| 247, Christchurch Avenue, Harrow | Freehold | 55 m² | £46,000 (2022) |
| 249 Christchurch Avenue, Harrow | - | 57 m² | - |
| 251, Christchurch Avenue, Harrow | Leasehold | 59 m² | £170,000 (2006) |
| 253 Christchurch Avenue, Harrow, Harrow | Leasehold | 56 m² | £279,000 (2015) |
| 255, Christchurch Avenue, Harrow | Leasehold | 66 m² | £340,000 (2016) |
| 257 Christchurch Avenue, Harrow | Leasehold | 48 m² | £250,000 (2016) |
| 259, Christchurch Avenue, Harrow | - | 60 m² | - |
| 261, Christchurch Avenue, Harrow | Leasehold | 55 m² | £169,000 (2004) |
| 263, Christchurch Avenue, Harrow | Leasehold | 56 m² | £180,000 (2010) |
| 265, Christchurch Avenue, Harrow | Leasehold | 56 m² | £145,000 (2003) |
| 273, Christchurch Avenue, Harrow | Leasehold | 56 m² | £87,000 (2003) |
| 275, Christchurch Avenue, Harrow | Leasehold | 54 m² | £200,000 (2008) |
| 279, Christchurch Avenue, Harrow | Freehold | 60 m² | £36,000 (2022) |
| 281 Christchurch Avenue, Harrow | Leasehold | 54 m² | £124,000 (2002) |
| 283 Christchurch Avenue, Harrow | Leasehold | 52 m² | £233,000 (2023) |
| 285 Christchurch Avenue, Harrow | Leasehold | 55 m² | £340,000 (2023) |
| 289 Christchurch Avenue, Harrow, Harrow | Leasehold | 48 m² | £280,000 (2022) |
| 291, Christchurch Avenue, Harrow | Leasehold | 51 m² | £153,000 (2003) |
| 293 Christchurch Avenue, Harrow | Leasehold | 57 m² | £156,000 (2002) |
| 295, Christchurch Avenue, Harrow | - | 93 m² | - |
| 299 Christchurch Avenue, Harrow | Leasehold | 67 m² | £280,000 (2014) |
| 303, Christchurch Avenue, Harrow | Leasehold | 68 m² | £59,950 (1997) |
| 305 Christchurch Avenue, Harrow | Leasehold | 72 m² | £230,000 (2014) |
| 309, Christchurch Avenue, Harrow | Leasehold | 68 m² | £230,000 (2012) |
| 311, Christchurch Avenue, Harrow | Freehold | 67 m² | £5,600 (2022) |
