| 1, Belsize Avenue, London | Freehold | 94 m² | £260,000 (2004) |
| 3 Belsize Avenue, London | Freehold | 119 m² | £600,000 (2022) |
| 5, Belsize Avenue, London | Freehold | 100 m² | £580,000 (2017) |
| 9, Belsize Avenue, London | - | 122 m² | - |
| 15, Belsize Avenue, London | Freehold | 100 m² | £615,000 (2020) |
| 17 Belsize Avenue, Southgate, Southgate | Freehold | 86 m² | £249,950 (2003) |
| 19, Belsize Avenue, London | Freehold | 102 m² | £635,000 (2014) |
| 23, Belsize Avenue, London | Freehold | 143 m² | £760,000 (2021) |
| 25, Belsize Avenue, London | Freehold | 107 m² | £500,400 (2020) |
| 27 Belsize Avenue, London | Freehold | 104 m² | £800,000 (2024) |
| 29 Belsize Avenue, London | Freehold | 138 m² | £795,000 (2026) |
| 33A Belsize Avenue, London | - | 59 m² | - |
| 35, Belsize Avenue, London | Leasehold | 59 m² | £420,000 (2015) |
| 35A Belsize Avenue, London | Leasehold | 69 m² | £60,000 (1999) |
| 37 Belsize Avenue, London | Freehold | 129 m² | £687,000 (2026) |
| 41, Belsize Avenue, London | Freehold | 146 m² | £720,000 (2022) |
| 47, Belsize Avenue, London | - | 84 m² | - |
| 47B Belsize Avenue, Southgate | Leasehold | 88 m² | £515,000 (2023) |
| 49, Belsize Avenue, London | Leasehold | 80 m² | £500,000 (2020) |
| 49A Belsize Road, London | - | 93 m² | - |
| 51 Belsize Avenue, London | Freehold | 135 m² | £698,000 (2025) |
| 53 Belsize Avenue, London | Freehold | 126 m² | £740,000 (2022) |
| 55, Belsize Avenue, London | Freehold | 95 m² | £860,000 (2023) |
| 57, Belsize Avenue, London | - | 82 m² | - |
| 61, Belsize Avenue, London | Freehold | 137 m² | £765,000 (2018) |
| Flat A, 65 Belsize Avenue, Southgate | - | 63 m² | - |
| Flat B, 65 Belsize Avenue, Southgate | - | 50 m² | - |
| Flat C, 65 Belsize Avenue, Southgate | - | 44 m² | - |
| Ground Floor Flat, 33 Belsize Avenue, London | - | 58 m² | - |
| Ground Floor, 47A Belsize Avenue, London | Leasehold | 68 m² | £527,000 (2017) |
