| 1 Northumberland Avenue, Stamford | - | 59 m² | - |
| 3 Northumberland Avenue, Stamford | - | 57 m² | - |
| 5 Northumberland Avenue, Stamford | - | 65 m² | - |
| 7, Northumberland Avenue, Stamford | Freehold | 63 m² | £110,000 (2007) |
| 9, Northumberland Avenue, Stamford | Freehold | 90 m² | £215,000 (2025) |
| 11 Northumberland Avenue, Stamford | - | 84 m² | - |
| 13 Northumberland Avenue, Stamford | - | 61 m² | - |
| 15 Northumberland Avenue, Stamford | - | 64 m² | - |
| 17 Northumberland Avenue, Stamford | - | 72 m² | - |
| 19 Northumberland Avenue, Stamford | - | 71 m² | - |
| 21 Northumberland Avenue, Stamford | - | 63 m² | - |
| 23 Northumberland Avenue, Stamford | - | 66 m² | - |
| 25 Northumberland Avenue, Stamford | - | 58 m² | - |
| 27 Northumberland Avenue, Stamford | - | 55 m² | - |
| 29 Northumberland Avenue, Stamford | Freehold | 63 m² | £135,960 (2021) |
| 31 Northumberland Avenue, Stamford | - | 61 m² | - |
| 33 Northumberland Avenue, Stamford | - | 61 m² | - |
| 35 Northumberland Avenue, Stamford | - | 64 m² | - |
| 37 Northumberland Avenue, Stamford | - | 60 m² | - |
| 39 Northumberland Avenue, Stamford | - | 63 m² | - |
| 41 Northumberland Avenue, Stamford | - | 60 m² | - |
| 43 Northumberland Avenue, Stamford | - | 67 m² | - |
| 45, Northumberland Avenue, Stamford | Freehold | 64 m² | £236,000 (2025) |
| 47, Northumberland Avenue, Stamford | Freehold | 60 m² | £139,500 (2019) |
| 49, Northumberland Avenue, Stamford | - | 51 m² | - |
| 51 Northumberland Avenue, Stamford | - | 49 m² | - |
| 53 Northumberland Avenue, Stamford | - | 60 m² | - |
| 55, Northumberland Avenue, Stamford | - | 63 m² | - |
| 57, Northumberland Avenue, Stamford | Freehold | 64 m² | £195,000 (2022) |
| 59 Northumberland Avenue, Stamford | - | 82 m² | - |
| 61 Northumberland Avenue, Stamford | - | 65 m² | - |
| 63 Northumberland Avenue, Stamford | - | 60 m² | - |
| 65 Northumberland Avenue, Stamford | - | 77 m² | - |
| 67 Northumberland Avenue, Stamford | - | 96 m² | - |
| 69 Northumberland Avenue, Stamford | - | 66 m² | - |
| 71 Northumberland Avenue, Stamford | Freehold | 59 m² | £172,000 (2018) |
| 73, Northumberland Avenue, Stamford | - | 58 m² | - |
| 75, Northumberland Avenue, Stamford | Freehold | 64 m² | £124,999 (2011) |
