| 36 Northwick Avenue, Kenton, Harrow, HA3 0AB | Sep 2024 | £840,000 | Semi-detached | Freehold |
| 26 Northwick Avenue, Kenton, Harrow, HA3 0AB | Apr 2021 | £680,000 | Detached | Freehold |
| 50 Northwick Avenue, Kenton, Harrow, HA3 0AB | May 2018 | £1,125,000 | Detached | Freehold |
| 16 Northwick Avenue, Harrow, HA3 0AB | Sep 2017 | £561,000 | Detached | Freehold |
| 20A Northwick Avenue, Harrow, HA3 0AB | May 2017 | £790,000 | Semi-detached | Freehold |
| 20 Northwick Avenue, Harrow, HA3 0AB | Dec 2016 | £600,000 | Semi-detached | Freehold |
| 24 Northwick Avenue, Harrow, HA3 0AB | Feb 2016 | £617,200 | Terraced | Freehold |
| 66A Northwick Avenue, Harrow, HA3 0AB | May 2015 | £260,000 | Flat / maisonette | Leasehold |
| 52 Northwick Avenue, Harrow, HA3 0AB | May 2015 | £550,000 | Semi-detached | Freehold |
| 8 Northwick Avenue, Harrow, HA3 0AB | Sep 2013 | £456,000 | Semi-detached | Freehold |
| 4A Northwick Avenue, Harrow, HA3 0AB | Sep 2012 | £324,000 | Terraced | Freehold |
| 48 Northwick Avenue, Harrow, HA3 0AB | Sep 2012 | £400,000 | Semi-detached | Freehold |
| 44 Northwick Avenue, Harrow, HA3 0AB | Feb 2011 | £420,000 | Semi-detached | Freehold |
| 12 Northwick Avenue, Harrow, HA3 0AB | Oct 2008 | £600,000 | Semi-detached | Freehold |
| 22 Northwick Avenue, Harrow, HA3 0AB | Feb 2008 | £375,000 | Semi-detached | Freehold |
| 4E Northwick Avenue, Harrow, HA3 0AB | Oct 2007 | £335,000 | Semi-detached | Freehold |
| 66 Northwick Avenue, Harrow, HA3 0AB | Apr 2007 | £239,000 | Flat / maisonette | Leasehold |
| 32 Northwick Avenue, Harrow, HA3 0AB | Jan 2007 | £355,000 | Semi-detached | Freehold |
| 68A Northwick Avenue, Kenton, Harrow, HA3 0AB | Mar 2006 | £195,000 | Flat / maisonette | Leasehold |
| 14 Northwick Avenue, Harrow, HA3 0AB | Feb 2005 | £418,000 | Detached | Freehold |
| 4D Northwick Avenue, Harrow, HA3 0AB | Dec 2002 | £242,000 | Terraced | Freehold |
| 62 Northwick Avenue, Harrow, HA3 0AB | Oct 2001 | £258,500 | Semi-detached | Freehold |
| 34 Northwick Avenue, Harrow, HA3 0AB | Aug 2000 | £170,000 | Semi-detached | Freehold |
| 18 Northwick Avenue, Harrow, HA3 0AB | Jun 2000 | £289,000 | Semi-detached | Freehold |
| 4C Northwick Avenue, Harrow, HA3 0AB | Feb 2000 | £153,000 | Terraced | Freehold |
| 46 Northwick Avenue, Harrow, HA3 0AB | Jan 2000 | £241,000 | Semi-detached | Freehold |
| 4B Northwick Avenue, Harrow, HA3 0AB | Oct 1999 | £166,500 | Terraced | Freehold |
| 30 Northwick Avenue, Harrow, HA3 0AB | Feb 1999 | £172,000 | Semi-detached | Freehold |
| 42 Northwick Avenue, Harrow, HA3 0AB | Oct 1998 | £159,000 | Semi-detached | Freehold |
| 64 Northwick Avenue, Harrow, HA3 0AB | Apr 1997 | £108,000 | Semi-detached | Freehold |