| Flat 3 Cassio Apartments, 1, Malden Road, Watford | Leasehold | 60 m² | £268,000 (2025) |
| Flat 4 Cassio Apartments, 1, Malden Road, Watford | Leasehold | 72 m² | £169,950 (2001) |
| Flat 5 Cassio Apartments, 1, Malden Road, Watford | Leasehold | 61 m² | £270,000 (2025) |
| Flat 6 Cassio Apartments, 1, Malden Road, Watford | Leasehold | 58 m² | £227,500 (2007) |
| Flat 7 Cassio Apartments, 1, Malden Road, Watford | Leasehold | 75 m² | £277,000 (2026) |
| Flat 8, Cassio Apartments, 1 Malden Road, Watford | Leasehold | 44 m² | £165,000 (2013) |
| Flat 9, Cassio Apartments, 1 Malden Road, Watford | Leasehold | 73 m² | £163,950 (2001) |
| Flat 10 Cassio Apartments, 1, Malden Road, Watford | Leasehold | 59 m² | £325,000 (2022) |
| Flat 11, Cassio Apartments, 1 Malden Road, Watford | Leasehold | 75 m² | £212,000 (2006) |
| Flat 12, Cassio Apartments, 1 Malden Road, Watford | Leasehold | 61 m² | £272,500 (2024) |
| Flat 13, Cassio Apartments, 1 Malden Road, Watford | Leasehold | 61 m² | £269,950 (2015) |
| Flat 15, Cassio Apartments, 1 Malden Road, Watford | Leasehold | 46 m² | £157,950 (2001) |
| Flat 16 Cassio Apartments, 1, Malden Road, Watford | Leasehold | 76 m² | £209,000 (2005) |
| Flat 17 Cassio Apartments, 1, Malden Road, Watford | Leasehold | 61 m² | £210,000 (2007) |
| Flat 18, Cassio Apartments, 1 Malden Road, Watford | Leasehold | 63 m² | £192,000 (2005) |
| Flat 19 Cassio Apartments, 1, Malden Road, Watford | Leasehold | 72 m² | £320,000 (2023) |
