| 1 Haddon Court, Shakespeare Road, Harpenden | - | 121 m² | - |
| 2 Haddon Court, Shakespeare Road, Harpenden | - | 99 m² | - |
| 3 Haddon Court, Shakespeare Road, Harpenden | - | 105 m² | - |
| 4 Haddon Court, Shakespeare Road, Harpenden | Freehold | 112 m² | £705,000 (2022) |
| 5 Haddon Court, Shakespeare Road, Harpenden | Freehold | 131 m² | £99,500 (1996) |
| 6 Haddon Court, Shakespeare Road, Harpenden | Freehold | 122 m² | £685,000 (2026) |
| 8 Haddon Court, Shakespeare Road, Harpenden | Freehold | 111 m² | £650,000 (2022) |
| 9 Haddon Court, Shakespeare Road, Harpenden | Freehold | 125 m² | £645,000 (2022) |
| 10 Haddon Court, Shakespeare Road, Harpenden | Freehold | 113 m² | £640,000 (2021) |
| 11 Haddon Court, Shakespeare Road, Harpenden | Freehold | 110 m² | £682,000 (2022) |
| 13 Haddon Court, Shakespeare Road, Harpenden | Freehold | 123 m² | £345,000 (2006) |
| 15 Haddon Court, Shakespeare Road, Harpenden | Freehold | 119 m² | £350,000 (2011) |
| 16 Haddon Court, Shakespeare Road, Harpenden | Freehold | 128 m² | £210,000 (2000) |
| 17 Haddon Court, Shakespeare Road, Harpenden | Freehold | 127 m² | £628,000 (2022) |
| 18 Haddon Court, Shakespeare Road, Harpenden | Freehold | 112 m² | £610,000 (2018) |
| 19 Haddon Court, Shakespeare Road, Harpenden | - | 112 m² | - |
| 20 Haddon Court, Shakespeare Road, Harpenden | Freehold | 129 m² | £565,000 (2015) |
| 23 Haddon Court, Shakespeare Road, Harpenden | Freehold | 119 m² | £630,000 (2025) |
| 24 Haddon Court, Shakespeare Road, Harpenden | Freehold | 125 m² | £685,000 (2022) |
| 25 Haddon Court, Shakespeare Road, Harpenden | Freehold | 120 m² | £730,000 (2026) |
