| 11 Spencer Road, Isleworth | Freehold | 76 m² | £270,000 (2012) |
| 13, Spencer Road, Isleworth | - | 77 m² | - |
| 15, Spencer Road, Isleworth | Freehold | 82 m² | £522,000 (2017) |
| 17 Spencer Road, Isleworth | Freehold | 77 m² | £175,000 (2000) |
| 19, Spencer Road, Isleworth | - | 77 m² | - |
| 21 Spencer Road, Isleworth | - | 82 m² | - |
| 21A Spencer Road, Isleworth | - | 32 m² | - |
| 23 Spencer Road, Isleworth | - | 77 m² | - |
| 23A Spencer Road, Isleworth | Freehold | 24 m² | £370,000 (2014) |
| 25 Spencer Road, Isleworth | Freehold | 101 m² | £134,000 (1999) |
| 29, Spencer Road, Isleworth | Freehold | 94 m² | £321,000 (2012) |
| 31, Spencer Road, Isleworth | Freehold | 77 m² | £250,000 (2009) |
| 33 Spencer Road, Isleworth | - | 82 m² | - |
| 37 Spencer Road, Isleworth | Freehold | 86 m² | £488,000 (2025) |
| 39 Spencer Road, Isleworth | Freehold | 91 m² | £270,000 (2006) |
| 41 Spencer Road, Isleworth | Freehold | 84 m² | £425,000 (2021) |
| 47, Spencer Road, Isleworth | - | 90 m² | - |
| 49 Spencer Road, Isleworth | - | 74 m² | - |
| 51, Spencer Road, Isleworth | Freehold | 82 m² | £450,000 (2021) |
| 53, Spencer Road, Isleworth | Freehold | 87 m² | £363,000 (2012) |
| 57, Spencer Road, Isleworth | Freehold | 99 m² | £535,000 (2023) |
| 61 Spencer Road, Isleworth | Leasehold | 50 m² | £175,000 (2005) |
| 63 Spencer Road, Isleworth | Leasehold | 50 m² | £246,000 (2014) |
| 65 Spencer Road, Isleworth, Isleworth | Leasehold | 49 m² | £180,000 (2007) |
| 67, Spencer Road, Isleworth | Leasehold | 55 m² | £58,000 (1997) |
| 69 Spencer Road, Isleworth | Leasehold | 48 m² | £230,450 (2017) |
| 71, Spencer Road, Isleworth | Leasehold | 49 m² | £210,000 (2020) |
| 73, Spencer Road, Isleworth | Leasehold | 49 m² | £278,000 (2017) |
| 75 Spencer Road, Isleworth | - | 48 m² | - |
| 77, Spencer Road, Isleworth | Leasehold | 52 m² | £164,000 (2007) |
| 81 Spencer Road, Isleworth | Leasehold | 50 m² | £197,500 (2013) |
| 85 Spencer Road, Isleworth | Leasehold | 50 m² | £232,000 (2023) |
| 87, Spencer Road, Isleworth | - | 49 m² | - |
| 89, Spencer Road, Isleworth | Leasehold | 51 m² | £237,500 (2018) |