| 5 Grosvenor Road, Watford | Leasehold | 31 m² | £131,000 (2007) |
| 5A Grosvenor Road, Watford | Leasehold | 36 m² | £35,000 (1998) |
| 7A, Grosvenor Road, Watford | Leasehold | 36 m² | £141,000 (2007) |
| 9 Grosvenor Road, Watford | Leasehold | 38 m² | £110,000 (2004) |
| 9A, Grosvenor Road, Watford | - | 36 m² | - |
| 15 Grosvenor Road, Watford, Watford | Freehold | 151 m² | £340,000 (2006) |
| 17, Grosvenor Road, Watford | Freehold | 151 m² | £616,181 (2018) |
| 19, Grosvenor Road, Watford | Freehold | 180 m² | £785,000 (2024) |
| 21 Grosvenor Road, Watford | Leasehold | 73 m² | £328,500 (2022) |
| 39, Grosvenor Road, Watford | Freehold | 114 m² | £710,000 (2022) |
| 45A Grosvenor Road, Watford | Leasehold | 62 m² | £170,000 (2013) |
| Flat 1 Alpha Court, 27-29, Grosvenor Road, Watford | - | 38 m² | - |
| Flat 1 Grosvenor House, 11, Grosvenor Road, Watford | - | 61 m² | - |
| Flat 1, 43 Grosvenor Road, Watford | - | 15 m² | - |
| Flat 2 Alpha Court, 27-29, Grosvenor Road, Watford | - | 38 m² | - |
| Flat 2 Grosvenor House, 11, Grosvenor Road, Watford | - | 36 m² | - |
| Flat 2, 43 Grosvenor Road, Watford | - | 15 m² | - |
| Flat 3 Alpha Court, 27-29, Grosvenor Road, Watford | - | 38 m² | - |
| Flat 3 Grosvenor House, 11, Grosvenor Road, Watford | - | 37 m² | - |
| Flat 3, 43 Grosvenor Road, Watford | - | 21 m² | - |
| Flat 4 Alpha Court, 27-29, Grosvenor Road, Watford | - | 38 m² | - |
| Flat 4 Grosvenor House, 11, Grosvenor Road, Watford | - | 46 m² | - |
| Flat 4, 43 Grosvenor Road, Watford | - | 21 m² | - |
| Flat 5 Alpha Court, 27-29, Grosvenor Road, Watford | - | 38 m² | - |
| Flat 5, 43 Grosvenor Road, Watford | - | 15 m² | - |
| Flat 5, Grosvenor House, 11 Grosvenor Road, Watford | - | 33 m² | - |
| Flat 6 Alpha Court, 27-29, Grosvenor Road, Watford | - | 38 m² | - |
| Flat 6, 43 Grosvenor Road, Watford | - | 26 m² | - |
