| 1 The Coppins, Great North Road, Welwyn Garden City | Leasehold | 48 m² | £80,000 (2001) |
| 2 The Coppins, Great North Road, Welwyn Garden City | Leasehold | 41 m² | £55,200 (2000) |
| 3 The Coppins, Great North Road, Welwyn Garden City | Leasehold | 46 m² | £135,000 (2013) |
| 4 The Coppins, Great North Road, Welwyn Garden City | Leasehold | 47 m² | £225,000 (2021) |
| 5 The Coppins, Great North Road, Welwyn Garden City | Leasehold | 44 m² | £147,000 (2007) |
| 6 The Coppins, Great North Road, Welwyn Garden City | Leasehold | 73 m² | £230,000 (2019) |
| 8 The Coppins, Great North Road, Welwyn Garden City | Leasehold | 35 m² | £180,000 (2019) |
| 10 The Coppins, Great North Road, Welwyn Garden City | Leasehold | 34 m² | £123,000 (2004) |
| 51A, Great North Road, Welwyn Garden City | Freehold | 152 m² | £545,000 (2017) |
| 52 Great North Road, Welwyn Garden City | Freehold | 126 m² | £625,000 (2026) |
| 53, Great North Road, Welwyn Garden City | Freehold | 85 m² | £585,000 (2023) |
| 55, Great North Road, Welwyn Garden City | Freehold | 123 m² | £725,000 (2022) |
| 55A, Great North Road, Welwyn Garden City | Freehold | 76 m² | £357,500 (2014) |
| 58, Great North Road, Welwyn Garden City | Freehold | 135 m² | £520,000 (2017) |
| 58A Great North Road, Welwyn Garden City | Freehold | 154 m² | £650,000 (2026) |
| 59 Great North Road, Welwyn Garden City | Freehold | 162 m² | £171,000 (1999) |
| 61, Great North Road, Welwyn Garden City | Freehold | 110 m² | £465,000 (2019) |
| 62B Great North Road, Welwyn Garden City | Freehold | 83 m² | £485,000 (2024) |
| 63, Great North Road, Welwyn Garden City | Freehold | 106 m² | £400,000 (2014) |
| 66 Great North Road, Welwyn Garden City, Welwyn Garden City | Freehold | 59 m² | £100,000 (2001) |
| Flat 1, 53A Great North Road, Welwyn Garden City | - | 107 m² | - |
| Flat 2, 53A Great North Road, Welwyn Garden City | - | 64 m² | - |
| Flat 3, 53A Great North Road, Welwyn Garden City | - | 82 m² | - |
