| 82 Welldon Crescent, Harrow | - | 72 m² | - |
| 82A Welldon Crescent, Harrow | Leasehold | 68 m² | £48,000 (1997) |
| 84, Welldon Crescent, Harrow | - | 59 m² | - |
| 84A, Welldon Crescent, Harrow | Leasehold | 67 m² | £405,000 (2022) |
| 88B, Welldon Crescent, Harrow | Leasehold | 69 m² | £200,000 (2007) |
| Flat 1, 80 Welldon Crescent, Harrow | - | 36 m² | - |
| Flat 1, 90 Welldon Crescent, Harrow | Leasehold | 31 m² | £178,000 (2014) |
| Flat 1, 92, Welldon Crescent, Harrow | Leasehold | 53 m² | £220,000 (2008) |
| Flat 2, 80 Welldon Crescent, Harrow | - | 42 m² | - |
| Flat 2, 90, Welldon Crescent, Harrow | Leasehold | 49 m² | £198,000 (2010) |
| Flat 2, 92 Welldon Crescent, Harrow | Leasehold | 83 m² | £333,000 (2015) |
| Flat 3, 80 Welldon Crescent, Harrow | Leasehold | 50 m² | £263,500 (2024) |
| Flat 3, 90, Welldon Crescent, Harrow | Leasehold | 35 m² | £235,000 (2015) |
| Flat 3, 92-94 Welldon Crescent, Harrow | Leasehold | 69 m² | £243,000 (2012) |
| Flat 4, 80, Welldon Crescent, Harrow | Leasehold | 25 m² | £145,000 (2025) |
| Flat 4, 90 Welldon Crescent, Harrow | Leasehold | 24 m² | £150,000 (2014) |
| Flat 4, 92-94 Welldon Crescent, Harrow | Leasehold | 40 m² | £191,340 (2019) |
| Flat 5, 80 Welldon Crescent, Harrow | Leasehold | 29 m² | £103,000 (2013) |
| Flat 5, 90, Welldon Crescent, Harrow | Leasehold | 27 m² | £135,000 (2014) |
| Flat 5, 92, Welldon Crescent, Harrow | Leasehold | 63 m² | £362,000 (2025) |
| Flat 6, 92-94 Welldon Crescent, Harrow | Leasehold | 63 m² | £248,000 (2013) |
