| 1 Sumner House, Mendy Street, High Wycombe | Freehold | 33 m² | £260,241 (2017) |
| 2 Sumner House, Mendy Street, High Wycombe | Leasehold | 37 m² | £199,950 (2017) |
| 3 Sumner House, Mendy Street, High Wycombe | Leasehold | 44 m² | £185,000 (2022) |
| 4 Sumner House, Mendy Street, High Wycombe | Leasehold | 40 m² | £195,500 (2017) |
| 5 Sumner House, Mendy Street, High Wycombe | Leasehold | 33 m² | £195,000 (2017) |
| 6 Sumner House, Mendy Street, High Wycombe | Leasehold | 37 m² | £180,000 (2017) |
| 7 Sumner House, Mendy Street, High Wycombe | Leasehold | 35 m² | £160,000 (2020) |
| 8 Sumner House, Mendy Street, High Wycombe | Leasehold | 34 m² | £192,500 (2017) |
| 9 Sumner House, Mendy Street, High Wycombe | Leasehold | 32 m² | £120,000 (2025) |
| 10 Sumner House, Mendy Street, High Wycombe | Leasehold | 39 m² | £194,000 (2017) |
| 11 Sumner House, Mendy Street, High Wycombe | Leasehold | 44 m² | £225,000 (2017) |
| 12 Sumner House, Mendy Street, High Wycombe | Leasehold | 42 m² | £175,000 (2024) |
| 14 Sumner House, Mendy Street, High Wycombe | Leasehold | 33 m² | £108,500 (2026) |
| 15 Sumner House, Mendy Street, High Wycombe | Leasehold | 33 m² | £180,000 (2017) |
| 16 Sumner House, Mendy Street, High Wycombe | Leasehold | 37 m² | £192,500 (2017) |
| 17 Sumner House, Mendy Street, High Wycombe | Leasehold | 45 m² | £225,000 (2017) |
| 18 Sumner House, Mendy Street, High Wycombe | Leasehold | 32 m² | £187,000 (2017) |
| 19 Sumner House, Mendy Street, High Wycombe | Leasehold | 39 m² | £196,500 (2017) |
| 20 Sumner House, Mendy Street, High Wycombe | Leasehold | 44 m² | £210,000 (2017) |
| 21 Sumner House, Mendy Street, High Wycombe | Leasehold | 42 m² | £210,000 (2017) |
| 22 Sumner House, Mendy Street, High Wycombe | Leasehold | 33 m² | £195,000 (2017) |
| 23 Sumner House, Mendy Street, High Wycombe | Leasehold | 33 m² | £180,500 (2022) |
| 24 Sumner House, Mendy Street, High Wycombe | Leasehold | 37 m² | £205,000 (2017) |
| 25 Sumner House, Mendy Street, High Wycombe | Leasehold | 45 m² | £178,000 (2024) |