| Flat 10, Osborne House Grosvenor Square, Southampton, SO15 2DA | Jan 2026 | £270,000 | Flat / maisonette | Leasehold |
| Flat 23, Osborne House Grosvenor Square, Southampton, SO15 2DA | Dec 2025 | £283,000 | Flat / maisonette | Leasehold |
| Flat 28, Osborne House Grosvenor Square, Southampton, SO15 2DA | Oct 2025 | £250,000 | Flat / maisonette | Leasehold |
| Flat 41, Osborne House Grosvenor Square, Southampton, SO15 2DA | Jul 2025 | £200,000 | Flat / maisonette | Leasehold |
| Flat 16, Osborne House Grosvenor Square, Southampton, SO15 2DA | Oct 2024 | £325,000 | Flat / maisonette | Leasehold |
| Flat 19, Osborne House Grosvenor Square, Southampton, SO15 2DA | Jun 2024 | £285,000 | Flat / maisonette | Leasehold |
| Flat 13, Osborne House Grosvenor Square, Southampton, SO15 2DA | Apr 2024 | £275,000 | Flat / maisonette | Leasehold |
| Flat 7, Osborne House Grosvenor Square, Southampton, SO15 2DA | May 2023 | £292,500 | Flat / maisonette | Leasehold |
| Flat 35, Osborne House Grosvenor Square, Southampton, SO15 2DA | Mar 2023 | £250,000 | Flat / maisonette | Leasehold |
| Flat 8, Osborne House Grosvenor Square, Southampton, SO15 2DA | May 2022 | £285,000 | Flat / maisonette | Leasehold |
| Flat 5, Osborne House Grosvenor Square, Southampton, SO15 2DA | Dec 2021 | £315,000 | Flat / maisonette | Leasehold |
| Flat 37, Osborne House Grosvenor Square, Southampton, SO15 2DA | Sep 2021 | £262,500 | Flat / maisonette | Leasehold |
| Flat 29, Osborne House Grosvenor Square, Southampton, SO15 2DA | Mar 2021 | £209,000 | Flat / maisonette | Leasehold |
| Flat 38, Osborne House Grosvenor Square, Southampton, SO15 2DA | Feb 2020 | £240,000 | Flat / maisonette | Leasehold |
| Flat 36, Osborne House Grosvenor Square, Southampton, SO15 2DA | Dec 2019 | £235,000 | Flat / maisonette | Leasehold |
| Flat 9, Osborne House Grosvenor Square, Southampton, SO15 2DA | Nov 2019 | £248,000 | Flat / maisonette | Leasehold |
| Flat 33, Osborne House Grosvenor Square, Southampton, SO15 2DA | Apr 2019 | £240,000 | Flat / maisonette | Leasehold |
| Flat 17, Osborne House Grosvenor Square, Southampton, SO15 2DA | Apr 2019 | £280,000 | Flat / maisonette | Leasehold |
| Flat 20, Osborne House Grosvenor Square, Southampton, SO15 2DA | Apr 2019 | £252,000 | Flat / maisonette | Leasehold |
| Flat 11, Osborne House Grosvenor Square, Southampton, SO15 2DA | Mar 2019 | £110,000 | Flat / maisonette | Leasehold |
| Flat 14, Osborne House Grosvenor Square, Southampton, SO15 2DA | Jul 2018 | £265,000 | Flat / maisonette | Leasehold |
| Flat 26, Osborne House Grosvenor Square, Southampton, SO15 2DA | Dec 2017 | £220,000 | Flat / maisonette | Leasehold |
| Flat 25, Osborne House Grosvenor Square, Southampton, SO15 2DA | Oct 2015 | £222,500 | Flat / maisonette | Leasehold |
| Flat 27, Osborne House Grosvenor Square, Southampton, SO15 2DA | Jul 2007 | £222,500 | Flat / maisonette | Leasehold |
| Flat 31, Osborne House Grosvenor Square, Southampton, SO15 2DA | Jul 2007 | £215,000 | Flat / maisonette | Leasehold |
| Flat 18, Osborne House Grosvenor Square, Southampton, SO15 2DA | Jun 2007 | £210,000 | Flat / maisonette | Leasehold |
| Flat 30, Osborne House Grosvenor Square, Southampton, SO15 2DA | Feb 2007 | £200,000 | Flat / maisonette | Leasehold |
| Flat 24, Osborne House Grosvenor Square, Southampton, SO15 2DA | Mar 2006 | £192,500 | Flat / maisonette | Leasehold |
| Flat 6, Osborne House Grosvenor Square, Southampton, SO15 2DA | Dec 2005 | £200,000 | Flat / maisonette | Leasehold |
| Flat 15, Osborne House Grosvenor Square, Southampton, SO15 2DA | Jun 2005 | £212,500 | Flat / maisonette | Leasehold |
| Flat 34, Osborne House Grosvenor Square, Southampton, SO15 2DA | Mar 2004 | £189,950 | Flat / maisonette | Leasehold |
| Flat 21, Osborne House Grosvenor Square, Southampton, SO15 2DA | Mar 2004 | £210,000 | Flat / maisonette | Leasehold |
| Flat 32, Osborne House Grosvenor Square, Southampton, SO15 2DA | Apr 2002 | £205,000 | Flat / maisonette | Leasehold |
| Flat 42, Osborne House Grosvenor Square, Southampton, SO15 2DA | Apr 1997 | £51,950 | Flat / maisonette | Leasehold |
| Flat 22, Osborne House Grosvenor Square, Southampton, SO15 2DA | Jan 1997 | £85,000 | Flat / maisonette | Leasehold |
| Flat 39, Osborne House Grosvenor Square, Southampton, SO15 2DA | Feb 1995 | £54,000 | Flat / maisonette | Leasehold |