| Flat 1, Southwick House, 227 London Road, East Grinstead | Leasehold | 51 m² | £150,500 (2012) |
| Flat 2 Southwick House, 227, London Road, East Grinstead | Leasehold | 55 m² | £215,000 (2016) |
| Flat 3 Southwick House, 227, London Road, East Grinstead | Leasehold | 67 m² | £234,000 (2017) |
| Flat 4 Southwick House, 227, London Road, East Grinstead | Leasehold | 65 m² | £217,000 (2015) |
| Flat 5 Southwick House, 227, London Road, East Grinstead | Leasehold | 54 m² | £215,000 (2022) |
| Flat 6 Southwick House, 227, London Road, East Grinstead | Leasehold | 56 m² | £245,000 (2023) |
| Flat 8, Southwick House, 227 London Road, East Grinstead | Leasehold | 35 m² | £39,000 (1998) |
| Flat 9, Southwick House, 227 London Road, East Grinstead | Leasehold | 34 m² | £70,000 (2001) |
| Flat 10, Southwick House, 227 London Road, East Grinstead | Leasehold | 34 m² | £147,000 (2017) |
| Flat 11 Southwick House, 227, London Road, East Grinstead | Leasehold | 31 m² | £95,000 (2010) |
| Flat 12, Southwick House, 227 London Road, East Grinstead | Leasehold | 33 m² | £90,000 (2011) |
| Flat 13, Southwick House, 227 London Road, East Grinstead | Leasehold | 34 m² | £96,500 (2011) |
| Flat 14 Southwick House, 227, London Road, East Grinstead | - | 30 m² | - |
| Flat 15 Southwick House, 227, London Road, East Grinstead | Leasehold | 31 m² | £160,000 (2025) |
| Flat 16 Southwick House, 227, London Road, East Grinstead | Leasehold | 33 m² | £86,000 (2003) |
| Flat 17 Southwick House, 227, London Road, East Grinstead | Leasehold | 33 m² | £139,950 (2014) |
