| 2 Harwood Close, Welwyn Garden City | - | 68 m² | - |
| 4 Harwood Close, Welwyn Garden City | - | 87 m² | - |
| 6 Harwood Close, Welwyn Garden City | - | 66 m² | - |
| 8, Harwood Close, Welwyn Garden City | Freehold | 121 m² | £485,000 (2020) |
| 20 Harwood Close, Welwyn Garden City, Welwyn Garden City | Freehold | 85 m² | £360,000 (2021) |
| 22 Harwood Close, Welwyn Garden City, Welwyn Garden City | Freehold | 56 m² | £325,000 (2021) |
| 26 Harwood Close, Welwyn Garden City | Freehold | 65 m² | £302,000 (2016) |
| 30 Harwood Close, Welwyn Garden City | Freehold | 65 m² | £83,950 (1998) |
| 32 Harwood Close, Welwyn Garden City | Freehold | 83 m² | £390,000 (2026) |
| 34, Harwood Close, Welwyn Garden City | Freehold | 55 m² | £368,000 (2024) |
| 36, Harwood Close, Welwyn Garden City | Freehold | 54 m² | £165,000 (2006) |
| 40 Harwood Close, Welwyn Garden City | Freehold | 57 m² | £365,000 (2024) |
| 42, Harwood Close, Welwyn Garden City | Freehold | 64 m² | £345,000 (2019) |
| 44 Harwood Close, Welwyn Garden City | Freehold | 65 m² | £375,000 (2024) |
| 46 Harwood Close, Welwyn Garden City | Freehold | 64 m² | £200,000 (2009) |
| 48, Harwood Close, Welwyn Garden City | Freehold | 55 m² | £295,000 (2020) |
| 50, Harwood Close, Welwyn Garden City | Freehold | 54 m² | £174,950 (2006) |
| 52 Harwood Close, Welwyn Garden City | Freehold | 55 m² | £328,500 (2022) |
| 54 Harwood Close, Welwyn Garden City | Freehold | 48 m² | £362,500 (2022) |
| 58 Harwood Close, Welwyn Garden City | - | 65 m² | - |
| 60 Harwood Close, Welwyn Garden City | Freehold | 71 m² | £432,500 (2023) |
| 62, Harwood Close, Welwyn Garden City | Freehold | 55 m² | £197,500 (2013) |
| 64 Harwood Close, Welwyn Garden City | Freehold | 56 m² | £357,500 (2025) |
| 66, Harwood Close, Welwyn Garden City | Freehold | 56 m² | £323,000 (2020) |