| 4, Dellsome Lane, Welham Green, North Mymms, Hatfield | Freehold | 129 m² | £280,000 (2008) |
| 6, Dellsome Lane, Welham Green, North Mymms, Hatfield | Freehold | 66 m² | £249,500 (2013) |
| 6-8 Dellsome Lane, Welham Green, North Mymms, Hatfield | - | 173 m² | - |
| 6A, Dellsome Lane, Welham Green, North Mymms, Hatfield | Freehold | 79 m² | £240,000 (2013) |
| 8, Dellsome Lane, Welham Green, North Mymms, Hatfield | Freehold | 83 m² | £342,500 (2023) |
| 8A Dellsome Lane, Welham Green, North Mymms, Hatfield | Freehold | 56 m² | £209,000 (2013) |
| 8B Dellsome Lane, Welham Green, North Mymms, Hatfield | Freehold | 70 m² | £370,000 (2024) |
| 10, Dellsome Lane, Welham Green, North Mymms, Hatfield | - | 40 m² | - |
| 10A Dellsome Lane, Welham Green, North Mymms, Hatfield | - | 71 m² | - |
| 12 Dellsome Lane, Welham Green, North Mymms, Hatfield | - | 40 m² | - |
| 12A Dellsome Lane, Welham Green, North Mymms, Hatfield | - | 69 m² | - |
| 14 Dellsome Lane, Welham Green, North Mymms, Hatfield | - | 41 m² | - |
| 14A, Dellsome Lane, Welham Green, North Mymms, Hatfield | - | 69 m² | - |
| 16 Dellsome Lane, Welham Green, North Mymms, Hatfield | - | 39 m² | - |
| 16A Dellsome Lane, Welham Green, Hatfield | - | 69 m² | - |
| 22, Dellsome Lane, Welham Green, North Mymms, Hatfield | Freehold | 61 m² | £600,000 (2013) |
| 28, Dellsome Lane, Welham Green, North Mymms, Hatfield | - | 81 m² | - |
| 30, Dellsome Lane, Welham Green, North Mymms, Hatfield | Freehold | 123 m² | £625,000 (2019) |
| 34 Dellsome Lane, Welham Green, North Mymms, Hatfield | - | 130 m² | - |
| 36 Dellsome Lane, Welham Green, North Mymms, Hatfield | - | 59 m² | - |
| 38 Dellsome Lane, Welham Green, North Mymms, Hatfield | - | 52 m² | - |
| 43 Dellsome Lane, Welham Green | - | 72 m² | - |
| Flat 1, 22, Dellsome Lane, Welham Green, North Mymms, Hatfield | - | 56 m² | - |
| Flat 2, 22, Dellsome Lane, Welham Green, North Mymms, Hatfield | - | 53 m² | - |
| Flat 3, 22, Dellsome Lane, Welham Green, North Mymms, Hatfield | - | 48 m² | - |
| Flat 4, 22, Dellsome Lane, Welham Green, North Mymms, Hatfield | - | 45 m² | - |
| Flat 5, 22, Dellsome Lane, Welham Green, North Mymms, Hatfield | - | 45 m² | - |
| Flat 6, 22, Dellsome Lane, Welham Green, North Mymms, Hatfield | - | 53 m² | - |
| Flat 7, 22, Dellsome Lane, Welham Green, North Mymms, Hatfield | - | 48 m² | - |
| Flat 8, 22, Dellsome Lane, Welham Green, North Mymms, Hatfield | - | 45 m² | - |
| Flat 9, 22, Dellsome Lane, Welham Green, North Mymms, Hatfield | - | 53 m² | - |
| Flat 10, 22, Dellsome Lane, Welham Green, North Mymms, Hatfield | - | 45 m² | - |
| Flat 11, 22 Dellsome Lane, Welham Green, Hatfield | - | 74 m² | - |
| Flat 12, 22 Dellsome Lane, Welham Green, Hatfield | - | 75 m² | - |
| The Old School House, Dellsome Lane, Welham Green, North Mymms, Hatfield | Freehold | 183 m² | £410,000 (2003) |
| The Upper Flat, 2 Dellsome Lane, Welham Green, Hatfield | Leasehold | 56 m² | £360,000 (2021) |
