| 1 Thirlmere House, 401, Summerwood Road, Isleworth | - | 68 m² | - |
| 2 Thirlmere House, 401, Summerwood Road, Isleworth | - | 48 m² | - |
| 3 Thirlmere House, 401, Summerwood Road, Isleworth | - | 70 m² | - |
| 4 Thirlmere House, 401, Summerwood Road, Isleworth | - | 70 m² | - |
| 5 Thirlmere House, 401, Summerwood Road, Isleworth | - | 44 m² | - |
| 6 Thirlmere House, 401 Summerwood Road, Isleworth | - | 77 m² | - |
| 7 Thirlmere House, 401, Summerwood Road, Isleworth | - | 68 m² | - |
| 10 Thirlmere House, 401, Summerwood Road, Isleworth | Leasehold | 70 m² | £266,000 (2022) |
| 12 Thirlmere House, 401 Summerwood Road, Isleworth | - | 70 m² | - |
| 13 Thirlmere House, 401 Summerwood Road, Isleworth | - | 61 m² | - |
| 14 Thirlmere House, 401 Summerwood Road, Isleworth | - | 39 m² | - |
| 15 Thirlmere House, 401, Summerwood Road, Isleworth | - | 63 m² | - |
| 16 Thirlmere House, 401, Summerwood Road, Isleworth | - | 70 m² | - |
| 17 Thirlmere House, 401, Summerwood Road, Isleworth | - | 44 m² | - |
| 18 Thirlmere House, 401, Summerwood Road, Isleworth | - | 68 m² | - |
| 20 Thirlmere House, 401, Summerwood Road, Isleworth | - | 48 m² | - |
| 21 Thirlmere House, 401, Summerwood Road, Isleworth | - | 70 m² | - |
| 25 Thirlmere House, 401 Summerwood Road, Isleworth | - | 68 m² | - |
| 27 Thirlmere House, 401 Summerwood Road, Isleworth | - | 55 m² | - |
| 28 Thirlmere House, 401, Summerwood Road, Isleworth | - | 70 m² | - |
| 29 Thirlmere House, 401, Summerwood Road, Isleworth | - | 44 m² | - |
| 30 Thirlmere House, 401, Summerwood Road, Isleworth | - | 68 m² | - |
| 31 Thirlmere House, 401 Summerwood Road, Isleworth | - | 75 m² | - |
| 32 Thirlmere House, 401 Summerwood Road, Isleworth | - | 45 m² | - |
| 33 Thirlmere House, 401, Summerwood Road, Isleworth | - | 70 m² | - |
| 34 Thirlmere House, 401, Summerwood Road, Isleworth | - | 70 m² | - |
| 35 Thirlmere House, 401, Summerwood Road, Isleworth | Leasehold | 45 m² | £141,000 (2024) |
| 37 Thirlmere House, 401, Summerwood Road, Isleworth | - | 75 m² | - |
| 38 Thirlmere House, 401, Summerwood Road, Isleworth | - | 47 m² | - |
| 39 Thirlmere House, 401 Summerwood Road, Isleworth | - | 68 m² | - |
| 40 Thirlmere House, 401, Summerwood Road, Isleworth | - | 70 m² | - |
| 41 Thirlmere House, 401, Summerwood Road, Isleworth | - | 31 m² | - |
| 42 Thirlmere House, 401, Summerwood Road, Isleworth | - | 79 m² | - |
| 43 Thirlmere House, 401 Summerwood Road, Isleworth | - | 78 m² | - |
| 47 Thirlmere House, 401, Summerwood Road, Isleworth | - | 44 m² | - |
| 48 Thirlmere House, 401, Summerwood Road, Isleworth | - | 76 m² | - |
| 51 Thirlmere House, 401 Summerwood Road, Isleworth | - | 67 m² | - |
| 52 Thirlmere House, 401, Summerwood Road, Isleworth | - | 70 m² | - |
| 54 Thirlmere House, 401, Summerwood Road, Isleworth | - | 77 m² | - |
