| 19 Wynn Avenue, Old Colwyn, Colwyn Bay, LL29 9RF | Nov 2025 | £320,000 | Detached | Freehold |
| 25 Wynn Avenue, Old Colwyn, Colwyn Bay, LL29 9RF | Mar 2025 | £277,000 | Semi-detached | Freehold |
| 18 Wynn Avenue, Old Colwyn, Colwyn Bay, LL29 9RF | Oct 2024 | £135,000 | Flat / maisonette | Freehold |
| 16 Wynn Avenue, Old Colwyn, Colwyn Bay, LL29 9RF | Sep 2024 | £407,500 | Detached | Freehold |
| 30 Wynn Avenue, Old Colwyn, Colwyn Bay, LL29 9RF | Aug 2022 | £352,000 | Semi-detached | Freehold |
| 21 Wynn Avenue, Old Colwyn, Colwyn Bay, LL29 9RF | Nov 2020 | £360,000 | Detached | Freehold |
| 17 Wynn Avenue, Old Colwyn, Colwyn Bay, LL29 9RF | Dec 2019 | £312,500 | Detached | Freehold |
| 22 Wynn Avenue, Old Colwyn, Colwyn Bay, LL29 9RF | Aug 2018 | £267,500 | Detached | Freehold |
| 14 Wynn Avenue, Old Colwyn, Colwyn Bay, LL29 9RF | Dec 2014 | £249,950 | Detached | Freehold |
| 11 Wynn Avenue, Old Colwyn, Colwyn Bay, LL29 9RF | Aug 2011 | £210,000 | Detached | Freehold |
| 32 Wynn Avenue, Old Colwyn, Colwyn Bay, LL29 9RF | Apr 2007 | £250,000 | Semi-detached | Freehold |
| 23 Wynn Avenue, Old Colwyn, Colwyn Bay, LL29 9RF | Nov 2006 | £153,000 | Semi-detached | Freehold |
| 28 Wynn Avenue, Old Colwyn, Colwyn Bay, LL29 9RF | Feb 2003 | £152,500 | Detached | Freehold |
| 24A Wynn Avenue, Old Colwyn, Colwyn Bay, LL29 9RF | Nov 2001 | £44,000 | Flat / maisonette | Freehold |
| 20 Wynn Avenue, Old Colwyn, Colwyn Bay, LL29 9RF | Feb 1998 | £67,000 | Detached | Freehold |
| 9 Wynn Avenue, Old Colwyn, Colwyn Bay, LL29 9RF | Aug 1997 | £81,000 | Detached | Freehold |
| 7A Wynn Avenue, Old Colwyn, Colwyn Bay, LL29 9RF | May 1995 | £34,000 | Flat / maisonette | Leasehold |