| Flat 1/A Chalfont House, 19-21, Chesham Street, London | - | 49 m² | - |
| Flat 2/B Chalfont House, 19-21, Chesham Street, London | Leasehold | 66 m² | £956,291 (2017) |
| Flat 2A, Chalfont House 19-21, Chesham Street, London | Leasehold | 37 m² | £500,000 (2023) |
| Flat 3 Chalfont House, 19-21, Chesham Street, London | Leasehold | 65 m² | £1,360,000 (2013) |
| Flat 4 Chalfont House, 19-21, Chesham Street, London | Leasehold | 44 m² | £1,030,000 (2014) |
| Flat 5 Chalfont House, 19-21, Chesham Street, London | Leasehold | 121 m² | £1,675,000 (2012) |
| Flat 6 Chalfont House, 19-21, Chesham Street, London | Leasehold | 78 m² | £445,600 (2004) |
| Flat 7 Chalfont House, 19-21, Chesham Street, London | - | 102 m² | - |
| Flat 8 Chalfont House, 19-21, Chesham Street, London | - | 81 m² | - |
| Flat 9 Chalfont House, 19-21, Chesham Street, London | Leasehold | 101 m² | £1,750,000 (2007) |
| Flat 10 Chalfont House, 19-21, Chesham Street, London | Leasehold | 76 m² | £1,290,000 (2011) |
| Flat 12, Chalfont House 19-21, Chesham Street, London | Leasehold | 58 m² | £1,515,000 (2021) |
| Flat 15 Chalfont House, 19-21, Chesham Street, London | - | 70 m² | - |
| Flat 16, Chalfont House 19-21, Chesham Street, London | Leasehold | 55 m² | £1,050,000 (2021) |
| Flat 17, Chalfont House 19-21, Chesham Street, London | Leasehold | 137 m² | £3,625,000 (2022) |
| Flat 21, Chalfont House 19-21, Chesham Street, London | - | 268 m² | - |
| Flat 22, Chalfont House 19-21, Chesham Street, London | - | 229 m² | - |
| Flat 26 Chalfont House, 19-21, Chesham Street, London | Leasehold | 162 m² | £2,603,616 (2025) |
| Flat 27 Chalfont House, 19-21, Chesham Street, London | - | 162 m² | - |
| Flat 28 Chalfont House, 19-21, Chesham Street, London | Leasehold | 153 m² | £1,050,000 (2002) |
| Flat 29, Chalfont House 19-21, Chesham Street, London | Leasehold | 133 m² | £2,027,692 (2026) |
| Flat 30 Chalfont House, 19-21, Chesham Street, London | Leasehold | 135 m² | £2,950,000 (2021) |
| Flat 31, Chalfont House, 19-21, Chesham Street, London | - | 149 m² | - |
| Flat 32 Chalfont House, 19-21, Chesham Street, London | Leasehold | 163 m² | £3,200,000 (2013) |
| Flat 33 Chalfont House, 19-21, Chesham Street, London | - | 165 m² | - |
| Flat 36 Chalfont House, 19-21, Chesham Street, London | Leasehold | 133 m² | £2,600,000 (2016) |
| Flat 37 Chalfont House, 19-21, Chesham Street, London | Leasehold | 94 m² | £3,100,000 (2010) |
