| 1, Narrowboat Avenue, Brentford | Leasehold | 96 m² | £520,000 (2024) |
| 2, Narrowboat Avenue, Brentford | Leasehold | 63 m² | £335,000 (2015) |
| 3, Narrowboat Avenue, Brentford | Leasehold | 84 m² | £465,000 (2019) |
| 4 Narrowboat Avenue, Brentford | Leasehold | 80 m² | £480,000 (2021) |
| 5, Narrowboat Avenue, Brentford | Leasehold | 79 m² | £480,000 (2022) |
| 6, Narrowboat Avenue, Brentford | Leasehold | 53 m² | £330,000 (2021) |
| 7 Narrowboat Avenue, Brentford | Leasehold | 101 m² | £515,000 (2015) |
| 8, Narrowboat Avenue, Brentford | Leasehold | 53 m² | £340,000 (2015) |
| 9 Narrowboat Avenue, Brentford | Leasehold | 79 m² | £455,000 (2015) |
| 10, Narrowboat Avenue, Brentford | Leasehold | 79 m² | £493,500 (2022) |
| 11, Narrowboat Avenue, Brentford | Leasehold | 53 m² | £348,000 (2021) |
| 12 Narrowboat Avenue, Brentford | Leasehold | 100 m² | £529,950 (2015) |
| 13 Narrowboat Avenue, Brentford | Leasehold | 53 m² | £332,500 (2019) |
| 14, Narrowboat Avenue, Brentford | Leasehold | 131 m² | £710,000 (2015) |
| 15 Narrowboat Avenue, Brentford | Leasehold | 60 m² | £345,000 (2015) |
| 16, Narrowboat Avenue, Brentford | Leasehold | 144 m² | £750,000 (2016) |
| 17, Narrowboat Avenue, Brentford | Leasehold | 115 m² | £610,000 (2023) |
| 18 Narrowboat Avenue, Brentford | Leasehold | 63 m² | £355,000 (2023) |
| 19 Narrowboat Avenue, Brentford | Leasehold | 110 m² | £595,000 (2022) |
| 20, Narrowboat Avenue, Brentford | Leasehold | 109 m² | £549,950 (2016) |
| 21 Narrowboat Avenue, Brentford | Leasehold | 116 m² | £553,000 (2016) |
