| 1 Katrine Square, Hemel Hempstead | - | 62 m² | - |
| 1B, Katrine Square, Hemel Hempstead | - | 89 m² | - |
| 2 Katrine Square, Hemel Hempstead | Freehold | 59 m² | £336,000 (2023) |
| 3 Katrine Square, Hemel Hempstead | - | 61 m² | - |
| 4 Katrine Square, Hemel Hempstead | Freehold | 60 m² | £149,500 (2012) |
| 5 Katrine Square, Hemel Hempstead | - | 64 m² | - |
| 6, Katrine Square, Hemel Hempstead | Freehold | 63 m² | £267,000 (2020) |
| 7 Katrine Square, Hemel Hempstead | - | 61 m² | - |
| 8 Katrine Square, Hemel Hempstead | - | 62 m² | - |
| 9 Katrine Square, Hemel Hempstead | - | 62 m² | - |
| 10 Katrine Square, Hemel Hempstead | Freehold | 61 m² | £99,000 (2001) |
| 11, Katrine Square, Hemel Hempstead | Freehold | 68 m² | £278,000 (2024) |
| 12 Katrine Square, Hemel Hempstead | - | 62 m² | - |
| 14 Katrine Square, Hemel Hempstead | Freehold | 68 m² | £115,000 (2002) |
| 15 Katrine Square, Hemel Hempstead | - | 63 m² | - |
| 16, Katrine Square, Hemel Hempstead | Freehold | 61 m² | £277,500 (2024) |
| 17 Katrine Square, Hemel Hempstead | Freehold | 62 m² | £264,000 (2021) |
| 18, Katrine Square, Hemel Hempstead | Freehold | 63 m² | £219,000 (2015) |
| 19 Katrine Square, Hemel Hempstead | - | 62 m² | - |
| 20, Katrine Square, Hemel Hempstead | Freehold | 61 m² | £140,000 (2006) |
| 21 Katrine Square, Hemel Hempstead | Freehold | 62 m² | £288,000 (2025) |
| 22 Katrine Square, Hemel Hempstead | Freehold | 74 m² | £335,000 (2022) |
| 23 Katrine Square, Hemel Hempstead | - | 63 m² | - |
| 24, Katrine Square, Hemel Hempstead | Freehold | 65 m² | £37,000 (1996) |
| 25 Katrine Square, Hemel Hempstead | - | 64 m² | - |