| 23 Onslow Gardens, London | - | 624 m² | - |
| Flat 1, 18 Onslow Gardens, London | Leasehold | 82 m² | £1,750,000 (2016) |
| Flat 1, 19 Onslow Gardens, London | Leasehold | 92 m² | £679,000 (2007) |
| Flat 1, 24 Onslow Gardens, London | Leasehold | 66 m² | £1,100,000 (2022) |
| Flat 1/2, 21 Onslow Gardens, London | - | 181 m² | - |
| Flat 2, 18 Onlsow Gardens, London | Leasehold | 117 m² | £550,000 (1998) |
| Flat 2, 19 Onslow Gardens, London | Leasehold | 120 m² | £2,450,000 (2022) |
| Flat 2, 20 Onslow Gardens, London | Leasehold | 120 m² | £2,711,000 (2014) |
| Flat 2, 21 Onslow Gardens, London | - | 174 m² | - |
| Flat 2, 24 Onslow Gardens, London | Leasehold | 80 m² | £960,000 (2017) |
| Flat 3, 19 Onslow Gardens, London | Leasehold | 57 m² | £1,950,000 (2023) |
| Flat 3, 21 Onslow Gardens, London | Leasehold | 87 m² | £1,990,000 (2013) |
| Flat 3, 24 Onslow Gardens, London | Leasehold | 87 m² | £2,160,000 (2024) |
| Flat 4, 18 Onslow Gardens, London | Leasehold | 56 m² | £1,080,000 (2024) |
| Flat 4, 19 Onslow Gardens, London | Leasehold | 58 m² | £275,000 (2014) |
| Flat 4, 21 Onslow Gardens, London | Leasehold | 91 m² | £730,000 (2002) |
| Flat 4, 24 Onslow Garden, London | Leasehold | 38 m² | £450,000 (2017) |
| Flat 5, 18 Onslow Gardens, London | Leasehold | 62 m² | £390,000 (2006) |
| Flat 5, 21 Onslow Gardens, London | Leasehold | 156 m² | £3,700,000 (2026) |
| Flat 6, 18 Onslow Gardens, London | Leasehold | 58 m² | £450,000 (2006) |
| Flat 6, 21 Onslow Gardens, London | - | 99 m² | - |
| Flat 7, 21 Onslow Gardens, London | Leasehold | 131 m² | £3,850,000 (2015) |
| Flat 8, 21 Onslow Gardens, London | Leasehold | 55 m² | £385,000 (2004) |
| Flat 8, 24 Onslow Gardens, London | Leasehold | 36 m² | £1,301,000 (2021) |
| Flat 9, 21 Onslow Gardens, London | Leasehold | 64 m² | £358,300 (2020) |
| Flat 11, 21 Onslow Gardens, London | Leasehold | 94 m² | £445,000 (1999) |
| Flat 12, 21 Onslow Gardens, London | Leasehold | 89 m² | £364,645 (1999) |
