| 3 Simpson Close, Boldon Colliery, Boldon Colliery | Freehold | 92 m² | £80,000 (2020) |
| 4, Simpson Close, Boldon Colliery | Freehold | 90 m² | £88,200 (2014) |
| 6 Simpson Close, Boldon Colliery | - | 87 m² | - |
| 8, Simpson Close, Boldon Colliery | - | 87 m² | - |
| 9 Simpson Close, Boldon Colliery | - | 84 m² | - |
| 10, Simpson Close, Boldon Colliery | Freehold | 87 m² | £126,000 (2020) |
| 11, Simpson Close, Boldon Colliery | - | 82 m² | - |
| 12 Simpson Close, Boldon Colliery | - | 78 m² | - |
| 15, Simpson Close, Boldon Colliery | - | 77 m² | - |
| 16 Simpson Close, Boldon Colliery | - | 80 m² | - |
| 17, Simpson Close, Boldon Colliery | Freehold | 83 m² | £92,500 (2020) |
| 18, Simpson Close, Boldon Colliery | Freehold | 80 m² | £109,000 (2019) |
| 19 Simpson Close, Boldon Colliery | - | 80 m² | - |
| 22, Simpson Close, Boldon Colliery | Freehold | 78 m² | £82,500 (2018) |
| 24 Simpson Close, Boldon Colliery | - | 80 m² | - |
| 25, Simpson Close, Boldon Colliery | Freehold | 80 m² | £113,000 (2021) |
| 26 Simpson Close, Boldon Colliery | - | 83 m² | - |
| 27, Simpson Close, Boldon Colliery | Freehold | 79 m² | £110,000 (2019) |
| 28, Simpson Close, Boldon Colliery | - | 78 m² | - |
| 29, Simpson Close, Boldon Colliery | - | 78 m² | - |
| 30 Simpson Close, Boldon Colliery | - | 79 m² | - |
| 31 Simpson Close, Boldon Colliery | Freehold | 79 m² | £80,000 (2026) |
| 32, Simpson Close, Boldon Colliery | Freehold | 86 m² | £82,000 (2019) |
| 33, Simpson Close, Boldon Colliery | Freehold | 77 m² | £79,950 (2020) |
| 35, Simpson Close, Boldon Colliery | - | 82 m² | - |
| 36 Simpson Close, Boldon Colliery | Freehold | 61 m² | £110,000 (2021) |
| 38 Simpson Close, Boldon Colliery | - | 80 m² | - |
| 39 Simpson Close, Boldon Colliery | Freehold | 77 m² | £85,000 (2023) |
| 41 Simpson Close, Boldon Colliery, Boldon Colliery | Freehold | 77 m² | £85,000 (2021) |
| 42, Simpson Close, Boldon Colliery | Freehold | 78 m² | £98,000 (2020) |
| 44 Simpson Close, Boldon Colliery | - | 79 m² | - |