| Newlyn Newport Road, Old St Mellons, Cardiff, CF3 5TX | Oct 2025 | £434,000 | Detached | Freehold |
| Craigmore Newport Road, Old St Mellons, Cardiff, CF3 5TX | Jun 2024 | £260,000 | Detached | Freehold |
| Stoneleigh Newport Road, Old St Mellons, Cardiff, CF3 5TX | Apr 2024 | £480,000 | Semi-detached | Freehold |
| 1, St. Andrews Court Newport Road, Old St Mellons, Cardiff, CF3 5TX | Jul 2022 | £432,500 | Semi-detached | Freehold |
| The Gate House Newport Road, Old St Mellons, Cardiff, CF3 5TX | May 2022 | £405,215 | Detached | Freehold |
| Kessing Lan Newport Road, Old St Mellons, Cardiff, CF3 5TX | May 2022 | £470,000 | Detached | Freehold |
| Tredra Newport Road, Old St Mellons, Cardiff, CF3 5TX | Sep 2021 | £336,000 | Detached | Leasehold |
| Greenacres Newport Road, Old St Mellons, Cardiff, CF3 5TX | Jun 2021 | £320,000 | Detached | Freehold |
| 2, St. Andrews Court Newport Road, Old St Mellons, Cardiff, CF3 5TX | Jul 2019 | £345,000 | Semi-detached | Freehold |
| 3, St. Andrews Court Newport Road, Old St Mellons, Cardiff, CF3 5TX | Jun 2019 | £350,000 | Semi-detached | Freehold |
| Finchfield Newport Road, Old St Mellons, Cardiff, CF3 5TX | Apr 2019 | £365,000 | Semi-detached | Freehold |
| 4, St. Andrews Court Newport Road, Old St Mellons, Cardiff, CF3 5TX | Feb 2018 | £365,000 | Semi-detached | Freehold |
| Wayside Newport Road, Old St Mellons, Cardiff, CF3 5TX | Aug 2015 | £315,000 | Detached | Freehold |
| Newlands Newport Road, Old St Mellons, Cardiff, CF3 5TX | Jan 2014 | £342,000 | Detached | Freehold |
| Melrose Newport Road, Old St Mellons, Cardiff, CF3 5TX | Aug 2007 | £310,000 | Detached | Freehold |
| Arlington Newport Road, Old St Mellons, Cardiff, CF3 5TX | Feb 2006 | £210,250 | Detached | Freehold |
| Kazimain Bungalow Newport Road, Old St Mellons, Cardiff, CF3 5TX | Dec 2003 | £60,000 | Detached | Freehold |
| The Laurels Newport Road, Old St Mellons, Cardiff, CF3 5TX | Sep 2001 | £122,500 | Detached | Freehold |
| Wentloog Newport Road, Old St Mellons, Cardiff, CF3 5TX | Apr 2001 | £146,000 | Detached | Freehold |