| 1 Hawthorne Avenue, Harrow | - | 59 m² | - |
| 1A Hawthorne Avenue, Harrow | - | 63 m² | - |
| 2A, Hawthorne Avenue, Harrow | - | 148 m² | - |
| 3 Hawthorne Avenue, Harrow, Harrow | Freehold | 110 m² | £600,000 (2021) |
| 4 Hawthorne Avenue, Harrow | Freehold | 118 m² | £727,500 (2025) |
| 7 Hawthorne Avenue, Harrow | Freehold | 143 m² | £875,000 (2022) |
| 11, Hawthorne Avenue, Harrow | Freehold | 129 m² | £815,000 (2022) |
| 15, Hawthorne Avenue, Harrow | Freehold | 59 m² | £22,720 (2021) |
| 15A Hawthorne Avenue, Harrow, Harrow | Leasehold | 69 m² | £355,500 (2016) |
| 16, Hawthorne Avenue, Harrow | Freehold | 122 m² | £676,000 (2017) |
| 20A Hawthorne Avenue, Harrow | - | 74 m² | - |
| 21, Hawthorne Avenue, Harrow | Freehold | 142 m² | £820,000 (2016) |
| 23 Hawthorne Avenue, Harrow, Harrow | Freehold | 152 m² | £853,500 (2021) |
| 26, Hawthorne Avenue, Harrow | Freehold | 101 m² | £520,000 (2021) |
| 27, Hawthorne Avenue, Harrow | Freehold | 128 m² | £685,000 (2016) |
| 28 Hawthorne Avenue, Harrow | Freehold | 123 m² | £415,000 (2006) |
| 30 Hawthorne Avenue, Harrow | Freehold | 199 m² | £152,500 (1997) |
| 32 Hawthorne Avenue, Harrow | Freehold | 103 m² | £680,000 (2025) |
| 33, Hawthorne Avenue, Harrow | Freehold | 147 m² | £620,000 (2017) |
| Flat 1, 26 Hawthorne Avenue, Harrow | Leasehold | 75 m² | £450,000 (2023) |
| Flat 2, 26 Hawthorne Avenue, Harrow | Leasehold | 90 m² | £450,000 (2024) |
