| 2, Hertford Grove, Cramlington | Leasehold | 25 m² | £42,000 (2019) |
| 3, Hertford Grove, Cramlington | Leasehold | 74 m² | £94,000 (2020) |
| 4 Hertford Grove, Eastfield Glade, Cramlington, Cramlington | Leasehold | 24 m² | £9,000 (1998) |
| 6, Hertford Grove, Cramlington | Leasehold | 26 m² | £44,000 (2010) |
| 7 Hertford Grove, Cramlington | Leasehold | 59 m² | £129,950 (2024) |
| 8 Hertford Grove, Cramlington | - | 24 m² | - |
| 10, Hertford Grove, Cramlington | Leasehold | 25 m² | £40,000 (2023) |
| 12, Hertford Grove, Cramlington | Leasehold | 25 m² | £34,000 (2012) |
| 13, Hertford Grove, Cramlington | Freehold | 54 m² | £119,000 (2024) |
| 15, Hertford Grove, Cramlington | Leasehold | 59 m² | £36,500 (1999) |
| 16 Hertford Grove, Cramlington | Leasehold | 25 m² | £18,250 (1998) |
| 17 Hertford Grove, Eastfield Glade, Cramlington, Cramlington | Leasehold | 47 m² | £17,500 (2001) |
| 18, Hertford Grove, Cramlington | Leasehold | 59 m² | £97,500 (2017) |
| 19, Hertford Grove, Cramlington | Freehold | 46 m² | £65,000 (2015) |
| 21, Hertford Grove, Cramlington | Leasehold | 95 m² | £129,950 (2015) |
| 24, Hertford Grove, Cramlington | Freehold | 60 m² | £94,500 (2020) |
| 27, Hertford Grove, Cramlington | Leasehold | 75 m² | £43,000 (2000) |
| 30, Hertford Grove, Cramlington | Leasehold | 58 m² | £33,500 (1995) |
