Flat 75, 15
Flat 75, 15
Description & Estimates







The public record describes Flat 75, 15, Portman Square as an early-century apartment with 1,162 ft2 of internal area.
In this area, apartments of this size normally have 3 bedrooms.
Flat 75, 15, Portman Square has an estimated sale value of £1,816,561 and an estimated rental value of £7,399 per month, assuming reasonable condition and based on the information available.
The apartment sits within 15, Portman Square, London, W1.
Portman Square, London, W1 lies in the borough of City of Westminster, within the W1 postal district.
Our Data Sources
Flat 75, 15, Portman Square has no recent1 records in the the Land Registry and a single entry in the EPC database dated October 2020.
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 75, 15, Portman Square would be worth £1,907,389, with a potential rental value of £7,769 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £1,689,402, with a rental value of £6,881 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 75, 15, Portman Square has moved down by £16,113 (0.9%) over the last year. During the same period, its estimated monthly rental value has increased by £409 (5.5%). The property's estimated gross yield is currently 4.9%.
Energy Efficiency
Flat 75, 15, Portman Square has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 16 Oct 2020.
The property is not connected to mains gas and has single glazed windows. It is heated using Community scheme.
Sold Prices
Flat 75, 15, Portman Square last changed hands on 26th June 2003, selling for £425,000. The transaction was logged as a leasehold flat by HM Land Registry.
In total it has sold twice since 1995.
- Sold Jun 2003£425,000
- Sold Jun 1997£205,000
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 3 sales of comparable properties within 320 metres of Flat 75, 15, Portman Square across the last 2 years.
Most recently, Flat 41, 15, Portman Square, London, W1H 6LJ, a leasehold flat, sold at £975,000 on the 23rd November 2023.
Read more about house prices in W1.
- Sold Nov 2023£975,000 | 3 Bed FlatFlat 41, 15, Portman Square, London, W1H 6LJFlat 41, 15, Portman Square, London, W1H 6LJ
- Sold Nov 2020£750,000 | 3 Bed FlatFlat 97, 15, Portman Square, London, W1H 6LLFlat 97, 15, Portman Square, London, W1H 6LL
- Sold Jul 2019£2,050,000 | 3 Bed FlatFlat 82, 15, Portman Square, London, W1H 6LLFlat 82, 15, Portman Square, London, W1H 6LL
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Location Comparison
Our analysis of the public data ranks Flat 75, 15, Portman Square as the 99th largest and the 98th most expensive of the 269 addresses on Portman Square, London, W1.
Against the W1 postcode district average, it is £292k less expensive than the typical property.
More reading links
Schools Nearby
- 300mSt Vincent's Catholic Primary School
- 600mHampden Gurney CofE Primary School
- 700mSt Mary's Bryanston Square CofE School
- 700mThe St Marylebone CofE School
- 1.5kmMarylebone Boys' School
- 2.2kmMaria Fidelis Catholic School FCJ
More reading links
Public Transport Nearby
Marble Arch station is the nearest stop to Flat 75, 15, Portman Square at 400 metres away.
- 400mMarble Arch
- 500mBond Street
- 500mBond Street (Elizabeth line)
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.

