| 2 Seymour Street, Northampton | Freehold | 96 m² | £52,000 (2000) |
| 3 Seymour Street, Northampton | Freehold | 86 m² | £170,000 (2021) |
| 4, Seymour Street, Northampton | - | 114 m² | - |
| 5 Seymour Street, Northampton | Freehold | 86 m² | £150,000 (2024) |
| 6, Seymour Street, Northampton | Freehold | 91 m² | £47,000 (1997) |
| 7 Seymour Street, Northampton | Freehold | 81 m² | £150,000 (2019) |
| 8, Seymour Street, Northampton | - | 89 m² | - |
| 9 Seymour Street, Northampton | Freehold | 81 m² | £165,000 (2018) |
| 10, Seymour Street, Northampton | Leasehold | 78 m² | £17,500 (2002) |
| 11 Seymour Street, Northampton | Freehold | 74 m² | £89,000 (2003) |
| 16 Seymour Street, Northampton | Freehold | 89 m² | £170,000 (2019) |
| 17, Seymour Street, Northampton | Freehold | 137 m² | £125,000 (2014) |
| 18, Seymour Street, Northampton | Freehold | 79 m² | £151,000 (2021) |
| 19, Seymour Street, Northampton | Freehold | 84 m² | £123,500 (2014) |
| 20 Seymour Street, Northampton | Freehold | 78 m² | £92,500 (2013) |
| 21 Seymour Street, Northampton | Freehold | 79 m² | £51,000 (2001) |
| 22, Seymour Street, Northampton | Freehold | 72 m² | £124,995 (2017) |
| 23, Seymour Street, Northampton | Freehold | 82 m² | £102,000 (2005) |
| 24 Seymour Street, Northampton | Freehold | 78 m² | £143,750 (2017) |
| 28 Seymour Street, Northampton | Freehold | 81 m² | £91,000 (2003) |
| 29 Seymour Street, Northampton | Freehold | 80 m² | £173,500 (2025) |
| 31 Seymour Street, Northampton | Freehold | 75 m² | £170,000 (2021) |
| 34 Seymour Street, Northampton | Freehold | 84 m² | £215,000 (2022) |