| 13, West Common, Harpenden | - | 72 m² | - |
| 14, West Common, Harpenden | - | 65 m² | - |
| 15, West Common, Harpenden | - | 73 m² | - |
| 16 West Common, Harpenden, Harpenden | - | 70 m² | - |
| 17A West Common, Harpenden | - | 35 m² | - |
| 17B, West Common, Harpenden | - | 38 m² | - |
| 19 West Common, Harpenden | Freehold | 65 m² | £660,000 (2022) |
| 20 West Common, Harpenden | Freehold | 61 m² | £34,500 (1995) |
| 21, West Common, Harpenden | Freehold | 65 m² | £446,000 (2013) |
| 22A, West Common, Harpenden | - | 183 m² | - |
| 23 West Common, Harpenden | Freehold | 119 m² | £1,300,000 (2022) |
| 24 West Common, Harpenden | Freehold | 48 m² | £525,000 (2022) |
| 25 West Common, Harpenden | Freehold | 49 m² | £512,500 (2025) |
| 29 West Common, Harpenden, Harpenden | Freehold | 51 m² | £263,000 (2004) |
| 30, West Common, Harpenden | - | 50 m² | - |
| 31, West Common, Harpenden | Freehold | 81 m² | £250,000 (2003) |
| 33, West Common, Harpenden | Freehold | 90 m² | £350,000 (2001) |
| 34, West Common, Harpenden | Freehold | 52 m² | £305,000 (2010) |
| 36, West Common, Harpenden | - | 29 m² | - |
| 37, West Common, Harpenden | Freehold | 47 m² | £380,000 (2014) |
| 38, West Common, Harpenden | Freehold | 102 m² | £850,000 (2016) |
| 40-41 West Common, Harpenden | - | 153 m² | - |
| 41A, West Common, Harpenden | - | 212 m² | - |