| 1, School Lane, Hartwell, Northampton | Freehold | 136 m² | £249,995 (2009) |
| 2 School Lane, Hartwell, Northampton | Freehold | 126 m² | £470,000 (2023) |
| 3 School Lane, Hartwell, Northampton | Freehold | 107 m² | £272,500 (2014) |
| 4, School Lane, Hartwell, Northampton | Freehold | 95 m² | £245,000 (2010) |
| 5, School Lane, Hartwell, Northampton | Freehold | 164 m² | £205,000 (1999) |
| 6, School Lane, Hartwell, Northampton | Freehold | 223 m² | £555,000 (2022) |
| 15 School Lane, Hartwell, Northampton | - | 63 m² | - |
| 17, School Lane, Hartwell, Northampton | - | 63 m² | - |
| 19 School Lane, Hartwell, Northampton | Freehold | 156 m² | £450,000 (2016) |
| 20 School Lane, Hartwell, Northampton | - | 60 m² | - |
| 21 School Lane, Hartwell, Northampton | Freehold | 172 m² | £395,000 (2013) |
| 22 School Lane, Hartwell, Northampton | - | 72 m² | - |
| 23 School Lane, Hartwell, Northampton | Freehold | 156 m² | £470,000 (2019) |
| 24 School Lane, Hartwell, Northampton | - | 63 m² | - |
| 25 School Lane, Hartwell, Northampton | - | 223 m² | - |
| 26 School Lane, Hartwell, Northampton | - | 71 m² | - |
| 27 School Lane, Hartwell, Northampton | - | 108 m² | - |
| 28 School Lane, Hartwell, Northampton | - | 63 m² | - |
| 29 School Lane, Hartwell, Northampton | - | 86 m² | - |
| 30 School Lane, Hartwell, Northampton | - | 128 m² | - |
| 31, School Lane, Hartwell, Northampton | - | 86 m² | - |
| 32 School Lane, Hartwell, Northampton | Freehold | 156 m² | £380,000 (2011) |
| 33 School Lane, Hartwell, Northampton | - | 74 m² | - |
| 34 School Lane, Hartwell, Northampton | Freehold | 128 m² | £350,000 (2011) |
| 35 School Lane, Hartwell, Northampton | - | 74 m² | - |
| 36 School Lane, Hartwell, Northampton | Freehold | 156 m² | £495,000 (2017) |
| 37 School Lane, Hartwell, Northampton | - | 74 m² | - |
| 38 School Lane, Hartwell, Northampton | Freehold | 210 m² | £460,000 (2012) |
| 39 School Lane, Hartwell, Northampton | Freehold | 172 m² | £532,500 (2023) |
| 40 School Lane, Hartwell, Northampton | Freehold | 156 m² | £515,500 (2018) |
| 41 School Lane, Hartwell, Northampton | Freehold | 223 m² | £464,000 (2013) |
| 42 School Lane, Hartwell, Northampton | Freehold | 240 m² | £595,000 (2020) |
| 43 School Lane, Hartwell, Northampton | - | 94 m² | - |
| 44 School Lane, Hartwell, Northampton | Freehold | 156 m² | £424,000 (2012) |
| 45 School Lane, Hartwell, Northampton | - | 74 m² | - |
| 46 School Lane, Hartwell, Northampton | Freehold | 172 m² | £515,000 (2018) |
| 47 School Lane, Hartwell, Northampton | - | 74 m² | - |
| 48 School Lane, Hartwell, Northampton | Freehold | 184 m² | £340,000 (2011) |
| 49 School Lane, Hartwell, Northampton | Freehold | 172 m² | £400,000 (2013) |
| 50 School Lane, Hartwell, Northampton | Freehold | 156 m² | £415,000 (2011) |
| 51 School Lane, Hartwell, Northampton | - | 234 m² | - |
| 52 School Lane, Hartwell, Northampton | Freehold | 232 m² | £572,000 (2015) |
| 53 School Lane, Hartwell, Northampton | Freehold | 223 m² | £499,950 (2012) |
| 55 School Lane, Hartwell, Northampton | Freehold | 207 m² | £532,000 (2014) |
| Corner Cottage, School Lane, Hartwell, Northampton | Freehold | 185 m² | £565,000 (2021) |