| 104, Welbeck Road, Harrow | Freehold | 85 m² | £250,000 (2008) |
| 106, Welbeck Road, Harrow | Freehold | 95 m² | £506,000 (2016) |
| 108, Welbeck Road, Harrow | Freehold | 120 m² | £500,000 (2015) |
| 110, Welbeck Road, Harrow | Freehold | 84 m² | £450,000 (2019) |
| 112, Welbeck Road, Harrow | Freehold | 83 m² | £175,000 (2002) |
| 114 Welbeck Road, Harrow | - | 81 m² | - |
| 116 Welbeck Road, South Harrow, Harrow, Harrow | Freehold | 76 m² | £199,000 (2002) |
| 118 Welbeck Road, Harrow | Freehold | 112 m² | £335,000 (2012) |
| 120, Welbeck Road, Harrow | Freehold | 65 m² | £232,000 (2004) |
| 130 Welbeck Road, Harrow | - | 75 m² | - |
| 134 Welbeck Road, Harrow | - | 93 m² | - |
| 136, Welbeck Road, Harrow | Freehold | 78 m² | £490,000 (2016) |
| 138, Welbeck Road, Harrow | Freehold | 86 m² | £230,000 (2009) |
| 140 Welbeck Road, Harrow | Freehold | 114 m² | £715,000 (2026) |
| 142, Welbeck Road, Harrow | - | 91 m² | - |
| 144, Welbeck Road, Harrow | Freehold | 71 m² | £219,000 (2005) |
| 146, Welbeck Road, Harrow | Freehold | 78 m² | £139,000 (2000) |
| 148 Welbeck Road, Harrow | - | 76 m² | - |
| 150 Welbeck Road, Harrow | Freehold | 74 m² | £480,000 (2025) |
| 152 Welbeck Road, South Harrow, Harrow, Harrow | - | 76 m² | - |
| 154 Welbeck Road, Harrow | Freehold | 77 m² | £250,000 (2011) |
| 156 Welbeck Road, Harrow | - | 79 m² | - |
| 158, Welbeck Road, Harrow | - | 81 m² | - |
| 160 Welbeck Road, Harrow | Freehold | 76 m² | £537,000 (2025) |
| 162 Welbeck Road, Harrow | - | 75 m² | - |
| 166 Welbeck Road, Harrow | Freehold | 99 m² | £179,950 (2002) |
| 168, Welbeck Road, Harrow | - | 88 m² | - |
| 174, Welbeck Road, Harrow | Freehold | 104 m² | £305,000 (2013) |
| 180 Welbeck Road, Harrow | Freehold | 77 m² | £180,000 (2003) |
| 182, Welbeck Road, Harrow | Leasehold | 35 m² | £47,950 (1995) |
| 182A, Welbeck Road, Harrow | Leasehold | 41 m² | £33,000 (1995) |
| 188, Welbeck Road, Harrow | Freehold | 78 m² | £195,000 (2020) |
| 190, Welbeck Road, Harrow | Freehold | 77 m² | £165,500 (2002) |
| 194 Welbeck Road, Harrow | Freehold | 78 m² | £250,000 (2010) |