| 1, Colwyn Road, Northampton | - | 32 m² | - |
| 2 Colwyn Road, Northampton, Northampton | Freehold | 87 m² | £238,000 (2026) |
| 3, Colwyn Road, Northampton | Freehold | 217 m² | £220,300 (2003) |
| 4, Colwyn Road, Northampton | Freehold | 88 m² | £195,000 (2020) |
| 5, Colwyn Road, Northampton | Freehold | 218 m² | £225,000 (2003) |
| 6, Colwyn Road, Northampton | Freehold | 89 m² | £97,000 (2008) |
| 7 Colwyn Road, Northampton | Freehold | 231 m² | £340,000 (2026) |
| 10, Colwyn Road, Northampton | Freehold | 99 m² | £215,000 (2018) |
| 11, Colwyn Road, Northampton | Freehold | 170 m² | £242,500 (2021) |
| 12, Colwyn Road, Northampton | - | 97 m² | - |
| 13 Colwyn Road, Northampton | - | 187 m² | - |
| 14, Colwyn Road, Northampton | Freehold | 91 m² | £250,000 (2023) |
| 16, Colwyn Road, Northampton | Freehold | 95 m² | £211,000 (2021) |
| 17 Colwyn Road, Northampton | Freehold | 240 m² | £250,000 (2008) |
| 18, Colwyn Road, Northampton | Freehold | 115 m² | £195,000 (2018) |
| 19 Colwyn Road, Northampton | Freehold | 190 m² | £360,000 (2020) |
| 20 Colwyn Road, Northampton | Freehold | 111 m² | £159,995 (2007) |
| 23 Colwyn Road, Northampton | Freehold | 89 m² | £240,000 (2026) |
| 23A, Colwyn Road, Northampton | - | 72 m² | - |
| 24 Colwyn Road, Northampton | Freehold | 127 m² | £280,000 (2022) |
| 26, Colwyn Road, Northampton | Freehold | 130 m² | £290,000 (2025) |
| 27, Colwyn Road, Northampton | - | 230 m² | - |
| 31, Colwyn Road, Northampton | Freehold | 226 m² | £340,000 (2018) |
| 32 Colwyn Road, Northampton | - | 60 m² | - |
| 32A, Colwyn Road, Northampton | Freehold | 87 m² | £54,000 (1999) |
| 32B Colwyn Road, Northampton | - | 48 m² | - |
| 33, Colwyn Road, Northampton | - | 29 m² | - |
| 35, Colwyn Road, Northampton | - | 27 m² | - |
| 39, Colwyn Road, Northampton | Freehold | 187 m² | £370,000 (2019) |
| 41 Colwyn Road, Northampton | Freehold | 184 m² | £181,560 (2007) |
| 45, Colwyn Road, Northampton | Freehold | 173 m² | £327,500 (2021) |
| 47 Colwyn Road, Northampton, Northampton | Freehold | 209 m² | £230,000 (2015) |
| 49, Colwyn Road, Northampton | Freehold | 180 m² | £315,000 (2021) |
| 51, Colwyn Road, Northampton | Freehold | 126 m² | £250,000 (2018) |
| Flat 1, 21 Colwyn Road, Northampton | - | 87 m² | - |
| Flat 1, 28-30, Colwyn Road, Northampton | - | 56 m² | - |
| Flat 1, 29 Colwyn Road, Northampton | - | 33 m² | - |
| Flat 1, 33 Colwyn Road, Northampton | Leasehold | 33 m² | £68,000 (2022) |
| Flat 1, 35 Colwyn Road, Northampton | Leasehold | 65 m² | £100,000 (2006) |
| Flat 1, 37 Colwyn Road, Northampton | - | 83 m² | - |
| Flat 2, 28-30, Colwyn Road, Northampton | - | 54 m² | - |
| Flat 2, 29 Colwyn Road, Northampton | - | 82 m² | - |
| Flat 2, 33 Colwyn Road, Northampton | Leasehold | 27 m² | £67,500 (2022) |
| Flat 2, 35 Colwyn Road, Northampton | Leasehold | 27 m² | £52,500 (2012) |
| Flat 2, 37 Colwyn Road, Northampton | - | 96 m² | - |
| Flat 3, 21 Colwyn Road, Northampton | - | 98 m² | - |
| Flat 3, 28-30, Colwyn Road, Northampton | - | 50 m² | - |
| Flat 3, 29 Colwyn Road, Northampton | - | 38 m² | - |
| Flat 3, 33 Colwyn Road, Northampton | Leasehold | 35 m² | £72,500 (2021) |
| Flat 3, 35 Colwyn Road, Northampton | Leasehold | 74 m² | £88,000 (2007) |
| Flat 4, 28-30, Colwyn Road, Northampton | Leasehold | 53 m² | £106,700 (2017) |
| Flat 4, 33 Colwyn Road, Northampton | Leasehold | 26 m² | £58,000 (2025) |
| Flat 4, 35 Colwyn Road, Northampton | Leasehold | 31 m² | £60,000 (2003) |
| Flat 5, 28-30, Colwyn Road, Northampton | Leasehold | 76 m² | £121,250 (2017) |
| Flat 5, 33 Colwyn Road, Northampton, Northampton | Leasehold | 26 m² | £69,000 (2021) |
