| 3 Warren Close, Letchworth Garden City | - | 61 m² | - |
| 6 Warren Close, Letchworth Garden City | Leasehold | 93 m² | £42,500 (2001) |
| 7 Warren Close, Letchworth Garden City | Leasehold | 89 m² | £230,000 (2007) |
| 8 Warren Close, Letchworth Garden City | - | 70 m² | - |
| 9 Warren Close, Letchworth Garden City | Leasehold | 55 m² | £48,750 (2002) |
| 11, Warren Close, Letchworth Garden City | Leasehold | 66 m² | £262,000 (2021) |
| 12 Warren Close, Letchworth Garden City | Leasehold | 69 m² | £34,000 (1998) |
| 14 Warren Close, Letchworth Garden City | Leasehold | 62 m² | £88,750 (2008) |
| 15 Warren Close, Letchworth Garden City | Leasehold | 66 m² | £62,500 (2003) |
| 16, Warren Close, Letchworth Garden City | - | 72 m² | - |
| 17, Warren Close, Letchworth Garden City | - | 68 m² | - |
| 19 Warren Close, Letchworth Garden City | - | 67 m² | - |
| 20 Warren Close, Letchworth Garden City | - | 68 m² | - |
| 21 Warren Close, Letchworth Garden City | Leasehold | 69 m² | £270,000 (2024) |
| 23 Warren Close, Letchworth Garden City | - | 63 m² | - |
| 24, Warren Close, Letchworth Garden City | Leasehold | 67 m² | £290,000 (2022) |
| 25, Warren Close, Letchworth Garden City | Leasehold | 67 m² | £275,000 (2021) |
| 27 Warren Close, Letchworth Garden City | - | 69 m² | - |
| 28, Warren Close, Letchworth Garden City | Leasehold | 67 m² | £280,000 (2021) |
| 29, Warren Close, Letchworth Garden City | Leasehold | 67 m² | £150,000 (2006) |
| 30 Warren Close, Letchworth Garden City | Leasehold | 54 m² | £80,000 (2012) |
| 31 Warren Close, Letchworth Garden City | Leasehold | 67 m² | £275,000 (2025) |
| 33, Warren Close, Letchworth Garden City | Leasehold | 69 m² | £255,000 (2021) |
| 34 Warren Close, Letchworth Garden City | Leasehold | 58 m² | £38,000 (2000) |
| 35, Warren Close, Letchworth Garden City | Leasehold | 66 m² | £330,000 (2023) |
| 36 Warren Close, Letchworth Garden City | Leasehold | 68 m² | £325,000 (2026) |