Our Data Sources
Flat 120, 15, Portman Square has 41 entries in the Land Registry , most recently in August 2017 and a single entry in the EPC database dated September 2022.
We combine this information with that 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
Decorative condition can have a big effect on a property's value and this effect varies depending on the type, size and location of the property.
If Flat 120, 15, Portman Square is in very good condition we estimate a sale value of £882,196 and a rental value of £3,986 per month.
However, if the property needs a lot of cosmetic work we estimate a sale value of £781,373 and a rental value of £3,530 per month.
Energy Efficiency
Flat 120, 15, Portman Square has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 28 Sep 2022.
The property is not connected to mains gas and has single glazed windows. It is heated using Community scheme.
Sold Prices
According to HM Land Registry, Flat 120, 15, Portman Square was last sold on 21st August 2017 for £660,000 and was recorded as a leasehold flat.
The property has had 4 sales since 1995.
Since August 2017, the market for similar properties has dropped by 9.3%.
- Sold Aug 2017£660,000
- Sold Nov 2009£370,000
- Sold Aug 2004£254,000
Similar Properties Sold Nearby
According to the Land Registry and our network of Estate Agents, there have been 17 sales of properties similar to Flat 120, 15, Portman Square within a radius of 320 metres over the last 2 years.
The most recent example is Flat 4, 71-73 , Upper Berkeley Street, London, W1H 7DB, a leasehold flat which sold for £605,000 on the 27th April 2023.
Read more about house prices in W1.
- Sold Apr 2023£605,000 | 2 Bed FlatFlat 4, 71-73 , Upper Berkeley Street, London, W1H 7DBFlat 4, 71-73 , Upper Berkeley Street, London, W1H 7DB
- Sold Mar 2022£507,000 | 1 Bed FlatFlat 57, Fitzhardinge House, Portman Square, London, W1H 6LHFlat 57, Fitzhardinge House, Portman Square, London, W1H 6LH
- Sold Feb 2021£835,000 | 2 Bed FlatFlat 7, 71-73 , Upper Berkeley Street, London, W1H 7DBFlat 7, 71-73 , Upper Berkeley Street, London, W1H 7DB
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Location Comparison
Portman Square, London, W1 has a total of 269 addresses. According to our analysis of all the public data, Flat 120, 15, Portman Square is the 259th largest and the 259th most expensive property on the street.
When compared to the postcode district it is £1.298m less expensive than the average property in W1.
More reading links
Schools Nearby
- St Vincent's Catholic Primary School300 m away
- Hampden Gurney CofE Primary School600 m away
- St Mary's Bryanston Square CofE School700 m away
- The St Marylebone CofE School700 m away
- Marylebone Boys' School1.5 km away
- Maria Fidelis Catholic School FCJ2.2 km away
More reading links
Public Transport Nearby
- Marble Arch|400 m away
- Bond Street|500 m away
- Bond Street (Elizabeth line)|500 m away
Available Internet Speeds
According to recent data from Ofcom, there is poor internet coverage in this area which may result in poor or no internet connectivity.
According to recent data from Ofcom, Slow/none Broadband is available in the area.
Risk of Flooding
According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.












