| 1 Alltwen, Llysfaen, Llysfaen | Freehold | 64 m² | £160,000 (2026) |
| 2 Alltwen, Llysfaen, Colwyn Bay | - | 92 m² | - |
| 4 Alltwen, Llysfaen, Colwyn Bay | Freehold | 69 m² | £154,000 (2023) |
| 6 Alltwen, Llysfaen, Llysfaen | - | 121 m² | - |
| 7, Alltwen, Llysfaen, Colwyn Bay | Freehold | 69 m² | £132,000 (2019) |
| 8 Alltwen, Llysfaen, Colwyn Bay | - | 66 m² | - |
| 9, Alltwen, Llysfaen, Colwyn Bay | - | 57 m² | - |
| 10, Alltwen, Llysfaen, Colwyn Bay | Freehold | 61 m² | £140,000 (2023) |
| 11, Alltwen, Llysfaen, Colwyn Bay | Freehold | 57 m² | £36,000 (1998) |
| 12 Alltwen, Llysfaen, Llysfaen | Freehold | 64 m² | £31,500 (1999) |
| 14 Alltwen, Llysfaen, Llysfaen | Freehold | 55 m² | £50,000 (2002) |
| 15 Alltwen, Llysfaen, Colwyn Bay | Freehold | 71 m² | £124,000 (2006) |
| 16 Alltwen, Llysfaen, Llysfaen | Freehold | 56 m² | £97,000 (2021) |
| 17 Alltwen, Llysfaen, Llysfaen | Freehold | 70 m² | £120,000 (2016) |
| 18 Alltwen, Llysfaen, Colwyn Bay | Freehold | 77 m² | £175,000 (2023) |
| 19 Alltwen, Llysfaen, Colwyn Bay | Freehold | 69 m² | £130,000 (2021) |
| 20 Alltwen, Llysfaen, Colwyn Bay | - | 77 m² | - |
| 21 Alltwen, Llysfaen, Llysfaen | Freehold | 68 m² | £179,950 (2022) |
| 22, Alltwen, Llysfaen, Colwyn Bay | - | 67 m² | - |
| 24 Alltwen, Llysfaen, Colwyn Bay | - | 89 m² | - |
| 25 Alltwen, Llysfaen, Llysfaen | - | 81 m² | - |
| 26 Alltwen, Llysfaen, Llysfaen | Freehold | 68 m² | £39,500 (2001) |
| 27 Alltwen, Llysfaen, Llysfaen | Freehold | 87 m² | £111,000 (2014) |
| 28 Alltwen, Llysfaen, Llysfaen | - | 68 m² | - |
| 29 Alltwen, Llysfaen, Colwyn Bay | - | 87 m² | - |
| 30 Alltwen, Llysfaen, Colwyn Bay | Freehold | 55 m² | £150,000 (2025) |
| 31 Alltwen, Llysfaen, Colwyn Bay | Freehold | 87 m² | £43,000 (1998) |
| 32 Alltwen, Llysfaen, Colwyn Bay | Freehold | 60 m² | £139,000 (2024) |
| 33 Alltwen, Llysfaen, Llysfaen | - | 116 m² | - |
| 34 Alltwen, Llysfaen, Colwyn Bay | Freehold | 63 m² | £120,000 (2015) |
| 35 Alltwen, Llysfaen, Colwyn Bay | Freehold | 67 m² | £157,500 (2023) |
| 36 Alltwen, Llysfaen, Llysfaen | Freehold | 61 m² | £67,000 (2003) |
| 37 Alltwen, Llysfaen, Colwyn Bay | Freehold | 91 m² | £41,500 (1999) |
| 40 Alltwen, Llysfaen, Colwyn Bay | Freehold | 85 m² | £205,000 (2026) |
| 41 Alltwen, Llysfaen, Colwyn Bay | Freehold | 56 m² | £139,950 (2021) |
| 42 Alltwen, Llysfaen, Colwyn Bay | Freehold | 57 m² | £34,500 (1999) |
| 43 Alltwen, Llysfaen, Colwyn Bay | Freehold | 54 m² | £115,950 (2018) |
| 44 Alltwen, Llysfaen, Llysfaen | Freehold | 72 m² | £127,500 (2014) |
| 45, Alltwen, Llysfaen, Colwyn Bay | - | 77 m² | - |
| 46 Alltwen, Llysfaen, Colwyn Bay | Freehold | 92 m² | £209,950 (2024) |
| 47 Alltwen, Llysfaen, Llysfaen | Freehold | 56 m² | £110,500 (2018) |
| 48 Alltwen, Llysfaen, Colwyn Bay | - | 90 m² | - |
| 49, Alltwen, Llysfaen, Colwyn Bay | - | 105 m² | - |
| 50 Alltwen, Llysfaen, Colwyn Bay | - | 72 m² | - |
| 52 Alltwen, Llysfaen, Llysfaen | Freehold | 101 m² | £44,000 (1996) |
| 54 Alltwen, Llysfaen, Colwyn Bay | - | 72 m² | - |
| 56 Alltwen, Llysfaen, Colwyn Bay | - | 71 m² | - |
| 60 Alltwen, Llysfaen, Colwyn Bay | Freehold | 73 m² | £119,000 (2006) |
| 62 Alltwen, Llysfaen, Llysfaen | Freehold | 84 m² | £125,000 (2013) |
| 64 Alltwen, Llysfaen, Colwyn Bay | Freehold | 67 m² | £39,000 (2000) |
| 68 Alltwen, Llysfaen, Colwyn Bay | - | 76 m² | - |
| 70 Alltwen, Llysfaen, Llysfaen | - | 79 m² | - |
| 72, Alltwen, Llysfaen, Colwyn Bay | Freehold | 73 m² | £120,000 (2020) |
| 74 Alltwen, Llysfaen, Colwyn Bay | Freehold | 74 m² | £140,000 (2021) |
| 76 Alltwen, Llysfaen, Llysfaen | - | 89 m² | - |