| 23, Althorp Road, Northampton | Leasehold | 33 m² | £59,500 (2011) |
| 23A, Althorp Road, Northampton | - | 36 m² | - |
| 24 Althorp Road, Northampton | Freehold | 112 m² | £253,000 (2022) |
| 26, Althorp Road, Northampton | Freehold | 94 m² | £172,500 (2018) |
| 27 Althorp Road, Northampton, Northampton | Freehold | 74 m² | £141,500 (2016) |
| 28, Althorp Road, Northampton | Freehold | 102 m² | £40,000 (2000) |
| 29, Althorp Road, Northampton | Freehold | 70 m² | £185,000 (2025) |
| 30, Althorp Road, Northampton | - | 91 m² | - |
| 31 Althorp Road, Northampton | Freehold | 70 m² | £133,000 (2015) |
| 32, Althorp Road, Northampton | Freehold | 113 m² | £51,000 (2001) |
| 33, Althorp Road, Northampton | Freehold | 68 m² | £185,000 (2024) |
| 34 Althorp Road, Northampton | Freehold | 98 m² | £125,000 (2014) |
| 35, Althorp Road, Northampton | Freehold | 74 m² | £180,000 (2022) |
| 37 Althorp Road, Northampton | - | 69 m² | - |
| 39, Althorp Road, Northampton | Freehold | 72 m² | £160,000 (2020) |
| 40 Althorp Road, Northampton, Northampton | Freehold | 90 m² | £181,000 (2020) |
| 41, Althorp Road, Northampton | Freehold | 86 m² | £170,000 (2019) |
| 42 Althorp Road, Northampton | Freehold | 92 m² | £180,000 (2018) |
| 43 Althorp Road, Northampton | Freehold | 72 m² | £33,500 (1995) |
| 47, Althorp Road, Northampton | Freehold | 66 m² | £200,000 (2025) |
| 53 Althorp Road, Northampton | Freehold | 86 m² | £149,950 (2016) |
| 57 Althorp Road, Northampton | Freehold | 70 m² | £92,000 (2004) |
| 59, Althorp Road, Northampton | Freehold | 74 m² | £118,500 (2013) |
| 61 Althorp Road, Northampton | - | 69 m² | - |
