| 1 Killowen Avenue, Northolt | - | 76 m² | - |
| 1A Killowen Avenue, Northolt | - | 99 m² | - |
| 2, Killowen Avenue, Northolt | Freehold | 73 m² | £320,000 (2015) |
| 3, Killowen Avenue, Northolt | Leasehold | 36 m² | £143,000 (2013) |
| 4, Killowen Avenue, Northolt | - | 76 m² | - |
| 7, Killowen Avenue, Northolt | Freehold | 90 m² | £440,000 (2017) |
| 9 Killowen Avenue, Northolt | Freehold | 76 m² | £475,000 (2022) |
| 11 Killowen Avenue, Northolt | - | 69 m² | - |
| 13, Killowen Avenue, Northolt | Freehold | 107 m² | £550,000 (2018) |
| 16, Killowen Avenue, Northolt | - | 89 m² | - |
| 18 Killowen Avenue, Northolt | Freehold | 87 m² | £530,000 (2025) |
| 21, Killowen Avenue, Northolt | Freehold | 80 m² | £265,000 (2010) |
| 22 Killowen Avenue, Northolt | Freehold | 104 m² | £265,000 (2008) |
| 23, Killowen Avenue, Northolt | Freehold | 87 m² | £545,000 (2021) |
| 24 Killowen Avenue, Northolt | Freehold | 70 m² | £520,000 (2024) |
| 26, Killowen Avenue, Northolt | Freehold | 72 m² | £295,000 (2013) |
| 28, Killowen Avenue, Northolt | - | 81 m² | - |
| 31, Killowen Avenue, Northolt | Freehold | 76 m² | £267,000 (2011) |
| 32 Killowen Avenue, Northolt | - | 57 m² | - |
| 35 Killowen Avenue, Northolt | Freehold | 90 m² | £375,000 (2015) |
| 36, Killowen Avenue, Northolt | Freehold | 83 m² | £279,000 (2007) |
| 38, Killowen Avenue, Northolt | Freehold | 86 m² | £285,000 (2012) |
| 39, Killowen Avenue, Northolt | Freehold | 129 m² | £230,000 (2002) |
| 40 Killowen Avenue, Northolt, Northolt | Freehold | 89 m² | £510,000 (2021) |
| 42, Killowen Avenue, Northolt | Freehold | 106 m² | £280,000 (2012) |
| 44 Killowen Avenue, Northolt | Freehold | 86 m² | £537,000 (2024) |
| 50 Killowen Avenue, Northolt | Freehold | 79 m² | £500,000 (2025) |
| 56, Killowen Avenue, Northolt | Freehold | 93 m² | £370,000 (2016) |
| 60, Killowen Avenue, Northolt | Freehold | 58 m² | £310,000 (2013) |