| 1, Gladstone Road, Orpington | Freehold | 70 m² | £100,000 (1995) |
| 3 Gladstone Road, Orpington | Freehold | 57 m² | £405,000 (2022) |
| 5 Gladstone Road, Orpington | Freehold | 58 m² | £420,000 (2023) |
| 8A Gladstone Road, Orpington | Freehold | 109 m² | £160,000 (2005) |
| 11, Gladstone Road, Orpington | Freehold | 120 m² | £420,000 (2019) |
| 12, Gladstone Road, Orpington | Freehold | 111 m² | £285,000 (2012) |
| 13, Gladstone Road, Orpington | Freehold | 82 m² | £220,000 (2010) |
| 14 Gladstone Road, Orpington | Freehold | 81 m² | £249,995 (2006) |
| 15, Gladstone Road, Orpington | Freehold | 87 m² | £142,500 (2000) |
| 16A Gladstone Road, Orpington | Freehold | 156 m² | £370,000 (2013) |
| 18, Gladstone Road, Orpington | - | 65 m² | - |
| 18A, Gladstone Road, Orpington | Leasehold | 64 m² | £69,000 (1998) |
| 18B, Gladstone Road, Orpington | Freehold | 108 m² | £521,000 (2020) |
| 19, Gladstone Road, Orpington | Freehold | 97 m² | £120,000 (1998) |
| 20 Gladstone Road, Orpington | Freehold | 85 m² | £545,000 (2023) |
| 21 Gladstone Road, Orpington | Freehold | 106 m² | £576,000 (2024) |
| 22 Gladstone Road, Orpington | Freehold | 102 m² | £460,000 (2018) |
| 24, Gladstone Road, Orpington | Freehold | 75 m² | £285,000 (2012) |
| 25, Gladstone Road, Orpington | Freehold | 86 m² | £280,000 (2010) |
| 26 Gladstone Road, Orpington | Freehold | 80 m² | £460,000 (2026) |
| 33 Gladstone Road, Orpington | Freehold | 128 m² | £590,000 (2024) |
| Flat 2, 2 Gladstone Road, Orpington | - | 28 m² | - |
| Flat 4, 2 Gladstone Road, Orpington | Leasehold | 45 m² | £227,500 (2022) |
