| 43B Cassiobury Park Avenue, Watford, WD18 7LD | Jun 2026 | £901,000 | Detached | Freehold |
| 77 Cassiobury Park Avenue, Watford, WD18 7LD | Apr 2024 | £790,000 | Semi-detached | Freehold |
| 71 Cassiobury Park Avenue, Watford, WD18 7LD | Feb 2024 | £721,000 | Semi-detached | Freehold |
| 67 Cassiobury Park Avenue, Watford, WD18 7LD | Feb 2024 | £750,000 | Semi-detached | Freehold |
| 79 Cassiobury Park Avenue, Watford, WD18 7LD | Oct 2023 | £725,000 | Semi-detached | Freehold |
| 43 Cassiobury Park Avenue, Watford, WD18 7LD | Oct 2020 | £730,000 | Semi-detached | Freehold |
| 63 Cassiobury Park Avenue, Watford, WD18 7LD | Feb 2019 | £650,000 | Semi-detached | Freehold |
| 47 Cassiobury Park Avenue, Watford, WD18 7LD | Oct 2018 | £850,000 | Detached | Freehold |
| 51 Cassiobury Park Avenue, Watford, WD18 7LD | May 2018 | £720,000 | Semi-detached | Freehold |
| 55 Cassiobury Park Avenue, Watford, WD18 7LD | Jan 2018 | £725,000 | Semi-detached | Freehold |
| 73 Cassiobury Park Avenue, Watford, WD18 7LD | Aug 2017 | £720,000 | Semi-detached | Freehold |
| 65 Cassiobury Park Avenue, Watford, WD18 7LD | Jul 2014 | £555,000 | Semi-detached | Freehold |
| 45A Cassiobury Park Avenue, Watford, WD18 7LD | Sep 2012 | £700,000 | Detached | Freehold |
| 43A Cassiobury Park Avenue, Watford, WD18 7LD | Sep 2008 | £460,000 | Semi-detached | Freehold |
| 69 Cassiobury Park Avenue, Watford, WD18 7LD | Nov 2007 | £425,000 | Semi-detached | Freehold |
| 45 Cassiobury Park Avenue, Watford, WD18 7LD | Jul 2007 | £785,000 | Detached | Freehold |
| 75 Cassiobury Park Avenue, Watford, WD18 7LD | Oct 2003 | £315,000 | Semi-detached | Freehold |
| 57 Cassiobury Park Avenue, Watford, WD18 7LD | Jan 2000 | £285,000 | Semi-detached | Freehold |