| 2, Firtree Avenue, Washington | Freehold | 60 m² | £74,000 (2025) |
| 3, Firtree Avenue, Washington | Freehold | 55 m² | £31,000 (1999) |
| 4 Firtree Avenue, Washington | - | 60 m² | - |
| 5 Firtree Avenue, Washington | Freehold | 108 m² | £120,000 (2025) |
| 7 Firtree Avenue, Washington | - | 90 m² | - |
| 8, Firtree Avenue, Washington | - | 77 m² | - |
| 9 Firtree Avenue, Washington | - | 76 m² | - |
| 11, Firtree Avenue, Washington | Freehold | 100 m² | £138,500 (2018) |
| 12, Firtree Avenue, Washington | - | 96 m² | - |
| 14, Firtree Avenue, Washington | Freehold | 100 m² | £45,950 (2000) |
| 16 Firtree Avenue, Washington | - | 59 m² | - |
| 18, Firtree Avenue, Washington | Freehold | 85 m² | £121,000 (2021) |
| 20, Firtree Avenue, Washington | - | 60 m² | - |
| 21, Firtree Avenue, Washington | Freehold | 99 m² | £125,000 (2018) |
| 23 Firtree Avenue, Washington | Freehold | 56 m² | £76,470 (2022) |
| 24 Firtree Avenue, Washington | - | 58 m² | - |
| 25, Firtree Avenue, Washington | Freehold | 71 m² | £75,000 (2012) |
| 26, Firtree Avenue, Washington | Freehold | 89 m² | £125,000 (2007) |
| 27, Firtree Avenue, Washington | - | 60 m² | - |
| 28 Firtree Avenue, Washington | - | 62 m² | - |
| 30, Firtree Avenue, Washington | Freehold | 82 m² | £95,000 (2013) |
| 31, Firtree Avenue, Washington | Freehold | 58 m² | £80,000 (2019) |
| 33, Firtree Avenue, Washington | Freehold | 115 m² | £149,500 (2021) |
| 34, Firtree Avenue, Washington | - | 80 m² | - |
| 35, Firtree Avenue, Washington | Freehold | 111 m² | £44,950 (2000) |
| 37, Firtree Avenue, Washington | - | 66 m² | - |
