Flat 9, 49
Flat 9, 49
Description & Estimates







The public record describes Flat 9, 49, Grosvenor Square as a period apartment with 4,305 ft2 of internal area.
In this area, apartments of this size normally have 4 bedrooms.
Flat 9, 49, Grosvenor Square has an estimated sale value of £13,756,507 and an estimated rental value of £34,464 per month, assuming reasonable condition and based on the information available.
The apartment sits within 49, Grosvenor Square, London, W1.
Grosvenor Square, London, W1 lies in the borough of City of Westminster, within the W1 postal district.
Our Data Sources
Flat 9, 49, Grosvenor Square has no recent1 records in the the Land Registry and a single entry in the EPC database dated November 2019.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 2 out of 5 and is considered of medium accuracy.
Price Range & Condition
In very good condition, we estimate Flat 9, 49, Grosvenor Square would be worth £14,444,332, with a potential rental value of £36,187 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £12,793,551, with a rental value of £32,052 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Recent Market Change
The estimated sale value of Flat 9, 49, Grosvenor Square has risen by £191,178 (1.4%) over the last year. During the same period, its estimated monthly rental value has moved up by £2,698 (7.8%). The property's estimated gross yield is currently 3.0%.
Energy Efficiency
Flat 9, 49, Grosvenor Square has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 22 Nov 2019.
The property is connected to mains gas and has fully double glazed windows. It is heated using Boiler and underfloor heating, mains gas.
Sold Prices
Flat 9, 49, Grosvenor Square last changed hands on 13th December 1999, selling for £924,212. The transaction was logged as a leasehold flat by HM Land Registry.
That is its only recorded sale since 1995.
- Sold Dec 1999£924,212
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 3 sales of comparable properties within 340 metres of Flat 9, 49, Grosvenor Square across the last 2 years.
Most recently, Flat 2, 49, Grosvenor Square, London, W1K 3EP, a leasehold flat, sold at £13,500,000 on the 20th July 2023.
Read more about house prices in W1.
- Sold Jul 2023£13,500,000 | 4 Bed Flat49, Grosvenor SquareFlat 2, 49, Grosvenor Square, London, W1K 3EP
- Sold Dec 2022£14,600,000 | 4 Bed Flat49, Grosvenor SquareFlat 3, 49, Grosvenor Square, London, W1K 3EP
- Sold Jun 2021£22,700 | 4 Bed Flat49, Grosvenor SquareFlat 7, 49, Grosvenor Square, London, W1K 3EP
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Properties Let Nearby
Agents in our network have reported 1 letting within 340 metres of Flat 9, 49, Grosvenor Square across the last 2 years.
The newest of these is Apartment 2.02, 65, Duke Street, London, W1K 5NX, a leasehold flat let by Maplewood Property in June 2025.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
Location Comparison
Our analysis of the public data ranks Flat 9, 49, Grosvenor Square as the 36th largest and the 64th most expensive of the 273 addresses on Grosvenor Square, London, W1.
Against the W1 postcode district average, it is £11.648m more expensive than the typical property.
More reading links
Schools Nearby
- 200mSt George's Hanover Square CofE Primary School
- 900mSt Vincent's Catholic Primary School
- 1.1kmSoho Parish CofE Primary School
- 1.3kmThe St Marylebone CofE School
- 1.6kmWestminster City School
- 1.9kmThe Grey Coat Hospital
More reading links
Public Transport Nearby
Bond Street (Elizabeth line) station is the nearest stop to Flat 9, 49, Grosvenor Square at 400 metres away.
- 400mBond Street (Elizabeth line)
- 400mBond Street
- 600mGreen Park
Available Internet Speeds
Ofcom's latest figures show poor internet coverage in this area, which may mean weak or no connectivity.
According to recent data from Ofcom, Slow/none broadband is available in the area.
Risk of Flooding
Environment Agency data suggests this area has a very low risk of flooding.

