| 1 Erasmus Street, Penmaenmawr | Freehold | 62 m² | £146,000 (2022) |
| 2, Erasmus Street, Penmaenmawr | Freehold | 65 m² | £135,000 (2025) |
| 3 Erasmus Street, Penmaenmawr | Freehold | 66 m² | £28,500 (1997) |
| 4 Erasmus Street, Penmaenmawr, Penmaenmawr | Freehold | 65 m² | £127,000 (2025) |
| 5, Erasmus Street, Penmaenmawr | Freehold | 62 m² | £84,000 (2005) |
| 6 Erasmus Street, Penmaenmawr | Freehold | 71 m² | £115,000 (2021) |
| 7, Erasmus Street, Penmaenmawr | Freehold | 63 m² | £94,000 (2014) |
| 8, Erasmus Street, Penmaenmawr | Freehold | 74 m² | £145,000 (2022) |
| 10, Erasmus Street, Penmaenmawr | Freehold | 81 m² | £102,500 (2020) |
| 11 Erasmus Street, Penmaenmawr | Freehold | 62 m² | £143,800 (2025) |
| 12 Erasmus Street, Penmaenmawr | - | 75 m² | - |
| 13, Erasmus Street, Penmaenmawr | Freehold | 68 m² | £94,000 (2005) |
| 14, Erasmus Street, Penmaenmawr | Freehold | 71 m² | £80,000 (2017) |
| 15, Erasmus Street, Penmaenmawr | Freehold | 64 m² | £92,500 (2020) |
| 16 Erasmus Street, Penmaenmawr, Penmaenmawr | Freehold | 66 m² | £129,000 (2024) |
| 17, Erasmus Street, Penmaenmawr | Freehold | 63 m² | £92,000 (2017) |
| 18 Erasmus Street, Penmaenmawr | Freehold | 67 m² | £128,500 (2025) |
| 20 Erasmus Street, Penmaenmawr | - | 72 m² | - |
| 21, Erasmus Street, Penmaenmawr | Freehold | 65 m² | £140,000 (2024) |
| 22 Erasmus Street, Penmaenmawr | Freehold | 68 m² | £130,000 (2022) |
| 23, Erasmus Street, Penmaenmawr | - | 86 m² | - |
| 24 Erasmus Street, Penmaenmawr | Freehold | 61 m² | £138,500 (2025) |
| 25 Erasmus Street, Penmaenmawr | Freehold | 79 m² | £145,000 (2025) |
| 27 Erasmus Street, Penmaenmawr | Freehold | 63 m² | £98,000 (2013) |
| 28 Erasmus Street, Penmaenmawr | Freehold | 69 m² | £145,000 (2025) |
| 29 Erasmus Street, Penmaenmawr | Freehold | 63 m² | £147,500 (2023) |
| 30 Erasmus Street, Penmaenmawr | Freehold | 64 m² | £130,000 (2025) |
| 31, Erasmus Street, Penmaenmawr | Freehold | 62 m² | £150,000 (2024) |
| 32, Erasmus Street, Penmaenmawr | Freehold | 72 m² | £97,000 (2015) |
| 35 Erasmus Street, Penmaenmawr | Freehold | 61 m² | £160,000 (2022) |