| 2, Observatory Close, Benson, Wallingford | Freehold | 80 m² | £250,000 (2011) |
| 3, Observatory Close, Benson, Wallingford | Freehold | 82 m² | £315,000 (2017) |
| 4, Observatory Close, Benson, Wallingford | Freehold | 102 m² | £427,500 (2022) |
| 6 Observatory Close, Benson, Wallingford | - | 82 m² | - |
| 10 Observatory Close, Benson, Wallingford | Freehold | 144 m² | £115,000 (1998) |
| 11, Observatory Close, Benson, Wallingford | Freehold | 112 m² | £385,000 (2019) |
| 12 Observatory Close, Benson, Wallingford, Wallingford | Freehold | 92 m² | £335,000 (2021) |
| 13 Observatory Close, Benson, Wallingford | Freehold | 84 m² | £350,000 (2024) |
| 16 Observatory Close, Benson, Wallingford | - | 102 m² | - |
| 17 Observatory Close, Benson, Wallingford | Freehold | 148 m² | £380,000 (2016) |
| 20 Observatory Close, Benson, Wallingford | - | 83 m² | - |
| 21 Observatory Close, Benson, Wallingford | Freehold | 85 m² | £320,000 (2026) |
| 22, Observatory Close, Benson, Wallingford | Freehold | 77 m² | £300,000 (2014) |
| 23 Observatory Close, Benson, Wallingford | Freehold | 85 m² | £353,000 (2025) |
| 24, Observatory Close, Benson, Wallingford | Freehold | 104 m² | £408,000 (2025) |
| 25, Observatory Close, Benson, Wallingford | Freehold | 80 m² | £300,000 (2019) |
| 27, Observatory Close, Benson, Wallingford | Freehold | 84 m² | £242,500 (2005) |
| 28 Observatory Close, Benson, Wallingford | - | 83 m² | - |
| 30 Observatory Close, Benson, Wallingford | Freehold | 83 m² | £405,000 (2025) |
| 35, Observatory Close, Benson, Wallingford | Freehold | 203 m² | £750,000 (2010) |
