| Appledowne, The Hillside, Orpington | Freehold | 285 m² | £950,000 (2008) |
| Brackley, The Hillside, Orpington | Freehold | 495 m² | £1,560,000 (2015) |
| Briars Hatch, The Hillside, Orpington | - | 122 m² | - |
| Buena Vista, The Hillside, Orpington | Freehold | 283 m² | £900,000 (2007) |
| Clovers, The Hillside, Orpington | Freehold | 590 m² | £1,187,500 (2006) |
| Coombe Bank, The Hillside, Orpington | Freehold | 243 m² | £1,150,000 (2024) |
| Dale View, The Hillside, Orpington | Freehold | 116 m² | £660,000 (2018) |
| Disley, The Hillside, Orpington | Freehold | 378 m² | £1,960,000 (2023) |
| Fairlands, The Hillside, Orpington | Freehold | 178 m² | £1,050,000 (2024) |
| Hillside House, The Hillside, Orpington | Freehold | 470 m² | £1,555,000 (2020) |
| Hillside Lodge, The Hillside, Orpington | Freehold | 217 m² | £635,000 (2005) |
| Kismet House, The Hillside, Orpington | Freehold | 226 m² | £1,275,000 (2011) |
| Ondine, The Hillside, Orpington | Freehold | 296 m² | £1,491,225 (2019) |
| Pandora, The Hillside, Orpington, Orpington | - | 133 m² | - |
| Quinneys, The Hillside, Orpington | - | 210 m² | - |
| Redcot, The Hillside, Orpington | Freehold | 421 m² | £375,000 (1998) |
| Summerhill, The Hillside, Orpington | Freehold | 212 m² | £787,500 (2004) |
| Sunnybank, The Hillside, Orpington | Freehold | 104 m² | £825,000 (2025) |
| Windyridge, The Hillside, Orpington | Freehold | 317 m² | £1,200,000 (2018) |
| Woodlands End, The Hillside, Orpington | Freehold | 839 m² | £1,100,000 (2015) |
