| 1 Bryn Trewan, Caergeiliog, Holyhead | - | 82 m² | - |
| 3 Bryn Trewan, Caergeiliog, Holyhead | - | 80 m² | - |
| 8 Bryn Trewan, Caergeiliog, Holyhead, Holyhead | Freehold | 79 m² | £146,000 (2022) |
| 9 Bryn Trewan, Caergeiliog, Holyhead | - | 81 m² | - |
| 11 Bryn Trewan, Caergeiliog, Holyhead | - | 78 m² | - |
| 12 Bryn Trewan, Caergeiliog, Holyhead | Freehold | 78 m² | £76,500 (2020) |
| 14, Bryn Trewan, Caergeiliog, Holyhead | Freehold | 71 m² | £85,000 (2010) |
| 16, Bryn Trewan, Caergeiliog, Holyhead | Freehold | 87 m² | £92,000 (2018) |
| 17 Bryn Trewan, Caergeiliog, Holyhead | - | 81 m² | - |
| 19 Bryn Trewan, Caergeiliog, Holyhead | - | 79 m² | - |
| 20 Bryn Trewan, Caergeiliog, Holyhead | Freehold | 80 m² | £160,000 (2022) |
| 21 Bryn Trewan, Caergeiliog, Holyhead | - | 81 m² | - |
| 22, Bryn Trewan, Caergeiliog, Holyhead | Freehold | 104 m² | £192,000 (2025) |
| 23 Bryn Trewan, Caergeiliog, Holyhead | - | 78 m² | - |
| 25 Bryn Trewan, Caergeiliog, Holyhead | - | 102 m² | - |
| 26, Bryn Trewan, Caergeiliog, Holyhead | Freehold | 82 m² | £78,000 (2018) |
| 27, Bryn Trewan, Caergeiliog, Holyhead | - | 78 m² | - |
| 28 Bryn Trewan, Caergeiliog, Holyhead | Freehold | 78 m² | £168,000 (2023) |
| 29 Bryn Trewan, Caergeiliog, Holyhead, Holyhead | Freehold | 80 m² | £139,950 (2021) |
| 30, Bryn Trewan, Caergeiliog, Holyhead | Freehold | 79 m² | £21,000 (1998) |
| 31 Bryn Trewan, Caergeiliog, Holyhead, Holyhead | Freehold | 99 m² | £140,000 (2021) |
| 33, Bryn Trewan, Caergeiliog, Holyhead | Freehold | 74 m² | £129,500 (2021) |
| 34, Bryn Trewan, Caergeiliog, Holyhead | Freehold | 125 m² | £150,000 (2020) |
| 36, Bryn Trewan, Caergeiliog, Holyhead | Freehold | 74 m² | £82,000 (2003) |
| 38, Bryn Trewan, Caergeiliog, Holyhead | - | 79 m² | - |
| 41, Bryn Trewan, Caergeiliog, Holyhead | Freehold | 79 m² | £160,000 (2022) |
| 44 Bryn Trewan, Caergeiliog, Holyhead | Freehold | 81 m² | £90,000 (2014) |
| 46 Bryn Trewan, Caergeiliog, Holyhead | Freehold | 86 m² | £97,000 (2015) |
| Caer Branwen, Bryn Trewan, Caergeiliog, Holyhead | - | 164 m² | - |