| 14 Sunningdale Avenue, Colwyn Bay, LL29 6DF | Mar 2025 | £310,000 | Detached | Freehold |
| 6 Sunningdale Avenue, Colwyn Bay, LL29 6DF | Sep 2024 | £305,000 | Detached | Freehold |
| 31 Sunningdale Avenue, Colwyn Bay, LL29 6DF | Sep 2023 | £180,000 | Detached | Freehold |
| 42 Sunningdale Avenue, Colwyn Bay, LL29 6DF | Nov 2022 | £324,000 | Detached | Freehold |
| 28 Sunningdale Avenue, Colwyn Bay, LL29 6DF | Aug 2022 | £220,000 | Semi-detached | Freehold |
| 1 Sunningdale Avenue, Colwyn Bay, LL29 6DF | Dec 2021 | £267,000 | Detached | Freehold |
| 11 Sunningdale Avenue, Colwyn Bay, LL29 6DF | Mar 2021 | £175,000 | Semi-detached | Freehold |
| 29 Sunningdale Avenue, Colwyn Bay, LL29 6DF | Feb 2021 | £260,000 | Detached | Freehold |
| 27 Sunningdale Avenue, Colwyn Bay, LL29 6DF | Jan 2021 | £240,000 | Detached | Freehold |
| 17 Sunningdale Avenue, Colwyn Bay, LL29 6DF | Jun 2017 | £160,000 | Semi-detached | Freehold |
| 9 Sunningdale Avenue, Colwyn Bay, LL29 6DF | Sep 2016 | £145,000 | Semi-detached | Freehold |
| 2 Sunningdale Avenue, Colwyn Bay, LL29 6DF | Sep 2016 | £180,000 | Detached | Freehold |
| 25 Sunningdale Avenue, Colwyn Bay, LL29 6DF | Dec 2014 | £143,000 | Semi-detached | Freehold |
| 36 Sunningdale Avenue, Colwyn Bay, LL29 6DF | Jun 2012 | £124,500 | Semi-detached | Freehold |
| 30 Sunningdale Avenue, Colwyn Bay, LL29 6DF | Dec 2011 | £140,000 | Semi-detached | Freehold |
| 23 Sunningdale Avenue, Colwyn Bay, LL29 6DF | Dec 2009 | £145,000 | Semi-detached | Freehold |
| 34 Sunningdale Avenue, Colwyn Bay, LL29 6DF | Nov 2008 | £126,000 | Semi-detached | Freehold |
| 16 Sunningdale Avenue, Colwyn Bay, LL29 6DF | Apr 2005 | £225,000 | Detached | Freehold |
| 40 Sunningdale Avenue, Colwyn Bay, LL29 6DF | Jan 2004 | £17,000 | Detached | Freehold |
| 19 Sunningdale Avenue, Colwyn Bay, LL29 6DF | Mar 1998 | £50,000 | Semi-detached | Freehold |
| 15 Sunningdale Avenue, Colwyn Bay, LL29 6DF | Nov 1997 | £37,500 | Semi-detached | Freehold |
| 38 Sunningdale Avenue, Colwyn Bay, LL29 6DF | Jan 1997 | £46,950 | Semi-detached | Freehold |