| 27 Northfield Avenue, Orpington, BR5 4JQ | Jul 2026 | £555,000 | Semi-detached | Freehold |
| 44 Northfield Avenue, Orpington, BR5 4JQ | May 2026 | £400,000 | Semi-detached | Freehold |
| 38 Northfield Avenue, Orpington, BR5 4JQ | Dec 2025 | £422,000 | Semi-detached | Freehold |
| 19 Northfield Avenue, Orpington, BR5 4JQ | Aug 2025 | £371,420 | Semi-detached | Freehold |
| 35 Northfield Avenue, Orpington, BR5 4JQ | Mar 2025 | £405,000 | Semi-detached | Freehold |
| 33 Northfield Avenue, Orpington, BR5 4JQ | Sep 2024 | £418,000 | Semi-detached | Freehold |
| 18 Northfield Avenue, Orpington, BR5 4JQ | Mar 2024 | £412,000 | Semi-detached | Freehold |
| 21 Northfield Avenue, Orpington, BR5 4JQ | Feb 2024 | £392,000 | Semi-detached | Freehold |
| 40 Northfield Avenue, Orpington, BR5 4JQ | Oct 2022 | £415,000 | Semi-detached | Freehold |
| 29 Northfield Avenue, Orpington, BR5 4JQ | Sep 2022 | £465,000 | Semi-detached | Freehold |
| 50 Northfield Avenue, Orpington, BR5 4JQ | Sep 2021 | £417,500 | Semi-detached | Freehold |
| 46 Northfield Avenue, Orpington, BR5 4JQ | Jul 2020 | £430,000 | Semi-detached | Freehold |
| 30 Northfield Avenue, Orpington, BR5 4JQ | May 2020 | £407,000 | Semi-detached | Freehold |
| 52 Northfield Avenue, Orpington, BR5 4JQ | Aug 2019 | £475,000 | Semi-detached | Freehold |
| 20 Northfield Avenue, Orpington, BR5 4JQ | Nov 2018 | £375,000 | Semi-detached | Freehold |
| 26 Northfield Avenue, Orpington, BR5 4JQ | Jan 2015 | £275,000 | Semi-detached | Freehold |
| 28 Northfield Avenue, Orpington, BR5 4JQ | Dec 2014 | £272,500 | Semi-detached | Freehold |
| 24 Northfield Avenue, Orpington, BR5 4JQ | Jun 2012 | £205,000 | Semi-detached | Freehold |
| 36 Northfield Avenue, Orpington, BR5 4JQ | Jan 2011 | £198,000 | Semi-detached | Freehold |
| 32 Northfield Avenue, Orpington, BR5 4JQ | Aug 2010 | £206,000 | Semi-detached | Freehold |
| 37 Northfield Avenue, Orpington, BR5 4JQ | Oct 2009 | £175,000 | Semi-detached | Freehold |
| 48 Northfield Avenue, Orpington, BR5 4JQ | Sep 2009 | £199,950 | Terraced | Freehold |
| 34 Northfield Avenue, Orpington, BR5 4JQ | Apr 2009 | £184,000 | Semi-detached | Freehold |
| 22 Northfield Avenue, Orpington, BR5 4JQ | Nov 2007 | £244,000 | Semi-detached | Freehold |
| 31 Northfield Avenue, Orpington, BR5 4JQ | Aug 2005 | £221,000 | Semi-detached | Freehold |
| 39 Northfield Avenue, Orpington, BR5 4JQ | Apr 2005 | £200,000 | Semi-detached | Freehold |
| 42 Northfield Avenue, Orpington, BR5 4JQ | Jun 2002 | £169,500 | Semi-detached | Freehold |
| 25 Northfield Avenue, Orpington, BR5 4JQ | Oct 1995 | £77,500 | Semi-detached | Freehold |