| 339 Capthorne Court, Alexandra Avenue, Harrow | Leasehold | 65 m² | £93,000 (2001) |
| 339A Capthorne Court, Alexandra Avenue, Harrow | Leasehold | 71 m² | £110,000 (2001) |
| 339B Capthorne Court, Alexandra Avenue, Harrow | Leasehold | 75 m² | £370,000 (2017) |
| 341 Capthorne Court, Alexandra Avenue, Harrow | Leasehold | 57 m² | £119,950 (2001) |
| 341A Capthorne Court, Alexandra Avenue, Harrow | Leasehold | 58 m² | £74,500 (1999) |
| 341B Capthorne Court, Alexandra Avenue, Harrow | Leasehold | 55 m² | £205,000 (2010) |
| 343 Capthorne Court, Alexandra Avenue, Harrow | Leasehold | 57 m² | £285,000 (2025) |
| 343A Capthorne Court, Alexandra Avenue, Harrow, Harrow | Leasehold | 57 m² | £280,000 (2014) |
| 343B Capthorne Court, Alexandra Avenue, Harrow | Leasehold | 61 m² | £134,000 (2002) |
| 345 Capthorne Court, Alexandra Avenue, Harrow | Leasehold | 65 m² | £125,000 (2002) |
| 345A Capthorne Court, Alexandra Avenue, Harrow | Leasehold | 61 m² | £85,500 (2000) |
| 345B Capthorne Court, Alexandra Avenue, Harrow | Leasehold | 56 m² | £73,500 (1999) |
| 347 Capthorne Court, Alexandra Avenue, Harrow | Leasehold | 56 m² | £150,000 (2012) |
| 347A Capthorne Court, Alexandra Avenue, Harrow | Leasehold | 63 m² | £172,000 (2004) |
| 347B Capthorne Court, Alexandra Avenue, Harrow | Leasehold | 61 m² | £315,000 (2017) |
| 349 Capthorne Court, Alexandra Avenue, Harrow | Leasehold | 61 m² | £275,000 (2024) |
| 349A Capthorne Court, Alexandra Avenue, Harrow | Leasehold | 61 m² | £120,000 (2002) |
| 349B Capthorne Court, Alexandra Avenue, Harrow | Leasehold | 62 m² | £154,084 (2020) |
| 351 Capthorne Court, Alexandra Avenue, Harrow | Leasehold | 56 m² | £306,000 (2018) |
| 351A Capthorne Court, Alexandra Avenue, Harrow | Leasehold | 61 m² | £210,000 (2007) |
| 351B Capthorne Court, Alexandra Avenue, Harrow | Leasehold | 60 m² | £200,000 (2010) |
| 353 Capthorne Court, Alexandra Avenue, Harrow | Leasehold | 79 m² | £315,000 (2015) |
| 353A Capthorne Court, Alexandra Avenue, Harrow | Leasehold | 65 m² | £119,500 (2001) |
| 353B Capthorne Court, Alexandra Avenue, Harrow | Leasehold | 88 m² | £205,000 (2006) |
| 355 Capthorne Court, Alexandra Avenue, Harrow | Leasehold | 48 m² | £110,000 (2000) |
| 355A Capthorne Court, Alexandra Avenue, Harrow | Leasehold | 64 m² | £290,000 (2018) |
| 355B Capthorne Court, Alexandra Avenue, Harrow | Leasehold | 61 m² | £284,000 (2015) |
| 355C Capthorne Court, Alexandra Avenue, Harrow | Leasehold | 60 m² | £189,950 (2003) |
| 355D Capthorne Court, Alexandra Avenue, Harrow | Leasehold | 63 m² | £320,000 (2024) |
| 355E Capthorne Court, Alexandra Avenue, Harrow | Leasehold | 100 m² | £195,000 (2003) |