| 1A Greenfield Avenue, Ickleford, Hitchin | - | 45 m² | - |
| 1C Greenfield Avenue, Ickleford, Hitchin | - | 59 m² | - |
| 2 Greenfield Avenue, Ickleford, Hitchin | - | 59 m² | - |
| 2A, Greenfield Avenue, Ickleford, Hitchin | Freehold | 101 m² | £440,000 (2020) |
| 3, Greenfield Avenue, Ickleford, Hitchin | - | 91 m² | - |
| 4 Greenfield Avenue, Ickleford, Hitchin | - | 48 m² | - |
| 5, Greenfield Avenue, Ickleford, Hitchin | Freehold | 99 m² | £375,000 (2015) |
| 6 Greenfield Avenue, Ickleford, Hitchin | - | 45 m² | - |
| 8 Greenfield Avenue, Ickleford, Hitchin | - | 57 m² | - |
| 9, Greenfield Avenue, Ickleford, Hitchin | Freehold | 133 m² | £570,100 (2024) |
| 10 Greenfield Avenue, Ickleford, Hitchin | - | 67 m² | - |
| 11 Greenfield Avenue, Ickleford, Hitchin | - | 84 m² | - |
| 12 Greenfield Avenue, Ickleford, Hitchin | - | 67 m² | - |
| 14 Greenfield Avenue, Ickleford, Hitchin | - | 46 m² | - |
| 15, Greenfield Avenue, Ickleford, Hitchin | Freehold | 88 m² | £172,000 (2009) |
| 16 Greenfield Avenue, Ickleford, Hitchin | - | 46 m² | - |
| 17 Greenfield Avenue, Ickleford, Hitchin | - | 89 m² | - |
| 18 Greenfield Avenue, Ickleford, Hitchin | - | 58 m² | - |
| 19 Greenfield Avenue, Ickleford, Hitchin | Freehold | 84 m² | £362,000 (2025) |
| 20 Greenfield Avenue, Ickleford, Hitchin | - | 57 m² | - |
| 21 Greenfield Avenue, Ickleford, Hitchin | Freehold | 87 m² | £444,000 (2024) |
| 22 Greenfield Avenue, Ickleford | - | 59 m² | - |
| 24 Greenfield Avenue, Ickleford, Hitchin | - | 60 m² | - |
| 26 Greenfield Avenue, Ickleford | - | 56 m² | - |
| 28 Greenfield Avenue, Ickleford | - | 56 m² | - |
| 30A, Greenfield Avenue, Ickleford, Hitchin | Leasehold | 57 m² | £88,000 (2021) |
| 30B, Greenfield Avenue, Ickleford, Hitchin | Leasehold | 48 m² | £126,000 (2019) |
| 32A, Greenfield Avenue, Ickleford, Hitchin | - | 48 m² | - |
| 32B, Greenfield Avenue, Ickleford, Hitchin | Leasehold | 57 m² | £96,000 (2025) |
| 36, Greenfield Avenue, Ickleford, Hitchin | Freehold | 127 m² | £444,000 (2014) |
