| 49 Hartford Avenue, Harrow, HA3 8TA | Sep 2025 | £773,000 | Semi-detached | Freehold |
| 27 Hartford Avenue, Harrow, HA3 8TA | Jul 2022 | £585,000 | Terraced | Freehold |
| 102 Hartford Avenue, Harrow, HA3 8TA | Sep 2021 | £549,001 | Terraced | Freehold |
| 92 Hartford Avenue, Harrow, HA3 8TA | Dec 2020 | £470,000 | Terraced | Freehold |
| 76 Hartford Avenue, Harrow, HA3 8TA | Feb 2019 | £522,500 | Terraced | Freehold |
| 47 Hartford Avenue, Harrow, HA3 8TA | Sep 2018 | £515,000 | Terraced | Freehold |
| 96 Hartford Avenue, Harrow, HA3 8TA | Mar 2016 | £568,000 | Terraced | Freehold |
| 108 Hartford Avenue, Harrow, HA3 8TA | Feb 2016 | £455,000 | Terraced | Freehold |
| 39 Hartford Avenue, Harrow, HA3 8TA | Nov 2015 | £685,000 | Terraced | Freehold |
| 72 Hartford Avenue, Harrow, HA3 8TA | Nov 2015 | £474,000 | Terraced | Freehold |
| 37 Hartford Avenue, Harrow, HA3 8TA | Aug 2015 | £505,000 | Terraced | Freehold |
| 15 Hartford Avenue, Harrow, HA3 8TA | Jul 2014 | £430,000 | Terraced | Freehold |
| 94 Hartford Avenue, Harrow, HA3 8TA | Dec 2010 | £282,000 | Terraced | Freehold |
| 74 Hartford Avenue, Harrow, HA3 8TA | Oct 2010 | £340,000 | Terraced | Freehold |
| 33 Hartford Avenue, Harrow, HA3 8TA | Aug 2005 | £329,950 | Semi-detached | Freehold |
| 90 Hartford Avenue, Harrow, HA3 8TA | Aug 2004 | £308,000 | Terraced | Freehold |
| 98 Hartford Avenue, Harrow, HA3 8TA | Jul 2004 | £250,000 | Terraced | Freehold |
| 43 Hartford Avenue, Harrow, HA3 8TA | Jun 2004 | £220,000 | Semi-detached | Freehold |
| 7 Hartford Avenue, Harrow, HA3 8TA | Apr 2004 | £249,000 | Semi-detached | Freehold |
| 25 Hartford Avenue, Harrow, HA3 8TA | Jul 2002 | £239,000 | Semi-detached | Freehold |
| 86 Hartford Avenue, Harrow, HA3 8TA | Jul 2001 | £168,000 | Terraced | Freehold |
| 19 Hartford Avenue, Harrow, HA3 8TA | Jun 2001 | £152,600 | Terraced | Freehold |
| 17 Hartford Avenue, Harrow, HA3 8TA | Jan 2001 | £250,000 | Terraced | Freehold |
| 110 Hartford Avenue, Harrow, HA3 8TA | Oct 2000 | £195,000 | Semi-detached | Freehold |
| 29 Hartford Avenue, Harrow, HA3 8TA | Jun 2000 | £182,000 | Terraced | Freehold |
| 45 Hartford Avenue, Harrow, HA3 8TA | Nov 1999 | £153,000 | Terraced | Freehold |
| 31 Hartford Avenue, Harrow, HA3 8TA | Aug 1998 | £134,950 | Semi-detached | Freehold |
| 78 Hartford Avenue, Harrow, HA3 8TA | Jul 1997 | £89,000 | Terraced | Freehold |
| 9 Hartford Avenue, Harrow, HA3 8TA | Jun 1997 | £97,000 | Terraced | Freehold |
| 41 Hartford Avenue, Harrow, HA3 8TA | May 1996 | £85,000 | Semi-detached | Freehold |