| 7 Cowper Road, Hemel Hempstead, HP1 1PE | Nov 2025 | £425,000 | Semi-detached | Freehold |
| 17 Cowper Road, Hemel Hempstead, HP1 1PE | Oct 2025 | £430,000 | Terraced | Freehold |
| 27 Cowper Road, Hemel Hempstead, HP1 1PE | Aug 2025 | £593,000 | Terraced | Freehold |
| 23 Cowper Road, Hemel Hempstead, HP1 1PE | Apr 2025 | £525,000 | Terraced | Freehold |
| 54 Cowper Road, Hemel Hempstead, HP1 1PE | Mar 2025 | £473,000 | Terraced | Freehold |
| 32 Cowper Road, Hemel Hempstead, HP1 1PE | Mar 2025 | £450,000 | Terraced | Freehold |
| 33 Cowper Road, Hemel Hempstead, HP1 1PE | Mar 2025 | £520,000 | Detached | Freehold |
| 29 Cowper Road, Hemel Hempstead, HP1 1PE | Dec 2024 | £550,000 | Semi-detached | Freehold |
| 58 Cowper Road, Hemel Hempstead, HP1 1PE | Feb 2024 | £454,000 | Terraced | Freehold |
| 4A Cowper Road, Hemel Hempstead, HP1 1PE | Dec 2023 | £450,000 | Detached | Freehold |
| 10 Cowper Road, Hemel Hempstead, HP1 1PE | Nov 2023 | £520,000 | Detached | Freehold |
| The Nook, 30A Cowper Road, Hemel Hempstead, HP1 1PE | Jun 2022 | £610,000 | Detached | Freehold |
| 19 Cowper Road, Hemel Hempstead, HP1 1PE | Jun 2022 | £437,000 | Semi-detached | Freehold |
| 32A Cowper Road, Hemel Hempstead, HP1 1PE | Jan 2022 | £435,000 | Terraced | Freehold |
| Garage At Cowper Road, Hemel Hempstead, HP1 1PE | Dec 2021 | £101,500 | Other property | Freehold |
| 6 Cowper Road, Hemel Hempstead, HP1 1PE | Nov 2021 | £500,000 | Semi-detached | Freehold |
| 42 Cowper Road, Hemel Hempstead, HP1 1PE | Jun 2021 | £440,000 | Terraced | Freehold |
| 28 Cowper Road, Hemel Hempstead, HP1 1PE | Jul 2020 | £490,000 | Semi-detached | Freehold |
| 13 Cowper Road, Hemel Hempstead, HP1 1PE | Jun 2019 | £525,000 | Semi-detached | Freehold |
| 48 Cowper Road, Hemel Hempstead, HP1 1PE | May 2019 | £515,000 | Semi-detached | Freehold |
| 30 Cowper Road, Hemel Hempstead, HP1 1PE | Jan 2019 | £550,000 | Semi-detached | Freehold |
| 56 Cowper Road, Hemel Hempstead, HP1 1PE | Oct 2018 | £375,000 | Terraced | Freehold |
| 34 Cowper Road, Hemel Hempstead, HP1 1PE | Jun 2018 | £380,000 | Terraced | Freehold |
| 12 Cowper Road, Hemel Hempstead, HP1 1PE | Dec 2015 | £775,000 | Detached | Freehold |
| 1 Cowper Road, Hemel Hempstead, HP1 1PE | May 2014 | £595,000 | Detached | Freehold |
| 60 Cowper Road, Hemel Hempstead, HP1 1PE | Aug 2013 | £222,500 | Terraced | Freehold |
| 24 Cowper Road, Hemel Hempstead, HP1 1PE | Aug 2013 | £332,500 | Semi-detached | Freehold |
| 52 Cowper Road, Hemel Hempstead, HP1 1PE | Aug 2011 | £285,000 | Terraced | Freehold |
| 31 Cowper Road, Hemel Hempstead, HP1 1PE | Jul 2010 | £310,000 | Detached | Freehold |
| 50 Cowper Road, Hemel Hempstead, HP1 1PE | Jan 2010 | £322,500 | Semi-detached | Freehold |
| 8 Cowper Road, Hemel Hempstead, HP1 1PE | Jun 2009 | £157,500 | Terraced | Freehold |
| 15 Cowper Road, Hemel Hempstead, HP1 1PE | Oct 2007 | £328,000 | Semi-detached | Freehold |
| 4 Cowper Road, Hemel Hempstead, HP1 1PE | May 2007 | £130,000 | Semi-detached | Freehold |
| 79 Cowper Road, Hemel Hempstead, HP1 1PE | Mar 2007 | £235,000 | Terraced | Freehold |
| 14 Cowper Road, Hemel Hempstead, HP1 1PE | Nov 2005 | £265,000 | Detached | Freehold |
| 40 Cowper Road, Hemel Hempstead, HP1 1PE | Aug 2005 | £280,000 | Semi-detached | Freehold |
| 3 Cowper Road, Hemel Hempstead, HP1 1PE | Nov 2004 | £300,000 | Semi-detached | Freehold |
| 38 Cowper Road, Hemel Hempstead, HP1 1PE | Aug 2003 | £205,000 | Terraced | Freehold |
| 46 Cowper Road, Hemel Hempstead, HP1 1PE | Oct 2001 | £65,000 | Semi-detached | Freehold |
| 26 Cowper Road, Hemel Hempstead, HP1 1PE | May 2000 | £169,950 | Semi-detached | Freehold |
| 9 Cowper Road, Hemel Hempstead, HP1 1PE | May 1998 | £140,000 | Semi-detached | Freehold |