| 9 Middle Down, Aldenham, Watford, WD25 8BW | Jun 2025 | £1,240,000 | Terraced | Freehold |
| 20 Middle Down, Aldenham, Watford, WD25 8BW | Feb 2025 | £1,225,000 | Detached | Freehold |
| 11 Middle Down, Aldenham, Watford, WD25 8BW | May 2024 | £850,000 | Terraced | Freehold |
| 5 Middle Down, Aldenham, Watford, WD25 8BW | Aug 2022 | £1,450,000 | Detached | Freehold |
| 6 Middle Down, Aldenham, Watford, WD25 8BW | Nov 2016 | £980,000 | Terraced | Freehold |
| 2 Middle Down, Aldenham, Watford, WD25 8BW | Dec 2014 | £700,000 | Terraced | Freehold |
| 14 Middle Down, Aldenham, Watford, WD25 8BW | Aug 2014 | £665,000 | Semi-detached | Freehold |
| 16 Middle Down, Aldenham, Watford, WD25 8BW | Sep 2013 | £637,500 | Terraced | Freehold |
| 3 Middle Down, Aldenham, Watford, WD25 8BW | May 2013 | £650,000 | Terraced | Freehold |
| 7 Middle Down, Aldenham, Watford, WD25 8BW | Mar 2013 | £920,000 | Terraced | Freehold |
| 15 Middle Down, Aldenham, Watford, WD25 8BW | Oct 2011 | £560,000 | Terraced | Freehold |
| 10 Middle Down, Aldenham, Watford, WD25 8BW | Jun 2010 | £595,000 | Terraced | Freehold |
| 21 Middle Down, Aldenham, Watford, WD25 8BW | Apr 2007 | £900,000 | Detached | Freehold |
| 1 Middle Down, Aldenham, Watford, WD25 8BW | Nov 2006 | £620,000 | Terraced | Freehold |
| 8 Middle Down, Aldenham, Watford, WD25 8BW | Oct 2006 | £750,000 | Terraced | Freehold |
| 19 Middle Down, Aldenham, Watford, WD25 8BW | Jul 2006 | £540,000 | Terraced | Freehold |
| 4 Middle Down, Aldenham, Watford, WD25 8BW | May 2006 | £540,000 | Terraced | Freehold |
| 17 Middle Down, Aldenham, Watford, WD25 8BW | May 2006 | £630,000 | Terraced | Freehold |
| 18 Middle Down, Aldenham, Watford, WD25 8BW | Apr 2006 | £510,000 | Terraced | Freehold |
| 12 Middle Down, Aldenham, Watford, WD25 8BW | Nov 2005 | £575,000 | Semi-detached | Freehold |