Sold House Prices on Grosvenor Square, Southampton
Every Land Registry property sale recorded on Grosvenor Square in the SO15 postcode district. Updated monthly, England and Wales coverage.
Total sales
123
10 Feb 1995 – 21 Jan 2026
Average price
£377,244
all property types, all years
Lowest sale
£51,950
Highest sale
£17,500,000
Recorded sales on Grosvenor Square
Showing 1–50 of 123 sales, newest first.
| Address | Postcode | Type | Tenure | Price | Date |
|---|---|---|---|---|---|
| Osborne House Flat 10 Grosvenor Square | SO15 2DA | Flat / Apartment | Leasehold | £270,000 | 21 Jan 2026 |
| Osborne House Flat 23 Grosvenor Square | SO15 2DA | Flat / Apartment | Leasehold | £283,000 | 19 Dec 2025 |
| Osborne House Flat 28 Grosvenor Square | SO15 2DA | Flat / Apartment | Leasehold | £250,000 | 17 Oct 2025 |
| Osborne House Flat 41 Grosvenor Square | SO15 2DA | Flat / Apartment | Leasehold | £200,000 | 8 Jul 2025 |
| Osborne House Flat 16 Grosvenor Square | SO15 2DA | Flat / Apartment | Leasehold | £325,000 | 11 Oct 2024 |
| Osborne House Flat 19 Grosvenor Square | SO15 2DA | Flat / Apartment | Leasehold | £285,000 | 28 Jun 2024 |
| Osborne House Flat 13 Grosvenor Square | SO15 2DA | Flat / Apartment | Leasehold | £275,000 | 30 Apr 2024 |
| Osborne House Flat 7 Grosvenor Square | SO15 2DA | Flat / Apartment | Leasehold | £292,500 | 26 May 2023 |
| Osborne House Flat 35 Grosvenor Square | SO15 2DA | Flat / Apartment | Leasehold | £250,000 | 3 Mar 2023 |
| Osborne House Flat 41 Grosvenor Square | SO15 2DA | Flat / Apartment | Leasehold | £184,000 | 8 Jul 2022 |
| Osborne House Flat 8 Grosvenor Square | SO15 2DA | Flat / Apartment | Leasehold | £285,000 | 27 May 2022 |
| Regency House, 3 Flat 2 Grosvenor Square | SO15 2BE | Flat / Apartment | Leasehold | £218,500 | 19 Feb 2022 |
| Osborne House Flat 5 Grosvenor Square | SO15 2DA | Flat / Apartment | Leasehold | £315,000 | 15 Dec 2021 |
| Osborne House Flat 37 Grosvenor Square | SO15 2DA | Flat / Apartment | Leasehold | £262,500 | 7 Sep 2021 |
| Grosvenor Mansions Flat 2 Grosvenor Square | SO15 2GQ | Flat / Apartment | Leasehold | £138,000 | 15 Apr 2021 |
| Grove House Grosvenor Square | SO15 2BE | Other | Freehold | £315,000 | 30 Mar 2021 |
| Osborne House Flat 29 Grosvenor Square | SO15 2DA | Flat / Apartment | Leasehold | £209,000 | 26 Mar 2021 |
| Grove House Grosvenor Square | SO15 2BE | Other | Freehold | £250,000 | 24 Nov 2020 |
| Mountbatten House, 1 Grosvenor Square | SO15 2BZ | Other | Freehold | £17,500,000 | 28 Aug 2020 |
| Osborne House Flat 8 Grosvenor Square | SO15 2DA | Flat / Apartment | Leasehold | £222,500 | 28 Jul 2020 |
| Osborne House Flat 38 Grosvenor Square | SO15 2DA | Flat / Apartment | Leasehold | £240,000 | 28 Feb 2020 |
| Osborne House Flat 36 Grosvenor Square | SO15 2DA | Flat / Apartment | Leasehold | £235,000 | 16 Dec 2019 |
| Osborne House Flat 9 Grosvenor Square | SO15 2DA | Flat / Apartment | Leasehold | £248,000 | 1 Nov 2019 |
| Grosvenor Mansions Flat 3 Grosvenor Square | SO15 2GQ | Flat / Apartment | Leasehold | £174,000 | 19 Jul 2019 |
| Ground Floor, 2 Suite 1 Grosvenor Square | SO15 2BE | Other | Leasehold | £124,110 | 15 May 2019 |
| Osborne House Flat 33 Grosvenor Square | SO15 2DA | Flat / Apartment | Leasehold | £240,000 | 30 Apr 2019 |
| Mountbatten House Third Floor West Grosvenor Square | SO15 2JU | Other | Leasehold | £180,000 | 30 Apr 2019 |
| Osborne House Flat 17 Grosvenor Square | SO15 2DA | Flat / Apartment | Leasehold | £280,000 | 12 Apr 2019 |
| Osborne House Flat 20 Grosvenor Square | SO15 2DA | Flat / Apartment | Leasehold | £252,000 | 5 Apr 2019 |
| Osborne House Flat 11 Grosvenor Square | SO15 2DA | Flat / Apartment | Leasehold | £110,000 | 28 Mar 2019 |
| Regency House, 3 Flat 2 Grosvenor Square | SO15 2BE | Flat / Apartment | Leasehold | £218,000 | 5 Oct 2018 |
| Osborne House Flat 14 Grosvenor Square | SO15 2DA | Flat / Apartment | Leasehold | £265,000 | 13 Jul 2018 |
| Regency House, 3 Flat 3 Grosvenor Square | SO15 2BE | Flat / Apartment | Leasehold | £260,000 | 13 Jul 2018 |
| Regency House, 3 Flat 7 Grosvenor Square | SO15 2BE | Flat / Apartment | Leasehold | £149,000 | 31 May 2018 |
| Mountbatten House Second Floor, East Wing Grosvenor Square | SO15 2JU | Other | Leasehold | £139,440 | 10 May 2018 |
| Regency House, 3 Flat 4 Grosvenor Square | SO15 2BE | Flat / Apartment | Leasehold | £170,000 | 29 Mar 2018 |
| Regency House, 3 Flat 5 Grosvenor Square | SO15 2BE | Flat / Apartment | Leasehold | £175,000 | 29 Mar 2018 |
| Regency House, 3 Flat 6 Grosvenor Square | SO15 2BE | Flat / Apartment | Leasehold | £230,000 | 29 Mar 2018 |
| Regency House, 3 Flat 1 Grosvenor Square | SO15 2BE | Flat / Apartment | Leasehold | £230,000 | 29 Mar 2018 |
| Regency House, 3 Flat 8 Grosvenor Square | SO15 2BE | Flat / Apartment | Leasehold | £210,000 | 29 Mar 2018 |
| Osborne House Flat 26 Grosvenor Square | SO15 2DA | Flat / Apartment | Leasehold | £220,000 | 20 Dec 2017 |
| Osborne House Flat 23 Grosvenor Square | SO15 2DA | Flat / Apartment | Leasehold | £255,000 | 27 Nov 2017 |
| 3 Grosvenor Square | SO15 2BE | Semi-detached | Freehold | £820,000 | 24 Apr 2017 |
| Osborne House Flat 10 Grosvenor Square | SO15 2DA | Flat / Apartment | Leasehold | £233,000 | 22 Mar 2017 |
| Osborne House Flat 41 Grosvenor Square | SO15 2DA | Flat / Apartment | Leasehold | £168,000 | 17 Mar 2017 |
| Grosvenor House, 2 Grosvenor Square | SO15 2BE | Other | Freehold | £5,161,740 | 28 Nov 2016 |
| Osborne House Flat 5 Grosvenor Square | SO15 2DA | Flat / Apartment | Leasehold | £297,500 | 22 Jan 2016 |
| Osborne House Flat 16 Grosvenor Square | SO15 2DA | Flat / Apartment | Leasehold | £250,000 | 13 Nov 2015 |
| Osborne House Flat 25 Grosvenor Square | SO15 2DA | Flat / Apartment | Leasehold | £222,500 | 16 Oct 2015 |
| Osborne House Flat 36 Grosvenor Square | SO15 2DA | Flat / Apartment | Leasehold | £206,000 | 31 Jul 2015 |
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Contains HM Land Registry data © Crown copyright and database right 2026. Licensed under the Open Government Licence v3.0. England and Wales only. Sale prices are as recorded by Land Registry and may exclude some private/below-threshold transactions.