| 5, Grasmere Gardens, Harrow | - | 97 m² | - |
| 9, Grasmere Gardens, Harrow | Freehold | 146 m² | £600,000 (2015) |
| 11 Grasmere Gardens, Harrow | Freehold | 129 m² | £720,000 (2024) |
| 17, Grasmere Gardens, Harrow | Freehold | 131 m² | £347,500 (2009) |
| 21, Grasmere Gardens, Harrow | - | 77 m² | - |
| 23 Grasmere Gardens, Harrow | - | 81 m² | - |
| 25, Grasmere Gardens, Harrow | Freehold | 80 m² | £250,000 (2004) |
| 31 Grasmere Gardens, Harrow | - | 94 m² | - |
| 33 Grasmere Gardens, Harrow | Freehold | 142 m² | £582,000 (2022) |
| 37, Grasmere Gardens, Harrow | Freehold | 100 m² | £370,000 (2012) |
| 41 Grasmere Gardens, Harrow | Freehold | 119 m² | £573,000 (2023) |
| 43, Grasmere Gardens, Harrow | Freehold | 169 m² | £287,000 (2006) |
| 45 Grasmere Gardens, Harrow | Freehold | 149 m² | £605,000 (2026) |
| 47, Grasmere Gardens, Harrow | Freehold | 101 m² | £172,000 (2001) |
| 53, Grasmere Gardens, Harrow | Freehold | 90 m² | £480,000 (2020) |
| 55, Grasmere Gardens, Harrow | Freehold | 112 m² | £418,000 (2013) |
| 57, Grasmere Gardens, Harrow | Freehold | 107 m² | £400,000 (2014) |
| 59, Grasmere Gardens, Harrow | Freehold | 59 m² | £320,000 (2013) |
| 73, Grasmere Gardens, Harrow | Freehold | 107 m² | £355,000 (2008) |
| 77 Grasmere Gardens, Harrow | Freehold | 152 m² | £710,000 (2025) |
| 79, Grasmere Gardens, Harrow | Freehold | 115 m² | £738,000 (2025) |
| 83, Grasmere Gardens, Harrow | Freehold | 136 m² | £752,500 (2020) |
| 87 Grasmere Gardens, Harrow | Freehold | 124 m² | £335,000 (2012) |
| 89, Grasmere Gardens, Harrow | Freehold | 159 m² | £680,000 (2020) |
| 91 Grasmere Gardens, Harrow | Freehold | 86 m² | £530,000 (2026) |