House prices on Grosvenor Square
Median value — November 2026
£260,000
Modelled from 53 properties Stede tracks in Grosvenor Square
Market snapshot
£260,000
Median value
£338,094
Average value
3
Sales in the last 12 months
+2%
Change over the past year
Value over time
- Modelled value
- Projected
Modelled month by month from the UK House Price Index, averaged across every property type Stede tracks here.
View as a table
| Year | Modelled value |
|---|---|
| 2000 | £104,053 |
| 2001 | £123,107 |
| 2002 | £154,573 |
| 2003 | £173,545 |
| 2004 | £191,979 |
| 2005 | £190,314 |
| 2006 | £199,849 |
| 2007 | £214,295 |
| 2008 | £184,364 |
| 2009 | £196,679 |
| 2010 | £202,666 |
| 2011 | £195,259 |
| 2012 | £193,851 |
| 2013 | £203,942 |
| 2014 | £223,548 |
| 2015 | £243,659 |
| 2016 | £259,460 |
| 2017 | £269,707 |
| 2018 | £273,891 |
| 2019 | £268,861 |
| 2020 | £274,394 |
| 2021 | £302,407 |
| 2022 | £326,962 |
| 2023 | £306,147 |
| 2024 | £322,378 |
| 2025 | £311,113 |
| 2026 | £315,000 |
There aren't enough recorded sales on Grosvenor Square alone to model a trend for it, so this line shows Southampton instead.
Property types
- Flat / Maisonette94%£256,000
- Detached house4%£2,232,500
- Semi-detached house2%£923,000
Recent sales
- Osborne House, Flat 10, Grosvenor Square, Southampton, SO15 2DA£270,000 · 2026£282,000
- Osborne House, Flat 23, Grosvenor Square, Southampton, SO15 2DA£283,000 · 2025£296,000
- Grosvenor Mansions, Flat 5, Grosvenor Square, Southampton, SO15 2GQ£230,000 · 2025£246,000
- Osborne House, Flat 28, Grosvenor Square, Southampton, SO15 2DA£250,000 · 2025£261,000
- Osborne House, Flat 41, Grosvenor Square, Southampton, SO15 2DA£200,000 · 2025£196,000
- Osborne House, Flat 16, Grosvenor Square, Southampton, SO15 2DA£325,000 · 2024£320,000
- Osborne House, Flat 19, Grosvenor Square, Southampton, SO15 2DA£285,000 · 2024£281,000
- Osborne House, Flat 13, Grosvenor Square, Southampton, SO15 2DA£275,000 · 2024£288,000
Addresses in Grosvenor Square
- 3 Grosvenor Square, Southampton, SO15 2BE£820,000 · 2017£923,000
- 4 Grosvenor Square, Southampton, SO15 2BE£1,098,700 · 1998£3,363,000
- Ashley House, 5, Grosvenor Square, Southampton, SO15 2BE£750,000 · 2003£1,102,000
- Grosvenor House, 2, Grosvenor Square, Southampton, SO15 2BE£5,161,740 · 2016—
- Grosvenor Mansions, Flat 2, Grosvenor Square, Southampton, SO15 2GQ£138,000 · 2021£137,000
- Grosvenor Mansions, Flat 3, Grosvenor Square, Southampton, SO15 2GQ£174,000 · 2019£204,000
- Grosvenor Mansions, Flat 4, Grosvenor Square, Southampton, SO15 2GQ£160,000 · 2005£214,000
- Grosvenor Mansions, Flat 5, Grosvenor Square, Southampton, SO15 2GQ£230,000 · 2025£246,000
- Grosvenor Mansions, Flat 7, Grosvenor Square, Southampton, SO15 2GQ£202,000 · 2007£238,000
- Grosvenor Mansions, Flat 8, Grosvenor Square, Southampton, SO15 2GQ£177,000 · 2013£227,000
- Ground Floor, 2, Suite 1, Grosvenor Square, Southampton, SO15 2BE£124,110 · 2019—
- Grove House, Grosvenor Square, Southampton, SO15 2BE£315,000 · 2021—
- Mountbatten House, Second Floor, East Wing, Grosvenor Square, Southampton, SO15 2JU£139,440 · 2018—
- Mountbatten House, Third Floor West, Grosvenor Square, Southampton, SO15 2JU£180,000 · 2019—
- Mountbatten House, 1, Grosvenor Square, Southampton, SO15 2BZ£17,500,000 · 2020—
- Osborne House, Flat 10, Grosvenor Square, Southampton, SO15 2DA£270,000 · 2026£282,000
- Osborne House, Flat 11, Grosvenor Square, Southampton, SO15 2DA£110,000 · 2019£114,000
- Osborne House, Flat 13, Grosvenor Square, Southampton, SO15 2DA£275,000 · 2024£288,000
- Osborne House, Flat 14, Grosvenor Square, Southampton, SO15 2DA£265,000 · 2018£343,000
- Osborne House, Flat 15, Grosvenor Square, Southampton, SO15 2DA£212,500 · 2005£267,000
- Osborne House, Flat 16, Grosvenor Square, Southampton, SO15 2DA£325,000 · 2024£320,000
- Osborne House, Flat 17, Grosvenor Square, Southampton, SO15 2DA£280,000 · 2019£287,000
- Osborne House, Flat 18, Grosvenor Square, Southampton, SO15 2DA£210,000 · 2007£262,000
- Osborne House, Flat 19, Grosvenor Square, Southampton, SO15 2DA£285,000 · 2024£281,000
- Osborne House, Flat 20, Grosvenor Square, Southampton, SO15 2DA£252,000 · 2019£270,000
- Osborne House, Flat 21, Grosvenor Square, Southampton, SO15 2DA£210,000 · 2004£276,000
- Osborne House, Flat 22, Grosvenor Square, Southampton, SO15 2DA£85,000 · 1997£325,000
- Osborne House, Flat 23, Grosvenor Square, Southampton, SO15 2DA£283,000 · 2025£296,000
- Osborne House, Flat 24, Grosvenor Square, Southampton, SO15 2DA£192,500 · 2006£248,000
- Osborne House, Flat 25, Grosvenor Square, Southampton, SO15 2DA£222,500 · 2015£253,000
- Osborne House, Flat 26, Grosvenor Square, Southampton, SO15 2DA£220,000 · 2017£225,000
- Osborne House, Flat 27, Grosvenor Square, Southampton, SO15 2DA£222,500 · 2007£263,000
- Osborne House, Flat 28, Grosvenor Square, Southampton, SO15 2DA£250,000 · 2025£261,000
- Osborne House, Flat 29, Grosvenor Square, Southampton, SO15 2DA£209,000 · 2021£280,000
- Osborne House, Flat 30, Grosvenor Square, Southampton, SO15 2DA£200,000 · 2007£252,000
- Osborne House, Flat 31, Grosvenor Square, Southampton, SO15 2DA£215,000 · 2007£266,000
- Osborne House, Flat 32, Grosvenor Square, Southampton, SO15 2DA£205,000 · 2002£361,000
- Osborne House, Flat 33, Grosvenor Square, Southampton, SO15 2DA£240,000 · 2019£260,000
- Osborne House, Flat 34, Grosvenor Square, Southampton, SO15 2DA£189,950 · 2004£257,000
- Osborne House, Flat 35, Grosvenor Square, Southampton, SO15 2DA£250,000 · 2023£241,000
- Osborne House, Flat 36, Grosvenor Square, Southampton, SO15 2DA£235,000 · 2019£265,000
- Osborne House, Flat 37, Grosvenor Square, Southampton, SO15 2DA£262,500 · 2021£253,000
- Osborne House, Flat 38, Grosvenor Square, Southampton, SO15 2DA£240,000 · 2020£255,000
- Osborne House, Flat 39, Grosvenor Square, Southampton, SO15 2DA£54,000 · 1995£201,000
- Osborne House, Flat 41, Grosvenor Square, Southampton, SO15 2DA£200,000 · 2025£196,000
- Osborne House, Flat 42, Grosvenor Square, Southampton, SO15 2DA£51,950 · 1997£190,000
- Osborne House, Flat 5, Grosvenor Square, Southampton, SO15 2DA£315,000 · 2021£334,000
- Osborne House, Flat 6, Grosvenor Square, Southampton, SO15 2DA£200,000 · 2005£255,000
- Osborne House, Flat 7, Grosvenor Square, Southampton, SO15 2DA£292,500 · 2023£285,000
- Osborne House, Flat 8, Grosvenor Square, Southampton, SO15 2DA£285,000 · 2022£299,000
About this area
Grosvenor Square, in Southampton, is a street. Stede can model 53 properties there, from HM Land Registry Price Paid Data and the UK House Price Index.
As of November 2026, Grosvenor Square has a median estimated value of £260,000 and an average of £338,094.
Modelled values in Grosvenor Square are +2% over the past year and +5% over five years.
The market here is mostly flats, which make up 94% of the properties Stede tracks in Grosvenor Square.
3 sales were recorded in Grosvenor Square over the past 12 months.
Common questions
What is the average house price in Grosvenor Square?
As of November 2026, the average estimated value is £338,094 and the median is £260,000 across 53 properties Stede tracks in Grosvenor Square. This is not a formal market valuation.
Are house prices in Grosvenor Square going up or down?
Modelled values in Grosvenor Square are +2% over the past year and +5% over five years, based on the UK House Price Index.
What types of property are in Grosvenor Square?
94% of the properties Stede tracks in Grosvenor Square are flats. detached houses are next most common, at 4%.
How many properties are in Grosvenor Square?
Stede can model 53 properties in Grosvenor Square, with 3 recorded sales in the past 12 months.
How does Stede calculate house prices for Grosvenor Square?
These figures are modelled from HM Land Registry Price Paid Data and the UK House Price Index — the same sources used for every individual property valuation on Stede. Full detail is on the methodology page.
How we calculate this
These figures are modelled from HM Land Registry Price Paid Data and the UK House Price Index — the same sources behind every individual property valuation on Stede.
Read the full methodology and data sources →