| Flat 1, Cowden House 43 William Whiffin Square, London, E3 4RD | Sep 2023 | £340,000 | Flat / maisonette | Leasehold |
| Flat 2, Cowden House, 43 William Whiffin Square, London, E3 4RD | Feb 2023 | £370,000 | Flat / maisonette | Leasehold |
| Flat 3, Cowden House 43 William Whiffin Square, London, E3 4RD | Nov 2022 | £375,000 | Flat / maisonette | Leasehold |
| Flat 9, Cowden House, 43 William Whiffin Square, London, E3 4RD | Apr 2022 | £450,000 | Flat / maisonette | Leasehold |
| Flat 15, Cowden House 43 William Whiffin Square, London, E3 4RD | Dec 2021 | £400,000 | Flat / maisonette | Leasehold |
| Flat 6, Cowden House 43 William Whiffin Square, London, E3 4RD | Feb 2016 | £360,000 | Flat / maisonette | Leasehold |
| Flat 16, Cowden House 43 William Whiffin Square, London, E3 4RD | May 2015 | £440,000 | Flat / maisonette | Leasehold |
| Flat 12, Cowden House 43 William Whiffin Square, London, E3 4RD | May 2013 | £316,000 | Flat / maisonette | Leasehold |
| Flat 14, Cowden House 43 William Whiffin Square, London, E3 4RD | May 2013 | £206,500 | Flat / maisonette | Leasehold |
| Flat 13, Cowden House 43 William Whiffin Square, London, E3 4RD | May 2013 | £265,000 | Flat / maisonette | Leasehold |
| Flat 10, Cowden House 43 William Whiffin Square, London, E3 4RD | May 2013 | £205,000 | Flat / maisonette | Leasehold |
| Flat 4, Cowden House 43 William Whiffin Square, London, E3 4RD | May 2013 | £306,000 | Flat / maisonette | Leasehold |
| Flat 8, Cowden House 43 William Whiffin Square, London, E3 4RD | May 2013 | £303,000 | Flat / maisonette | Leasehold |