| 1, Orchard Grove, Harrow | Freehold | 109 m² | £570,000 (2021) |
| 3, Orchard Grove, Harrow | Freehold | 68 m² | £170,000 (2001) |
| 5, Orchard Grove, Harrow | - | 69 m² | - |
| 9, Orchard Grove, Harrow | Freehold | 78 m² | £474,000 (2017) |
| 15, Orchard Grove, Harrow | Freehold | 69 m² | £444,000 (2020) |
| 19 Orchard Grove, Harrow | - | 52 m² | - |
| 21, Orchard Grove, Harrow | Freehold | 69 m² | £475,000 (2019) |
| 25 Orchard Grove, Kenton, Harrow, Harrow | Freehold | 81 m² | £300,000 (2010) |
| 27 Orchard Grove, Harrow | Freehold | 71 m² | £98,000 (1998) |
| 31 Orchard Grove, Harrow | - | 85 m² | - |
| 33, Orchard Grove, Harrow | Freehold | 68 m² | £305,000 (2012) |
| 35 Orchard Grove, Harrow | - | 80 m² | - |
| 37 Orchard Grove, Harrow | Freehold | 48 m² | £458,000 (2016) |
| 39 Orchard Grove, Harrow | Freehold | 62 m² | £540,000 (2022) |
| 41, Orchard Grove, Harrow | Freehold | 72 m² | £295,000 (2013) |
| 43 Orchard Grove, Harrow | - | 75 m² | - |
| 43A Orchard Grove, Harrow | Leasehold | 30 m² | £265,000 (2022) |
| 43B, Orchard Grove, Harrow | Leasehold | 47 m² | £315,000 (2022) |
| 45 Orchard Grove, Harrow | Freehold | 63 m² | £249,000 (2005) |
| 49, Orchard Grove, Harrow | Freehold | 68 m² | £588,000 (2023) |
| 51 Orchard Grove, Kenton, Harrow, Harrow | - | 175 m² | - |
| 55 Orchard Grove, Harrow | Freehold | 62 m² | £475,000 (2025) |
| 59 Orchard Grove, Harrow | Freehold | 103 m² | £640,000 (2023) |
| 61, Orchard Grove, Harrow | Freehold | 140 m² | £249,950 (2010) |
| 63, Orchard Grove, Harrow | Freehold | 66 m² | £230,000 (2006) |
| 69, Orchard Grove, Harrow | Freehold | 71 m² | £531,900 (2017) |
| 71, Orchard Grove, Harrow | Freehold | 76 m² | £320,000 (2010) |
| 79, Orchard Grove, Harrow | Freehold | 67 m² | £405,000 (2014) |
| 81 Orchard Grove, Harrow | Freehold | 69 m² | £215,000 (2002) |
| 83, Orchard Grove, Harrow | - | 85 m² | - |
| 85 Orchard Grove, Harrow | Freehold | 84 m² | £535,000 (2022) |
| 87 Orchard Grove, Harrow | - | 68 m² | - |
| Flat 1, 61 Orchard Grove, Harrow | - | 65 m² | - |
| Flat 2, 61 Orchard Grove, Harrow | - | 73 m² | - |