| 15 Cowper Street, Northampton, NN1 3QR | May 2026 | £232,000 | Terraced | Freehold |
| 51 Cowper Street, Northampton, NN1 3QR | Apr 2026 | £228,000 | Terraced | Freehold |
| 72 Cowper Street, Northampton, NN1 3QR | Mar 2026 | £125,000 | Terraced | Freehold |
| Flat 16, 78 Cowper Street, Northampton, NN1 3QR | Jul 2025 | £162,000 | Flat / maisonette | Leasehold |
| 19 Cowper Street, Northampton, NN1 3QR | Dec 2024 | £250,000 | Terraced | Freehold |
| 29 Cowper Street, Northampton, NN1 3QR | Apr 2024 | £240,000 | Terraced | Freehold |
| 45 Cowper Street, Northampton, NN1 3QR | Mar 2024 | £196,000 | Terraced | Freehold |
| 42 Cowper Street, Northampton, NN1 3QR | Dec 2023 | £250,000 | Terraced | Freehold |
| Flat 15, 78 Cowper Street, Northampton, NN1 3QR | Oct 2023 | £164,000 | Flat / maisonette | Leasehold |
| 17A Cowper Street, Northampton, NN1 3QR | Oct 2023 | £186,000 | Terraced | Freehold |
| 38 Cowper Street, Northampton, NN1 3QR | Aug 2023 | £182,000 | Terraced | Freehold |
| 13 Cowper Street, Northampton, NN1 3QR | Aug 2023 | £180,000 | Terraced | Freehold |
| Flat 1, 78 Cowper Street, Northampton, NN1 3QR | Jun 2023 | £170,000 | Flat / maisonette | Leasehold |
| Flat 2, 78 Cowper Street, Northampton, NN1 3QR | Nov 2022 | £160,000 | Flat / maisonette | Leasehold |
| Flat 3, 78 Cowper Street, Northampton, NN1 3QR | Oct 2022 | £170,000 | Flat / maisonette | Leasehold |
| Flat 18, 78 Cowper Street, Northampton, NN1 3QR | Sep 2022 | £130,000 | Flat / maisonette | Leasehold |
| Flat 8, 78 Cowper Street, Northampton, NN1 3QR | Aug 2022 | £180,000 | Flat / maisonette | Leasehold |
| Flat 11, 78 Cowper Street, Northampton, NN1 3QR | Feb 2022 | £125,000 | Flat / maisonette | Leasehold |
| Flat 5, 78 Cowper Street, Northampton, NN1 3QR | Nov 2021 | £90,500 | Flat / maisonette | Leasehold |
| 40 Cowper Street, Northampton, NN1 3QR | Nov 2021 | £230,000 | Terraced | Freehold |
| 21 Cowper Street, Northampton, NN1 3QR | Aug 2021 | £210,000 | Terraced | Freehold |
| 64 Cowper Street, Northampton, NN1 3QR | Mar 2020 | £163,000 | Terraced | Freehold |
| 14 Cowper Street, Northampton, NN1 3QR | Mar 2019 | £159,500 | Terraced | Freehold |
| Flat 17, 78 Cowper Street, Northampton, NN1 3QR | Mar 2019 | £95,000 | Flat / maisonette | Leasehold |
| 66 Cowper Street, Northampton, NN1 3QR | Aug 2018 | £170,000 | Terraced | Freehold |
| 54 Cowper Street, Northampton, NN1 3QR | Aug 2018 | £197,000 | Terraced | Freehold |
| 52 Cowper Street, Northampton, NN1 3QR | Jul 2018 | £190,500 | Terraced | Freehold |
| 10 Cowper Street, Northampton, NN1 3QR | Apr 2018 | £249,995 | Terraced | Freehold |
| 35 Cowper Street, Northampton, NN1 3QR | Mar 2018 | £185,000 | Terraced | Freehold |
| 8 Cowper Street, Northampton, NN1 3QR | Feb 2018 | £212,500 | Terraced | Freehold |
| 18 Cowper Street, Northampton, NN1 3QR | Nov 2017 | £275,000 | Other property | Freehold |
| 68 Cowper Street, Northampton, NN1 3QR | Jun 2017 | £185,000 | Terraced | Freehold |
| 37 Cowper Street, Northampton, NN1 3QR | Jun 2017 | £140,000 | Terraced | Freehold |
| 46 Cowper Street, Northampton, NN1 3QR | Feb 2017 | £180,950 | Terraced | Freehold |
| 27 Cowper Street, Northampton, NN1 3QR | Jul 2016 | £167,500 | Terraced | Freehold |
| 47 Cowper Street, Northampton, NN1 3QR | Jun 2016 | £220,500 | Terraced | Freehold |
| 70 Cowper Street, Northampton, NN1 3QR | May 2016 | £140,000 | Terraced | Freehold |
| 36 Cowper Street, Northampton, NN1 3QR | Apr 2016 | £147,000 | Terraced | Freehold |
| 11 Cowper Street, Northampton, NN1 3QR | Mar 2016 | £150,000 | Terraced | Freehold |
| Flat 4, 78 Cowper Street, Northampton, NN1 3QR | Mar 2016 | £101,000 | Flat / maisonette | Leasehold |
| 32 Cowper Street, Northampton, NN1 3QR | Sep 2014 | £157,500 | Terraced | Freehold |
| 12 Cowper Street, Northampton, NN1 3QR | Mar 2014 | £190,000 | Terraced | Freehold |
| 49 Cowper Street, Northampton, NN1 3QR | Feb 2012 | £115,500 | Terraced | Freehold |
| 39 Cowper Street, Northampton, NN1 3QR | Sep 2009 | £120,000 | Terraced | Freehold |
| 55 Cowper Street, Northampton, NN1 3QR | Jul 2009 | £90,000 | Terraced | Freehold |
| 59 Cowper Street, Northampton, NN1 3QR | Oct 2007 | £134,000 | Terraced | Freehold |
| Flat 6, 78 Cowper Street, Northampton, NN1 3QR | Oct 2007 | £90,000 | Flat / maisonette | Leasehold |
| 25 Cowper Street, Northampton, NN1 3QR | Oct 2007 | £135,500 | Terraced | Freehold |
| Flat 12, 78 Cowper Street, Northampton, NN1 3QR | Oct 2007 | £90,000 | Flat / maisonette | Leasehold |
| 62 Cowper Street, Northampton, NN1 3QR | Mar 2007 | £120,000 | Terraced | Freehold |
| 56 Cowper Street, Northampton, NN1 3QR | Feb 2007 | £145,000 | Terraced | Freehold |
| 50 Cowper Street, Northampton, NN1 3QR | Nov 2006 | £164,500 | Terraced | Freehold |
| Flat 10, 78 Cowper Street, Northampton, NN1 3QR | Aug 2006 | £100,000 | Flat / maisonette | Leasehold |
| Flat 1, 1 Cowper Street, Northampton, NN1 3QR | Apr 2006 | £240,000 | Semi-detached | Freehold |
| 23 Cowper Street, Northampton, NN1 3QR | Apr 2006 | £125,500 | Terraced | Freehold |
| Flat 13, 78 Cowper Street, Northampton, NN1 3QR | Mar 2006 | £80,000 | Flat / maisonette | Leasehold |
| Flat 14, 78 Cowper Street, Northampton, NN1 3QR | Mar 2006 | £80,000 | Flat / maisonette | Leasehold |
| 30 Cowper Street, Northampton, NN1 3QR | Feb 2006 | £115,000 | Terraced | Freehold |
| Flat 9, 78 Cowper Street, Northampton, NN1 3QR | Dec 2005 | £136,000 | Flat / maisonette | Leasehold |
| Flat 7, 78 Cowper Street, Northampton, NN1 3QR | Nov 2005 | £97,000 | Flat / maisonette | Leasehold |
| 34 Cowper Street, Northampton, NN1 3QR | Mar 2005 | £167,500 | Terraced | Freehold |
| 16 Cowper Street, Northampton, NN1 3QR | Dec 2003 | £120,000 | Terraced | Freehold |
| 58 Cowper Street, Northampton, NN1 3QR | Oct 2003 | £126,000 | Terraced | Freehold |
| 61 Cowper Street, Northampton, NN1 3QR | Feb 2002 | £55,950 | Terraced | Freehold |
| 53 Cowper Street, Northampton, NN1 3QR | Feb 1998 | £45,950 | Terraced | Freehold |