| 6 Oldhill, Old St Mellons, Cardiff, CF3 5SU | Oct 2021 | £205,000 | Semi-detached | Freehold |
| 17 Oldhill, Old St Mellons, Cardiff, CF3 5SU | Apr 2018 | £300,000 | Detached | Freehold |
| 3 Oldhill, Old St Mellons, Cardiff, CF3 5SU | Apr 2011 | £105,000 | Semi-detached | Leasehold |
| 7 Oldhill, Old St Mellons, Cardiff, CF3 5SU | May 2009 | £115,000 | Terraced | Freehold |
| 8 Oldhill, Old St Mellons, Cardiff, CF3 5SU | Dec 2007 | £157,000 | Terraced | Freehold |
| 12 Oldhill, Old St Mellons, Cardiff, CF3 5SU | Oct 2007 | £210,000 | Detached | Freehold |
| 4 Oldhill, Old St Mellons, Cardiff, CF3 5SU | Dec 2006 | £147,500 | Semi-detached | Leasehold |
| 14 Oldhill, Old St Mellons, Cardiff, CF3 5SU | Jul 2005 | £215,000 | Detached | Freehold |
| 2 Oldhill, Old St Mellons, Cardiff, CF3 5SU | Jun 2005 | £126,950 | Semi-detached | Leasehold |
| 15 Oldhill, Old St Mellons, Cardiff, CF3 5SU | Aug 2004 | £250,000 | Detached | Freehold |
| 18 Oldhill, Old St Mellons, Cardiff, CF3 5SU | Mar 2004 | £189,000 | Detached | Freehold |
| 21 Oldhill, Old St Mellons, Cardiff, CF3 5SU | Apr 1998 | £86,500 | Detached | Freehold |
| 9 Oldhill, Old St Mellons, Cardiff, CF3 5SU | Jul 1997 | £56,000 | Semi-detached | Leasehold |
| 13 Oldhill, Old St Mellons, Cardiff, CF3 5SU | Jul 1997 | £78,000 | Semi-detached | Freehold |