| 1 The Exchange, Queen Street, Hitchin | Leasehold | 122 m² | £500,000 (2018) |
| 2 The Exchange, Queen Street, Hitchin | Leasehold | 145 m² | £415,000 (2013) |
| 4 The Exchange, Queen Street, Hitchin | Leasehold | 131 m² | £540,000 (2021) |
| 5 The Exchange, Queen Street, Hitchin | Leasehold | 67 m² | £230,000 (2018) |
| 6 The Exchange, Queen Street, Hitchin | Leasehold | 76 m² | £280,000 (2025) |
| 7 The Exchange, Queen Street, Hitchin | Leasehold | 72 m² | £145,000 (2003) |
| 8 The Exchange, Queen Street, Hitchin | Leasehold | 74 m² | £285,000 (2023) |
| 9 The Exchange, Queen Street, Hitchin | Leasehold | 74 m² | £260,000 (2023) |
| 10 The Exchange, Queen Street, Hitchin | Leasehold | 74 m² | £154,000 (2003) |
| 11 The Exchange, Queen Street, Hitchin | Leasehold | 192 m² | £350,000 (2015) |
| 12 The Exchange, Queen Street, Hitchin | Leasehold | 67 m² | £155,000 (2003) |
| 13 The Exchange, Queen Street, Hitchin | Leasehold | 92 m² | £275,000 (2024) |
| 14 The Exchange, Queen Street, Hitchin | Leasehold | 49 m² | £215,000 (2025) |
| 15 The Exchange, Queen Street, Hitchin | Leasehold | 63 m² | £155,000 (2003) |
| 16 The Exchange, Queen Street, Hitchin | Leasehold | 68 m² | £315,000 (2026) |
| 17 The Exchange, Queen Street, Hitchin | Leasehold | 53 m² | £145,000 (2003) |
| 18 The Exchange, Queen Street, Hitchin | Leasehold | 61 m² | £272,500 (2021) |
| 19 The Exchange, Queen Street, Hitchin | Leasehold | 58 m² | £281,000 (2024) |
| 20 The Exchange, Queen Street, Hitchin | Leasehold | 57 m² | £185,000 (2013) |
| 21 The Exchange, Queen Street, Hitchin | Leasehold | 66 m² | £135,000 (2003) |
| 22 The Exchange, Queen Street, Hitchin, Hitchin | Leasehold | 60 m² | £170,000 (2010) |
| 23 The Exchange, Queen Street, Hitchin | Leasehold | 105 m² | £440,000 (2021) |
| 24 The Exchange, Queen Street, Hitchin | Leasehold | 73 m² | £240,000 (2005) |
| The Exchange, Queen Street, Hitchin | Leasehold | 120 m² | £475,000 (2018) |