| 16, Castle Road, Lavendon, Olney | Freehold | 160 m² | £362,500 (2010) |
| 18 Castle Road, Lavendon, Olney | Freehold | 180 m² | £510,000 (2024) |
| 18A, Castle Road, Lavendon, Olney | - | 219 m² | - |
| 20 Castle Road, Lavendon, Lavendon | Freehold | 200 m² | £136,500 (1996) |
| 23 Castle Road, Lavendon, Olney | - | 151 m² | - |
| 26, Castle Road, Lavendon, Olney | Freehold | 157 m² | £685,000 (2023) |
| 27, Castle Road, Lavendon, Olney | Freehold | 117 m² | £350,000 (2014) |
| 28 Castle Road, Lavendon, Onley | Freehold | 130 m² | £385,000 (2011) |
| 30, Castle Road, Lavendon, Olney | Freehold | 174 m² | £620,000 (2019) |
| 33, Castle Road, Lavendon, Olney | Freehold | 176 m² | £585,000 (2016) |
| 36, Castle Road, Lavendon, Olney | Freehold | 116 m² | £215,000 (2002) |
| 37, Castle Road, Lavendon, Olney | Freehold | 107 m² | £287,500 (2011) |
| 39 Castle Road, Lavendon, Olney | Freehold | 93 m² | £395,000 (2026) |
| 42 Castle Road, Lavendon, Olney | Freehold | 88 m² | £390,000 (2025) |
| 44 Castle Road, Lavendon, Olney | Freehold | 82 m² | £395,000 (2026) |
| 46 Castle Road, Lavendon, Olney | Freehold | 109 m² | £428,000 (2024) |
| 50, Castle Road, Lavendon, Olney | Freehold | 94 m² | £227,000 (2015) |
| 51 Castle Road, Lavendon, Olney | Freehold | 53 m² | £300,000 (2022) |
| 52 Castle Road, Lavendon, Olney | Freehold | 80 m² | £275,000 (2023) |
| 53 Castle Road, Lavendon, Olney | Freehold | 109 m² | £260,000 (2016) |
| 54 Castle Road, Lavendon, Olney | Freehold | 82 m² | £328,000 (2024) |
| 57 Castle Road, Lavendon, Olney | Freehold | 100 m² | £370,000 (2024) |
| 59, Castle Road, Lavendon, Olney | Freehold | 81 m² | £200,000 (2009) |
| 65, Castle Road, Lavendon, Olney | Freehold | 89 m² | £263,000 (2014) |
| 71, Castle Road, Lavendon, Olney | Freehold | 97 m² | £340,000 (2018) |
| 73 Castle Road, Lavendon, Olney | Freehold | 122 m² | £397,500 (2025) |
| 77, Castle Road, Lavendon, Olney | Freehold | 138 m² | £395,000 (2020) |