| 1, Greenfield Avenue, Watford | - | 159 m² | - |
| 3, Greenfield Avenue, Watford | - | 159 m² | - |
| 6, Greenfield Avenue, Watford | - | 75 m² | - |
| 8 Greenfield Avenue, Watford | Freehold | 72 m² | £540,000 (2025) |
| 12, Greenfield Avenue, Watford | Freehold | 77 m² | £475,000 (2021) |
| 14 Greenfield Avenue, Watford | Freehold | 73 m² | £176,950 (2002) |
| 16, Greenfield Avenue, Watford | Freehold | 131 m² | £580,000 (2020) |
| 18, Greenfield Avenue, Watford | Freehold | 95 m² | £542,000 (2017) |
| 20, Greenfield Avenue, Watford | Freehold | 78 m² | £540,000 (2016) |
| 22 Greenfield Avenue, Watford | Freehold | 77 m² | £545,000 (2026) |
| 26 Greenfield Avenue, Watford | Freehold | 54 m² | £490,750 (2024) |
| 28, Greenfield Avenue, Watford | Freehold | 64 m² | £440,000 (2017) |
| 32, Greenfield Avenue, Watford | Freehold | 86 m² | £423,000 (2019) |
| 36, Greenfield Avenue, Watford | Freehold | 80 m² | £500,000 (2020) |
| 38, Greenfield Avenue, Watford | Freehold | 83 m² | £326,326 (2017) |
| 42 Greenfield Avenue, Watford | Freehold | 68 m² | £500,000 (2025) |
| 46 Greenfield Avenue, Watford | Freehold | 84 m² | £455,000 (2016) |
| 50, Greenfield Avenue, Watford | Freehold | 121 m² | £495,000 (2015) |
| 52, Greenfield Avenue, Watford | Freehold | 97 m² | £460,210 (2015) |