| Flat 1, 23, William Road, London | Leasehold | 69 m² | £700,000 (2022) |
| Flat 2, 23, William Road, London | Leasehold | 62 m² | £590,000 (2013) |
| Flat 3, 23 William Road, London | - | 44 m² | - |
| Flat 4, 23 William Road, London | Leasehold | 69 m² | £309,950 (2003) |
| Flat 5, 23, William Road, London | Leasehold | 70 m² | £440,000 (2007) |
| Flat 6, 23 William Road, London | - | 81 m² | - |
| Flat 7, 23, William Road, London | Leasehold | 69 m² | £499,999 (2011) |
| Flat 8, 23 William Road, London | Leasehold | 73 m² | £755,000 (2017) |
| Flat 12, 23, William Road, London | Leasehold | 76 m² | £360,000 (2005) |
| Flat 14, 23, William Road, London | - | 70 m² | - |
| Flat 15, 23, William Road, London | Leasehold | 91 m² | £319,950 (2003) |
| Flat 16, 23 William Road, London | Leasehold | 66 m² | £319,950 (2003) |
| Flat 17, 23, William Road, London | Leasehold | 74 m² | £650,000 (2014) |
| Flat 18, 23, William Road, London | Leasehold | 81 m² | £335,000 (2004) |
| Flat 20, 23, William Road, London | Leasehold | 112 m² | £390,000 (2004) |
| Flat 21, 23, William Road, London | Leasehold | 138 m² | £1,250,000 (2021) |
| Flat 22, 23, William Road, London | Leasehold | 73 m² | £737,500 (2016) |
| Flat 23, 23, William Road, London | Leasehold | 73 m² | £790,000 (2017) |
| Flat 24, 23 William Road, London | Leasehold | 130 m² | £550,000 (2005) |
