| Long Acre, 25 Gwellyn Avenue, Kinmel Bay, Rhyl, LL18 5HR | May 2025 | £200,000 | Detached | Freehold |
| Little Paddock Gwellyn Avenue, Kinmel Bay, Rhyl, LL18 5HR | Feb 2022 | £925,000 | Other property | Freehold |
| 23 Gwellyn Avenue, Kinmel Bay, Rhyl, LL18 5HR | Jan 2021 | £180,000 | Detached | Freehold |
| 32 Gwellyn Avenue, Kinmel Bay, Rhyl, LL18 5HR | Dec 2020 | £150,000 | Detached | Freehold |
| Westward-Ho, 21 Gwellyn Avenue, Kinmel Bay, Rhyl, LL18 5HR | Nov 2020 | £116,250 | Detached | Freehold |
| 35 Gwellyn Avenue, Kinmel Bay, Rhyl, LL18 5HR | Feb 2020 | £115,000 | Detached | Freehold |
| Maple Lodge Gwellyn Avenue, Kinmel Bay, Rhyl, LL18 5HR | Apr 2019 | £180,000 | Detached | Freehold |
| 9 Gwellyn Avenue, Kinmel Bay, Rhyl, LL18 5HR | Feb 2019 | £230,000 | Detached | Freehold |
| 7 Gwellyn Avenue, Kinmel Bay, Rhyl, LL18 5HR | Nov 2018 | £230,000 | Detached | Freehold |
| 1 Gwellyn Avenue, Kinmel Bay, Rhyl, LL18 5HR | Jun 2018 | £175,000 | Detached | Freehold |
| Lascelles Gwellyn Avenue, Kinmel Bay, Rhyl, LL18 5HR | Nov 2017 | £365,000 | Other property | Freehold |
| 33 Gwellyn Avenue, Kinmel Bay, Rhyl, LL18 5HR | Nov 2016 | £215,000 | Detached | Freehold |
| 5 Gwellyn Avenue, Kinmel Bay, Rhyl, LL18 5HR | May 2016 | £170,000 | Detached | Freehold |
| Hafod Gwellyn Avenue, Kinmel Bay, Rhyl, LL18 5HR | Mar 2015 | £315,000 | Detached | Freehold |
| Becca Gwellyn Avenue, Kinmel Bay, Rhyl, LL18 5HR | Nov 2013 | £127,000 | Detached | Freehold |
| 4 Gwellyn Avenue, Kinmel Bay, Rhyl, LL18 5HR | Aug 2010 | £95,000 | Detached | Freehold |
| Walnut Lodge Gwellyn Avenue, Kinmel Bay, Rhyl, LL18 5HR | Dec 2007 | £370,000 | Detached | Freehold |
| 15 Gwellyn Avenue, Kinmel Bay, Rhyl, LL18 5HR | Nov 2007 | £227,000 | Detached | Freehold |
| Riverside Cottage Gwellyn Avenue, Kinmel Bay, Rhyl, LL18 5HR | Aug 2003 | £285,000 | Detached | Freehold |
| 29 Gwellyn Avenue, Kinmel Bay, Rhyl, LL18 5HR | Feb 2003 | £140,000 | Detached | Freehold |
| Homeliegh, 31 Gwellyn Avenue, Kinmel Bay, Rhyl, LL18 5HR | Feb 2003 | £130,000 | Detached | Freehold |
| 3 Gwellyn Avenue, Kinmel Bay, Rhyl, LL18 5HR | Jan 2001 | £95,000 | Detached | Freehold |
| 17 - 19 Gwellyn Avenue, Kinmel Bay, Rhyl, LL18 5HR | Nov 1996 | £80,000 | Detached | Freehold |
| Oaklands Gwellyn Avenue, Kinmel Bay, Rhyl, LL18 5HR | Mar 1995 | £30,000 | Detached | Freehold |