| 1 Warren House, Union Lane, Isleworth | Leasehold | 70 m² | £242,000 (2010) |
| 2 Warren House, Union Lane, Isleworth | Leasehold | 75 m² | £240,500 (2010) |
| 3 Warren House, Union Lane, Isleworth | Leasehold | 49 m² | £265,000 (2020) |
| 4 Warren House, Union Lane, Isleworth | Leasehold | 71 m² | £242,000 (2010) |
| 5 Warren House, Union Lane, Isleworth | Leasehold | 74 m² | £365,000 (2022) |
| 6 Warren House, Union Lane, Isleworth | Leasehold | 48 m² | £252,500 (2021) |
| 7 Warren House, Union Lane, Isleworth | Leasehold | 49 m² | £185,500 (2010) |
| 8 Warren House, Union Lane, Isleworth, Isleworth | Leasehold | 72 m² | £375,000 (2022) |
| 9 Warren House, Union Lane, Isleworth | Leasehold | 75 m² | £255,000 (2010) |
| 10 Warren House, Union Lane, Isleworth | Leasehold | 49 m² | £196,995 (2010) |
| 11 Warren House, Union Lane, Isleworth | Leasehold | 49 m² | £275,000 (2021) |
| 12 Warren House, Union Lane, Isleworth | Leasehold | 71 m² | £255,950 (2010) |
| 13 Warren House, Union Lane, Isleworth | Leasehold | 71 m² | £315,000 (2014) |
| 14 Warren House, Union Lane, Isleworth | Leasehold | 49 m² | £197,950 (2010) |
| 15 Warren House, Union Lane, Isleworth | Leasehold | 49 m² | £285,000 (2018) |
| 16 Warren House, Union Lane, Isleworth | - | 71 m² | - |
| 17 Warren House, Union Lane, Isleworth, Isleworth | Leasehold | 69 m² | £365,000 (2021) |
| 18 Warren House, Union Lane, Isleworth | Leasehold | 49 m² | £245,000 (2024) |
| 19 Warren House, Union Lane, Isleworth | Leasehold | 49 m² | £195,000 (2010) |
| 20 Warren House, Union Lane, Isleworth, Isleworth | Leasehold | 72 m² | £375,000 (2021) |
| 21 Warren House, Union Lane, Isleworth | Leasehold | 48 m² | £250,000 (2010) |
| 22 Warren House, Union Lane, Isleworth | Leasehold | 49 m² | £199,950 (2010) |
| 23 Warren House, Union Lane, Isleworth, Isleworth | Leasehold | 49 m² | £250,000 (2014) |
| 24 Warren House, Union Lane, Isleworth | Leasehold | 72 m² | £250,000 (2010) |
| 25 Warren House, Union Lane, Isleworth | Leasehold | 71 m² | £257,950 (2010) |
| 26 Warren House, Union Lane, Isleworth | Leasehold | 48 m² | £287,000 (2024) |
| 27 Warren House, Union Lane, Isleworth | Leasehold | 48 m² | £197,990 (2010) |