m² | £203,500 (2023) |
| 19 Gelligaer Road, Trelewis, Treharris | - | 62 m² | - |
| 20, Gelligaer Road, Trelewis, Treharris | Freehold | 77 m² | £135,000 (2010) |
| 21, Gelligaer Road, Trelewis, Treharris | Freehold | 83 m² | £73,000 (2012) |
| 23 Gelligaer Road, Trelewis, Treharris | - | 78 m² | - |
| 25, Gelligaer Road, Trelewis, Treharris | - | 78 m² | - |
| 26, Gelligaer Road, Trelewis, Treharris | Freehold | 129 m² | £52,000 (2004) |
| 27, Gelligaer Road, Trelewis, Treharris | - | 78 m² | - |
| 28 Gelligaer Road, Trelewis, Treharris | Freehold | 152 m² | £372,000 (2024) |
| 29 Gelligaer Road, Trelewis, Treharris | - | 62 m² | - |
| 30 Gelligaer Road, Trelewis, Treharris | Freehold | 142 m² | £370,000 (2024) |
| 31, Gelligaer Road, Trelewis, Treharris | - | 80 m² | - |
| 32 Gelligaer Road, Trelewis, Treharris | Freehold | 142 m² | £395,000 (2025) |
| 33, Gelligaer Road, Trelewis, Treharris | - | 79 m² | - |
| 34 Gelligaer Road, Trelewis, Treharris | Freehold | 142 m² | £370,000 (2024) |
| 35, Gelligaer Road, Trelewis, Treharris | - | 78 m² | - |
| 37, Gelligaer Road, Trelewis, Treharris | - | 90 m² | - |
| 39, Gelligaer Road, Trelewis, Treharris | - | 79 m² | - |
| 41, Gelligaer Road, Trelewis, Treharris | - | 78 m² | - |
| 43, Gelligaer Road, Trelewis, Treharris | Freehold | 103 m² | £76,000 (2020) |
| Brooke House, Gelligaer Road, Trelewis, Treharris | Freehold | 135 m² | £300,000 (2019) |
