| 59 Cowper Road, Hemel Hempstead | - | 79 m² | - |
| 63, Cowper Road, Hemel Hempstead | Freehold | 63 m² | £380,000 (2021) |
| 64, Cowper Road, Hemel Hempstead | Freehold | 113 m² | £585,000 (2018) |
| 66, Cowper Road, Hemel Hempstead | Freehold | 123 m² | £630,000 (2019) |
| 66A Cowper Road, Hemel Hempstead | Freehold | 104 m² | £675,000 (2022) |
| 67, Cowper Road, Hemel Hempstead | Freehold | 60 m² | £285,000 (2015) |
| 69 Cowper Road, Hemel Hempstead | Freehold | 67 m² | £121,000 (2000) |
| 71, Cowper Road, Hemel Hempstead | Freehold | 62 m² | £388,000 (2019) |
| 72 Cowper Road, Hemel Hempstead | Freehold | 173 m² | £760,000 (2022) |
| 73, Cowper Road, Hemel Hempstead | Freehold | 87 m² | £500,000 (2020) |
| 75, Cowper Road, Hemel Hempstead | Freehold | 76 m² | £420,000 (2021) |
| 76, Cowper Road, Hemel Hempstead | Freehold | 96 m² | £600,000 (2017) |
| 77 Cowper Road, Hemel Hempstead | - | 76 m² | - |
| 79, Cowper Road, Hemel Hempstead | Freehold | 63 m² | £375,000 (2025) |
| 84, Cowper Road, Hemel Hempstead | Freehold | 147 m² | £690,000 (2010) |
| 85, Cowper Road, Hemel Hempstead | Freehold | 87 m² | £320,000 (2010) |
| 91, Cowper Road, Hemel Hempstead | Freehold | 81 m² | £450,000 (2021) |
| 93, Cowper Road, Hemel Hempstead | Freehold | 88 m² | £296,000 (2007) |
| 95, Cowper Road, Hemel Hempstead | Freehold | 82 m² | £380,000 (2020) |
| 97 Cowper Road, Hemel Hempstead | Freehold | 90 m² | £185,000 (2002) |
| 101, Cowper Road, Hemel Hempstead | Freehold | 135 m² | £765,000 (2020) |
| 107 Cowper Road, Hemel Hempstead | - | 113 m² | - |
| 109, Cowper Road, Hemel Hempstead | Freehold | 130 m² | £637,500 (2011) |
| 111, Cowper Road, Hemel Hempstead | Freehold | 233 m² | £650,000 (2007) |
| 115 Cowper Road, Hemel Hempstead | Freehold | 173 m² | £1,075,000 (2024) |
