Flat 15, Westminster Gardens Marsham Street, London, SW1P 4JA is a leasehold flat built between 1900-1929. The property offers approximately 1,399 square feet of living space and is situated on the 4th floor of a 10-storey building. In this location, apartments of similar size usually have five bedrooms.

The estimated current market value of the property is £1,230,793 , which equates to approximately £880 per square foot. It was last sold on 7 Aug 2015 for £1,375,000. Since then, the value has decreased by £144,207, representing a 10.5% decrease, or approximately 1.0% per year.

The current estimated value of £1,230,793 is:

  • 22.3% higher than the average property price on Marsham Street
  • 22.4% lower than the average in the SW1P 4JA postcode area
  • and 47.3% higher than the average price for London as a whole

At the most recent EPC inspection on 5 September 2025, the property was recorded as owner-occupied.

View sold house prices in SW1P 4JA

Building approximate location

About Property

Type
Flat
Built
1900-1929
Interior Size
1399 sq ft
Tenure
Leasehold
Floor level
4th floor of 10
Price (estimate)
£1,230,793
Price Per sq ft (estimate)
£880
Bedroom Count (estimate)
5 bedrooms

EPC Summary

Flat 15, Westminster Gardens Marsham Street, London, City Of Westminster, Greater London, SW1P 4JA has an Energy Performance Certificate (EPC) rating of C, based on the latest assessment carried out on 5 Sep 2025.

This property uses a gas-fired boiler and radiators, connected to the mains gas supply, as its main heating source. A community heating scheme is used to provide hot water. The windows are fully double glazed.

The previous EPC assessment was conducted on 13 Dec 2008, when the property was rated D. Since then, the rating has improved to C, with the energy efficiency score increasing by 24.2%.

Since the previous assessment, several changes were observed:

  • The hot water system changed from from main system, no cylinderstat to community scheme, with no change in energy efficiency (average).
  • The wall energy efficiency improving from very poor to poor, with the construction or insulation remaining solid brick, as built, no insulation (assumed).
  • The windows were upgraded from partial double glazing to fully double glazed.
  • The lighting was updated from no low energy lighting to below average lighting efficiency, with efficiency improving from very poor to poor.
Heating Type
Boiler and radiators, mains gas
Good
Hot Water
Community scheme
Average
Walls
Solid brick, as built, no insulation (assumed)
Poor
Windows
Fully double glazed
Poor
Lighting
Below average lighting efficiency
Poor

Compared to SW1P 4JA

9 th / 13
Price Rank
22% lower than average
7 th / 9
Size Rank
16% smaller than average
6 th / 9
Price Per Sq FT Rank
7% lower than average

Compared to other properties in SW1P 4JA , this flat's estimated value ranks 9th out of 13. Based on price per square foot, it ranks 6th out of 9 properties. This indicates a lower price per square foot than most, suggesting good value for the space offered. In terms of size, this home ranks 7th out of 9 properties in its postcode area.

Sale History

Today
£1,230,793
streetscan.co.uk estimate
-10 %
7 Aug 2015
£1,375,000
Leasehold

Area Insights

Similar Properties Sold Nearby

rooms: 5
size: 1485 sq ft
sale price: £1,375,000
sale date: 5 May 2015
rooms: 4
size: 1292 sq ft
sale price: £1,200,000
sale date: 28 Aug 2025
rooms: 4
size: 1421 sq ft
sale price: £1,710,000
sale date: 31 Mar 2025
rooms: 5
size: 1356 sq ft
sale price: £1,450,000
sale date: 31 Mar 2025
rooms: 4
size: 1270 sq ft
sale price: £1,350,000
sale date: 27 Mar 2025

Data Sources

The property at Flat 15, Westminster Gardens Marsham Street, London, City Of Westminster, Greater London, SW1P 4JA appears once in the Land Registry records, with the transaction recorded on 7 Aug 2015. It also has two Energy Performance Certificates (EPC) entries, the earliest dating back to 5 Sep 2025. We use this data, to estimate the property's characteristics and current market value.

This website uses public sector information from:

These datasets are licensed under the Open Government Licence v3.0.
This website is not affiliated with or endorsed by HM Land Registry or DLUHC.


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