| Flat 1 Hartley Apartments, Perceval Square, Harrow | Leasehold | 55 m² | £360,000 (2018) |
| Flat 2 Hartley Apartments, Perceval Square, Harrow | Leasehold | 50 m² | £365,000 (2018) |
| Flat 3 Hartley Apartments, Perceval Square, Harrow | Leasehold | 81 m² | £455,000 (2018) |
| Flat 4 Hartley Apartments, Perceval Square, Harrow | Leasehold | 61 m² | £390,525 (2018) |
| Flat 5 Hartley Apartments, Perceval Square, Harrow | Leasehold | 51 m² | £336,000 (2018) |
| Flat 6 Hartley Apartments, Perceval Square, Harrow | Leasehold | 37 m² | £304,500 (2018) |
| Flat 7 Hartley Apartments, Perceval Square, Harrow | Leasehold | 56 m² | £380,000 (2018) |
| Flat 8 Hartley Apartments, Perceval Square, Harrow | - | 55 m² | - |
| Flat 9 Hartley Apartments, Perceval Square, Harrow | Leasehold | 50 m² | £335,825 (2018) |
| Flat 10 Hartley Apartments, Perceval Square, Harrow | Leasehold | 81 m² | £470,000 (2018) |
| Flat 11 Hartley Apartments, Perceval Square, Harrow | Leasehold | 61 m² | £399,000 (2018) |
| Flat 12 Hartley Apartments, Perceval Square, Harrow | Leasehold | 51 m² | £350,996 (2018) |
| Flat 13 Hartley Apartments, Perceval Square, Harrow | Leasehold | 37 m² | £287,500 (2018) |
| Flat 14 Hartley Apartments, Perceval Square, Harrow | Leasehold | 56 m² | £385,521 (2018) |
| Flat 15 Hartley Apartments, Perceval Square, Harrow | Leasehold | 55 m² | £367,000 (2018) |
| Flat 16 Hartley Apartments, Perceval Square, Harrow | Leasehold | 50 m² | £367,000 (2018) |
| Flat 17 Hartley Apartments, Perceval Square, Harrow | Leasehold | 81 m² | £500,000 (2018) |
| Flat 18 Hartley Apartments, Perceval Square, Harrow | Leasehold | 61 m² | £420,000 (2018) |
| Flat 19 Hartley Apartments, Perceval Square, Harrow | Leasehold | 51 m² | £340,750 (2024) |
| Flat 20 Hartley Apartments, Perceval Square, Harrow | Leasehold | 37 m² | £295,000 (2018) |
| Flat 21 Hartley Apartments, Perceval Square, Harrow | Leasehold | 56 m² | £373,455 (2018) |
| Flat 22 Hartley Apartments, Perceval Square, Harrow | Leasehold | 55 m² | £375,000 (2018) |
| Flat 23 Hartley Apartments, Perceval Square, Harrow | Leasehold | 50 m² | £375,500 (2018) |
| Flat 24 Hartley Apartments, Perceval Square, Harrow | Leasehold | 81 m² | £505,000 (2018) |
| Flat 25 Hartley Apartments, Perceval Square, Harrow | Leasehold | 61 m² | £404,813 (2018) |
| Flat 26 Hartley Apartments, Perceval Square, Harrow | Leasehold | 51 m² | £395,500 (2018) |
| Flat 27 Hartley Apartments, Perceval Square, Harrow | Leasehold | 37 m² | £297,500 (2018) |
| Flat 28 Hartley Apartments, Perceval Square, Harrow | Leasehold | 56 m² | £405,000 (2018) |
| Flat 29 Hartley Apartments, Perceval Square, Harrow | Leasehold | 55 m² | £347,000 (2018) |
| Flat 30 Hartley Apartments, Perceval Square, Harrow | Leasehold | 50 m² | £345,800 (2018) |
| Flat 31 Hartley Apartments, Perceval Square, Harrow | Leasehold | 81 m² | £482,500 (2018) |
| Flat 32 Hartley Apartments, Perceval Square, Harrow | Leasehold | 61 m² | £430,000 (2018) |
| Flat 33 Hartley Apartments, Perceval Square, Harrow | Leasehold | 51 m² | £393,000 (2018) |
| Flat 34 Hartley Apartments, Perceval Square, Harrow | Leasehold | 37 m² | £289,750 (2018) |
| Flat 35 Hartley Apartments, Perceval Square, Harrow | Leasehold | 56 m² | £395,000 (2018) |
| Flat 36 Hartley Apartments, Perceval Square, Harrow | Leasehold | 55 m² | £399,500 (2018) |
| Flat 37 Hartley Apartments, Perceval Square, Harrow | Leasehold | 50 m² | £389,500 (2018) |
| Flat 38 Hartley Apartments, Perceval Square, Harrow | Leasehold | 81 m² | £492,499 (2019) |
| Flat 39 Hartley Apartments, Perceval Square, Harrow | Leasehold | 61 m² | £440,000 (2018) |
| Flat 40 Hartley Apartments, Perceval Square, Harrow | Leasehold | 51 m² | £382,500 (2018) |
| Flat 41 Hartley Apartments, Perceval Square, Harrow | Leasehold | 37 m² | £287,000 (2018) |
| Flat 42 Hartley Apartments, Perceval Square, Harrow | Leasehold | 56 m² | £369,000 (2018) |
| Flat 43 Hartley Apartments, Perceval Square, Harrow | Leasehold | 55 m² | £403,000 (2018) |
| Flat 44 Hartley Apartments, Perceval Square, Harrow | Leasehold | 50 m² | £371,510 (2018) |
| Flat 45 Hartley Apartments, Perceval Square, Harrow | Leasehold | 81 m² | £514,100 (2018) |
| Flat 46 Hartley Apartments, Perceval Square, Harrow | Leasehold | 61 m² | £445,000 (2018) |
| Flat 47 Hartley Apartments, Perceval Square, Harrow | Leasehold | 51 m² | £399,000 (2018) |
| Flat 48 Hartley Apartments, Perceval Square, Harrow | Leasehold | 37 m² | £290,000 (2018) |
| Flat 49 Hartley Apartments, Perceval Square, Harrow | Leasehold | 56 m² | £411,000 (2018) |
| Flat 50 Hartley Apartments, Perceval Square, Harrow | Leasehold | 55 m² | £305,000 (2026) |
| Flat 51 Hartley Apartments, Perceval Square, Harrow | Leasehold | 50 m² | £367,175 (2018) |
| Flat 52 Hartley Apartments, Perceval Square, Harrow | Leasehold | 81 m² | £535,000 (2018) |
| Flat 53 Hartley Apartments, Perceval Square, Harrow | Leasehold | 61 m² | £475,000 (2018) |
| Flat 54 Hartley Apartments, Perceval Square, Harrow | Leasehold | 51 m² | £393,120 (2018) |
| Flat 55 Hartley Apartments, Perceval Square, Harrow | Leasehold | 37 m² | £292,000 (2018) |
| Flat 56 Hartley Apartments, Perceval Square, Harrow | Leasehold | 56 m² | £387,515 (2018) |
| Flat 57 Hartley Apartments, Perceval Square, Harrow | Leasehold | 55 m² | £402,000 (2018) |
| Flat 58 Hartley Apartments, Perceval Square, Harrow | Leasehold | 50 m² | £380,000 (2018) |
| Flat 59 Hartley Apartments, Perceval Square, Harrow | Leasehold | 81 m² | £540,000 (2018) |
| Flat 60 Hartley Apartments, Perceval Square, Harrow | Leasehold | 61 m² | £460,000 (2018) |
| Flat 61 Hartley Apartments, Perceval Square, Harrow | Leasehold | 51 m² | £348,000 (2018) |
| Flat 62 Hartley Apartments, Perceval Square, Harrow | Leasehold | 37 m² | £285,000 (2019) |
| Flat 63 Hartley Apartments, Perceval Square, Harrow | Leasehold | 56 m² | £400,000 (2018) |
| Flat 64 Hartley Apartments, Perceval Square, Harrow | Leasehold | 55 m² | £413,500 (2018) |
| Flat 65 Hartley Apartments, Perceval Square, Harrow | Leasehold | 50 m² | £373,825 (2018) |
| Flat 66 Hartley Apartments, Perceval Square, Harrow | Leasehold | 81 m² | £506,625 (2018) |
| Flat 67 Hartley Apartments, Perceval Square, Harrow | Leasehold | 61 m² | £485,000 (2018) |
| Flat 68 Hartley Apartments, Perceval Square, Harrow | Leasehold | 51 m² | £350,000 (2018) |
| Flat 69 Hartley Apartments, Perceval Square, Harrow | Leasehold | 37 m² | £300,000 (2018) |
| Flat 70 Hartley Apartments, Perceval Square, Harrow | Leasehold | 56 m² | £379,000 (2018) |
| Flat 71 Hartley Apartments, Perceval Square, Harrow | Leasehold | 114 m² | £686,000 (2018) |
| Flat 72 Hartley Apartments, Perceval Square, Harrow | Leasehold | 81 m² | £503,500 (2018) |
| Flat 73 Hartley Apartments, Perceval Square, Harrow | Leasehold | 61 m² | £470,000 (2018) |
| Flat 74 Hartley Apartments, Perceval Square, Harrow | Leasehold | 51 m² | £338,000 (2024) |
| Flat 75 Hartley Apartments, Perceval Square, Harrow | Leasehold | 98 m² | £630,280 (2018) |
| Flat 76 Hartley Apartments, Perceval Square, Harrow | Leasehold | 110 m² | £530,000 (2018) |
| Flat 77 Hartley Apartments, Perceval Square, Harrow | - | 81 m² | - |
| Flat 78 Hartley Apartments, Perceval Square, Harrow | Leasehold | 61 m² | £480,150 (2018) |
| Flat 79 Hartley Apartments, Perceval Square, Harrow | Leasehold | 51 m² | £365,000 (2023) |
| Flat 80 Hartley Apartments, Perceval Square, Harrow | Leasehold | 96 m² | £625,000 (2018) |
| Flat 81 Hartley Apartments, Perceval Square, Harrow | Leasehold | 104 m² | £681,000 (2025) |
| Flat 82 Hartley Apartments, Perceval Square, Harrow | Leasehold | 69 m² | £525,000 (2018) |
| Flat 83 Hartley Apartments, Perceval Square, Harrow | Leasehold | 61 m² | £490,000 (2018) |
| Flat 84 Hartley Apartments, Perceval Square, Harrow | Leasehold | 51 m² | £356,000 (2018) |
| Flat 85 Hartley Apartments, Perceval Square, Harrow | Leasehold | 96 m² | £575,000 (2022) |
| Flat 86 Hartley Apartments, Perceval Square, Harrow | Leasehold | 52 m² | £358,000 (2018) |
| Flat 87 Hartley Apartments, Perceval Square, Harrow | Leasehold | 55 m² | £443,625 (2018) |
| Flat 88 Hartley Apartments, Perceval Square, Harrow | Leasehold | 63 m² | £441,750 (2018) |
| Flat 89 Hartley Apartments, Perceval Square, Harrow | Leasehold | 52 m² | £360,000 (2018) |
| Flat 90 Hartley Apartments, Perceval Square, Harrow | Leasehold | 50 m² | £375,000 (2024) |
| Flat 91 Hartley Apartments, Perceval Square, Harrow | Leasehold | 62 m² | £422,750 (2018) |
| Flat 92 Hartley Apartments, Perceval Square, Harrow | Leasehold | 52 m² | £360,000 (2018) |
| Flat 93 Hartley Apartments, Perceval Square, Harrow | Leasehold | 50 m² | £370,000 (2018) |
| Flat 94 Hartley Apartments, Perceval Square, Harrow | Leasehold | 62 m² | £410,000 (2025) |
