Flat 7, 9
Flat 7, 9
Description & Estimates







The public record describes Flat 7, 9, Whistler Square as a modern apartment with 1,722 ft2 of internal area.
In this area, apartments of this size normally have 3 bedrooms.
Flat 7, 9, Whistler Square has an estimated sale value of £6,996,992 and an estimated rental value of £20,488 per month, assuming reasonable condition and based on the information available.
The apartment sits within 9, Whistler Square, London, SW1.
Whistler Square, London, SW1 lies in the borough of City of Westminster, within the SW1 postal district.
Our Data Sources
Flat 7, 9, Whistler Square has no records in the the Land Registry and a single entry in the EPC database dated August 2019.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 3 out of 5 and is considered of medium accuracy.
Price Range & Condition
In very good condition, we estimate Flat 7, 9, Whistler Square would be worth £7,346,842, with a potential rental value of £21,512 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £6,507,203, with a rental value of £19,054 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 7, 9, Whistler Square has fallen by £86,972 (1.2%) over the last year. During the same period, its estimated monthly rental value has moved up by £1,510 (7.4%). The property's estimated gross yield is currently 3.5%.
Energy Efficiency
Flat 7, 9, Whistler Square has an Energy Performance Rating (EPC) of B. This is based on the most recent assessment, dated 14 Aug 2019.
The property is not connected to mains gas and has high performance glazing. It is heated using Community scheme.
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 3 sales of comparable properties within 340 metres of Flat 7, 9, Whistler Square across the last 2 years.
Most recently, Flat 8, 9, Mulberry Square, London, SW1W 8BQ, a leasehold flat, sold at £4,925,000 on the 30th May 2024.
Read more about house prices in SW1.
•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 7, 9, Whistler Square across the last 2 years.
The newest of these is Flat 5, 10, Sloane Gardens, London, SW1W 8DL, a leasehold flat let by Fine Living in August 2025.
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
Location Comparison
Our analysis of the public data ranks Flat 7, 9, Whistler Square as the 43rd largest and the 35th most expensive of the 64 addresses on Whistler Square, London, SW1.
Against the SW1 postcode district average, it is £5.447m more expensive than the typical property.
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Schools Nearby
- 300mSt Barnabas' CofE Primary School
- 400mHoly Trinity CofE Primary School
- 600mSt Joseph's Catholic Primary School
- 600mSt. Thomas More Language College
- 1.2kmPimlico Academy
- 1.4kmWestminster City School
More reading links
Public Transport Nearby
Sloane Square station is the nearest stop to Flat 7, 9, Whistler Square at 300 metres away.
- 300mSloane Square
- 1.0kmLondon Victoria
- 1.0kmVictoria
Available Internet Speeds
Ofcom's latest figures show ultrafast broadband available in this area.
According to recent data from Ofcom, Ultrafast broadband is available in the area.
Risk of Flooding
Environment Agency data suggests this area has a very low risk of flooding.

