| 3 Castle Hill Avenue, Berkhamsted | Freehold | 194 m² | £1,165,000 (2015) |
| 8, Castle Hill Avenue, Berkhamsted | Freehold | 198 m² | £1,165,000 (2015) |
| 9 Castle Hill Avenue, Berkhamsted | Freehold | 158 m² | £1,050,000 (2026) |
| 10 Castle Hill Avenue, Berkhamsted | Freehold | 407 m² | £1,500,000 (2012) |
| 13, Castle Hill Avenue, Berkhamsted | Freehold | 190 m² | £1,200,000 (2019) |
| 16 Castle Hill Avenue, Berkhamsted | Freehold | 125 m² | £1,250,000 (2023) |
| 17, Castle Hill Avenue, Berkhamsted | Freehold | 143 m² | £1,040,500 (2017) |
| 18, Castle Hill Avenue, Berkhamsted | Freehold | 121 m² | £885,000 (2016) |
| 20 Castle Hill Avenue, Berkhamsted | Freehold | 110 m² | £1,075,000 (2023) |
| 21 Castle Hill Avenue, Berkhamsted, Berkhamsted | Freehold | 222 m² | £1,250,000 (2021) |
| 22, Castle Hill Avenue, Berkhamsted | Freehold | 139 m² | £707,000 (2013) |
| 23, Castle Hill Avenue, Berkhamsted | Freehold | 142 m² | £1,000,000 (2018) |
| 25, Castle Hill Avenue, Berkhamsted | Freehold | 115 m² | £1,085,000 (2023) |
| 27, Castle Hill Avenue, Berkhamsted | Freehold | 230 m² | £1,275,000 (2020) |
| 30, Castle Hill Avenue, Berkhamsted | Freehold | 279 m² | £2,060,000 (2024) |
| 32, Castle Hill Avenue, Berkhamsted | Freehold | 753 m² | £1,400,000 (2020) |
| 34 Castle Hill Avenue, Berkhamsted | Freehold | 248 m² | £1,800,000 (2023) |
| 38, Castle Hill Avenue, Berkhamsted | Freehold | 111 m² | £987,500 (2020) |
| 48, Castle Hill Avenue, Berkhamsted | Freehold | 155 m² | £630,000 (2010) |
| 50 Castle Hill Avenue, Berkhamsted | Freehold | 162 m² | £900,000 (2024) |