| 37, Onslow Gardens, London | Leasehold | 199 m² | £730,000 (1998) |
| 43, Onslow Gardens, London | Leasehold | 537 m² | £11,500,000 (2021) |
| Basement, 41A, Onslow Gardens, London | Leasehold | 100 m² | £190,000 (1996) |
| First Floor Flat, 44 Onslow Gardens, London | - | 170 m² | - |
| Flat 1, 35 Onslow Gardens, London | Leasehold | 169 m² | £3,050,000 (2017) |
| Flat 1, 39 Onslow Gardens, London | - | 55 m² | - |
| Flat 1, 40 Onslow Gardens, London | Leasehold | 213 m² | £4,050,000 (2015) |
| Flat 1, 42 Onslow Gardens, London | Leasehold | 184 m² | £3,000,000 (2025) |
| Flat 1, 47 Onslow Gardens, London | Leasehold | 156 m² | £420,000 (1999) |
| Flat 1, 48 Onslow Gardens, London, London | - | 97 m² | - |
| Flat 2, 35, Onslow Gardens, London | Leasehold | 126 m² | £2,200,000 (2008) |
| Flat 2, 38 Onslow Gardens, London | Leasehold | 85 m² | £1,895,000 (2024) |
| Flat 2, 39 Onslow Gardens, London | - | 40 m² | - |
| Flat 2, 47 Onslow Gardens, London | - | 73 m² | - |
| Flat 2, 48 Onslow Gardens, London | - | 93 m² | - |
| Flat 3, 35 Onslow Gardens, London | Leasehold | 109 m² | £1,700,000 (2011) |
| Flat 3, 38 Onslow Gardens, London | Leasehold | 72 m² | £1,700,000 (2014) |
| Flat 3, 39 Onslow Gardens, London | - | 92 m² | - |
| Flat 3, 47 Onslow Gardens, London | - | 71 m² | - |
| Flat 3, 48 Onslow Gardens, London, London | - | 190 m² | - |
| Flat 4, 38 Onslow Gardens, London | Leasehold | 154 m² | £2,300,000 (2015) |
| Flat 4, 39 Onslow Gardens, London | - | 66 m² | - |
| Flat 4, 47 Onslow Gardens, London | - | 77 m² | - |
| Flat 5, 39 Onslow Gardens, London | - | 58 m² | - |
| Flat 5, 42 Onslow Gardens, London | Leasehold | 43 m² | £317,500 (2003) |
| Flat 5, 47 Onslow Gardens, London | Leasehold | 41 m² | £313,000 (2005) |
| Flat 6, 39 Onslow Gardens, London | - | 33 m² | - |
| Flat 6, 42 Onslow Gardens, London | Leasehold | 112 m² | £2,025,000 (2024) |
| Flat 6, 47 Onslow Gardens, London | Leasehold | 45 m² | £705,000 (2021) |
| Flat 7, 35 Onslow Gardens, London | - | 105 m² | - |
| Flat 7, 39 Onslow Gardens, London | - | 31 m² | - |
| Flat 7, 42, Onslow Gardens, London | Leasehold | 79 m² | £710,000 (2007) |
| Flat 8, 35 Onslow Gardens, London | Leasehold | 108 m² | £1,700,000 (2010) |
| Flat 8, 39 Onslow Gardens, London | - | 31 m² | - |
| Flat 9, 35 Onslow Gardens, London | - | 57 m² | - |
| Flat 9, 39 Onslow Gardens, London | - | 32 m² | - |
| Flat 10, 35 Onslow Gardens, London | Leasehold | 57 m² | £485,000 (2006) |
| Flat 10, 42 Onslow Gardens, London | Leasehold | 110 m² | £2,650,000 (2021) |
| Flat 11, 35 Onslow Gardens, London | - | 106 m² | - |
| Flat 11, 42 Onslow Gardens, London | Leasehold | 80 m² | £535,000 (2014) |
| Flat 12, 35 Onslow Gardens, London | Leasehold | 100 m² | £1,850,000 (2026) |
| Flat 12, 42 Onslow Gardens, London, London | Leasehold | 105 m² | £800,000 (2021) |
| Flat 13, 35 Onslow Gardens, London | Leasehold | 48 m² | £950,000 (2012) |
| Flat 13, 42 Onslow Gardens, London | Leasehold | 73 m² | £655,118 (2007) |
| Flat 14, 35 Onslow Gardens, London | Leasehold | 51 m² | £220,000 (1999) |
| Flat 14, 42 Onslow Gardens, London | - | 71 m² | - |
| Flat 15, 35 Onslow Gardens, London, London | Leasehold | 97 m² | £1,675,000 (2012) |
| Flat 15, 42 Onslow Gardens, London | - | 151 m² | - |
| Flat A, 35 Onslow Gardens, London | - | 60 m² | - |
| Flat A, 44 Onslow Gardens, London | - | 141 m² | - |
| Flat A, 47 Onslow Gardens, London | - | 97 m² | - |
| Flat C, 45 Onslow Gardens, London | Leasehold | 65 m² | £625,000 (2005) |
| Flat E, 45 Onslow Gardens, London | Leasehold | 63 m² | £540,000 (2005) |
| Flat F, 40 Onslow Gardens, London | - | 88 m² | - |
| Flat F, 45 Onslow Gardens, London | Leasehold | 63 m² | £485,000 (2005) |
| Flat G, 46 Onslow Gardens, London | Leasehold | 56 m² | £595,000 (2007) |
| Flat H, 46 Onslow Gardens, London | Leasehold | 100 m² | £1,175,000 (2006) |
| Flat I, 46 Onslow Gardens, London | Leasehold | 62 m² | £1,500,000 (2023) |
| Flat J, 46, Onslow Gardens, London | Leasehold | 62 m² | £550,000 (2005) |
| Flat K, 46 Onslow Gardens, London | Leasehold | 68 m² | £535,000 (2005) |
| Flat L, 46 Onslow Gardens, London | Freehold | 61 m² | £90,000 (2006) |
| Top Floor Flat, 44 Onslow Gardens, London | - | 150 m² | - |