| 1 Upper Barn, Hemel Hempstead | - | 73 m² | - |
| 4, Upper Barn, Hemel Hempstead | - | 74 m² | - |
| 5, Upper Barn, Hemel Hempstead | Leasehold | 72 m² | £55,000 (2001) |
| 6, Upper Barn, Hemel Hempstead | Freehold | 82 m² | £381,000 (2016) |
| 7, Upper Barn, Hemel Hempstead | Freehold | 86 m² | £335,000 (2015) |
| 9, Upper Barn, Hemel Hempstead | Freehold | 160 m² | £420,000 (2017) |
| 10, Upper Barn, Hemel Hempstead | - | 74 m² | - |
| 11 Upper Barn, Hemel Hempstead | - | 73 m² | - |
| 12, Upper Barn, Hemel Hempstead | Freehold | 85 m² | £114,950 (2002) |
| 13, Upper Barn, Hemel Hempstead | Freehold | 135 m² | £385,000 (2015) |
| 14 Upper Barn, Hemel Hempstead | - | 73 m² | - |
| 15 Upper Barn, Hemel Hempstead | Leasehold | 63 m² | £260,000 (2018) |
| 16, Upper Barn, Hemel Hempstead | - | 72 m² | - |
| 17 Upper Barn, Hemel Hempstead | - | 18 m² | - |
| 18 Upper Barn, Hemel Hempstead | - | 71 m² | - |
| 19, Upper Barn, Hemel Hempstead | Leasehold | 62 m² | £249,500 (2018) |
| 20 Upper Barn, Hemel Hempstead | - | 32 m² | - |
| 22, Upper Barn, Hemel Hempstead | - | 73 m² | - |
| 23 Upper Barn, Hemel Hempstead | - | 40 m² | - |
| 25 Upper Barn, Hemel Hempstead | Leasehold | 55 m² | £134,000 (2011) |
| 26 Upper Barn, Hemel Hempstead, Hemel Hempstead | Leasehold | 55 m² | £242,500 (2021) |
| 27 Upper Barn, Hemel Hempstead | - | 32 m² | - |
| 28, Upper Barn, Hemel Hempstead | Leasehold | 52 m² | £132,500 (2011) |
| 29, Upper Barn, Hemel Hempstead | Leasehold | 55 m² | £235,000 (2021) |
| 30, Upper Barn, Hemel Hempstead | Leasehold | 55 m² | £240,000 (2020) |
| 31 Upper Barn, Hemel Hempstead, Hemel Hempstead | Leasehold | 54 m² | £123,000 (2014) |
| 33 Upper Barn, Hemel Hempstead | Leasehold | 58 m² | £242,500 (2024) |
| 35 Upper Barn, Hemel Hempstead | Leasehold | 49 m² | £217,000 (2023) |