| 61A Welldon Crescent, Harrow | Leasehold | 85 m² | £250,000 (2010) |
| 61B Welldon Crescent, Harrow | Leasehold | 24 m² | £178,000 (2010) |
| 63 Welldon Crescent, Harrow, Harrow | Leasehold | 121 m² | £415,000 (2021) |
| 63A, Welldon Crescent, Harrow | Leasehold | 75 m² | £410,000 (2019) |
| 81, Welldon Crescent, Harrow | Freehold | 127 m² | £750,000 (2023) |
| 83 Welldon Crescent, Harrow | Freehold | 120 m² | £500,000 (2025) |
| 85 Welldon Crescent, Harrow | Freehold | 126 m² | £535,000 (2023) |
| 87 Welldon Crescent, Harrow | Freehold | 108 m² | £535,000 (2023) |
| 93A, Welldon Crescent, Harrow | Leasehold | 64 m² | £210,000 (2007) |
| 93B Welldon Crescent, Harrow | Leasehold | 55 m² | £239,950 (2014) |
| 95 Welldon Crescent, Harrow | - | 131 m² | - |
| 101 Welldon Crescent, Harrow | - | 159 m² | - |
| 103, Welldon Crescent, Harrow | Freehold | 130 m² | £605,000 (2018) |
| Flat 1, 89 Welldon Crescent, Harrow, Harrow | Leasehold | 31 m² | £133,000 (2007) |
| Flat 1, 99, Welldon Crescent, Harrow | Leasehold | 56 m² | £350,000 (2020) |
| Flat 2, 89, Welldon Crescent, Harrow | Leasehold | 18 m² | £129,950 (2015) |
| Flat 2, 99, Welldon Crescent, Harrow | Leasehold | 48 m² | £330,000 (2020) |
| Flat 3, 89 Welldon Crescent, Harrow, Harrow | Leasehold | 38 m² | £170,500 (2014) |
| Flat 3, 99, Welldon Crescent, Harrow | Leasehold | 49 m² | £207,000 (2020) |
| Flat 4, 89 Welldon Crescent, Harrow | Leasehold | 32 m² | £174,000 (2013) |
| Flat C, 61, Welldon Crescent, Harrow | Leasehold | 66 m² | £370,000 (2021) |
