| 2, Hardwick Street, Blackhall Colliery, Hartlepool | Freehold | 76 m² | £85,000 (2013) |
| 8, Hardwick Street, Blackhall Colliery, Hartlepool | Freehold | 55 m² | £71,500 (2012) |
| 10, Hardwick Street, Blackhall Colliery, Hartlepool | Freehold | 56 m² | £100,000 (2023) |
| 12 Hardwick Street, Blackhall Colliery, Hartlepool | Freehold | 62 m² | £45,000 (2007) |
| 18 Hardwick Street, Blackhall Colliery, Hartlepool | Freehold | 69 m² | £88,000 (2022) |
| 20 Hardwick Street, Blackhall Colliery, Hartlepool | Freehold | 56 m² | £72,000 (2023) |
| 22, Hardwick Street, Blackhall Colliery, Hartlepool | Freehold | 65 m² | £90,000 (2017) |
| 24 Hardwick Street, Blackhall Colliery, Hartlepool | Freehold | 79 m² | £53,500 (2016) |
| 26 Hardwick Street, Blackhall Colliery, Hartlepool | Freehold | 72 m² | £70,833 (2024) |
| 32 Hardwick Street, Blackhall Colliery, Blackhall Colliery | Freehold | 69 m² | £50,000 (2021) |
| 34, Hardwick Street, Blackhall Colliery, Hartlepool | Freehold | 55 m² | £49,000 (2020) |
| 36 Hardwick Street, Blackhall Colliery, Hartlepool | Freehold | 85 m² | £90,000 (2024) |
| 38, Hardwick Street, Blackhall Colliery, Hartlepool | Freehold | 63 m² | £85,000 (2021) |
| 44, Hardwick Street, Blackhall Colliery, Hartlepool | Freehold | 62 m² | £39,500 (2000) |
| 50, Hardwick Street, Blackhall Colliery, Hartlepool | Freehold | 51 m² | £84,950 (2021) |
| 54, Hardwick Street, Blackhall Colliery, Hartlepool | Freehold | 47 m² | £77,000 (2022) |
| 56 Hardwick Street, Blackhall Colliery, Hartlepool | Freehold | 45 m² | £47,000 (2017) |
| 58, Hardwick Street, Blackhall Colliery, Hartlepool | Freehold | 53 m² | £17,000 (1995) |
| 62 Hardwick Street, Blackhall Colliery, Blackhall Colliery | Freehold | 49 m² | £72,000 (2008) |
| 64, Hardwick Street, Blackhall Colliery, Hartlepool | Freehold | 39 m² | £39,950 (2013) |
| 66, Hardwick Street, Blackhall Colliery, Hartlepool | Freehold | 42 m² | £48,000 (2017) |
| 68, Hardwick Street, Blackhall Colliery, Hartlepool | Freehold | 51 m² | £43,000 (2016) |