| 5, Colwyn Avenue, Rhos On Sea, Colwyn Bay | - | 222 m² | - |
| 11 Colwyn Avenue, Rhos On Sea | - | 53 m² | - |
| 13B Colwyn Avenue, Rhos On Sea, Colwyn Bay | Leasehold | 64 m² | £130,000 (2026) |
| 15A, Colwyn Avenue, Rhos On Sea, Colwyn Bay | - | 70 m² | - |
| 15B, Colwyn Avenue, Rhos On Sea, Colwyn Bay | Freehold | 61 m² | £80,000 (2004) |
| 20A Colwyn Avenue, Rhos On Sea, Colwyn Bay | Freehold | 101 m² | £221,500 (2023) |
| 23 Colwyn Avenue, Rhos On Sea, Colwyn Bay | Freehold | 70 m² | £200,000 (2007) |
| 24, Colwyn Avenue, Rhos On Sea, Colwyn Bay | - | 59 m² | - |
| 27 Colwyn Avenue, Rhos On Sea, Colwyn Bay | - | 58 m² | - |
| 31 Colwyn Avenue, Rhos On Sea, Rhos On Sea | Freehold | 46 m² | £94,000 (2023) |
| Apartment 2, 8 Colwyn Avenue, Rhos On Sea, Colwyn Bay | Leasehold | 45 m² | £134,500 (2007) |
| First Floor Flat 21 Colwyn Avenue, Rhos On Sea, Colwyn Bay | - | 94 m² | - |
| First Floor Flat, 9 Colwyn Avenue, Rhos On Sea, Colwyn Bay | Freehold | 67 m² | £80,000 (2015) |
| Flat 1, 6 Colwyn Avenue, Rhos On Sea, Colwyn Bay | - | 78 m² | - |
| Flat 1, 8 Colwyn Avenue, Rhos On Sea | Leasehold | 28 m² | £135,000 (2007) |
| Flat A, 5 Colwyn Avenue, Rhos On Sea, Colwyn Bay | Leasehold | 75 m² | £115,000 (2014) |
| Flat A, 31 Colwyn Avenue, Rhos On Sea, Colwyn Bay | Freehold | 69 m² | £140,000 (2026) |
| Flat B, 5 Colwyn Avenue, Rhos On Sea, Colwyn Bay | Leasehold | 89 m² | £106,000 (2015) |
| Flat, 26-28 Colwyn Avenue, Rhos On Sea, Colwyn Bay | Freehold | 83 m² | £71,000 (2000) |
| Flat, 38 Colwyn Avenue, Rhos On Sea, Colwyn Bay | Leasehold | 60 m² | £89,000 (2005) |
| Ground Floor Flat, 9 Colwyn Avenue, Rhos On Sea, Colwyn Bay | - | 67 m² | - |
| Second Floor Flat 2, 6 Colwyn Avenue, Rhos On Sea | - | 51 m² | - |
