| 7, Great Ley, Welwyn Garden City | - | 117 m² | - |
| 9, Great Ley, Welwyn Garden City | Freehold | 93 m² | £250,000 (2009) |
| 13 Great Ley, Welwyn Garden City, Welwyn Garden City | - | 93 m² | - |
| 15 Great Ley, Welwyn Garden City, Welwyn Garden City | Freehold | 84 m² | £527,000 (2025) |
| 17, Great Ley, Welwyn Garden City | Freehold | 120 m² | £515,000 (2021) |
| 19, Great Ley, Welwyn Garden City | Freehold | 150 m² | £179,950 (2002) |
| 21, Great Ley, Welwyn Garden City | Freehold | 97 m² | £505,000 (2018) |
| 29, Great Ley, Welwyn Garden City | Freehold | 131 m² | £335,000 (2013) |
| 31, Great Ley, Welwyn Garden City | Freehold | 86 m² | £270,000 (2014) |
| 33, Great Ley, Welwyn Garden City | Freehold | 106 m² | £425,000 (2015) |
| 35, Great Ley, Welwyn Garden City | Freehold | 149 m² | £505,000 (2018) |
| 39 Great Ley, Welwyn Garden City | Freehold | 89 m² | £505,000 (2026) |
| 41 Great Ley, Welwyn Garden City | - | 81 m² | - |
| 43 Great Ley, Welwyn Garden City | - | 73 m² | - |
| 45 Great Ley, Welwyn Garden City | - | 73 m² | - |
| 47, Great Ley, Welwyn Garden City | Freehold | 123 m² | £495,000 (2019) |
| 47A, Great Ley, Welwyn Garden City | Freehold | 79 m² | £415,000 (2017) |
| 49, Great Ley, Welwyn Garden City | Freehold | 88 m² | £250,000 (2010) |
| 53, Great Ley, Welwyn Garden City | Freehold | 90 m² | £212,000 (2009) |
| 59, Great Ley, Welwyn Garden City | Freehold | 129 m² | £250,000 (2007) |
| 63 Great Ley, Welwyn Garden City | - | 81 m² | - |