Flat 7, 20 Lowndes Square, London, SW1X 9HD is a leasehold flat built between 1930-1949. The property offers approximately 1,410 square feet of living space and is situated on the 3rd floor. In this location, apartments of similar size usually have five bedrooms.

The estimated current market value of the property is £3,934,523 , which equates to approximately £2,790 per square foot. It was last sold on 10 Feb 2015 for £4,395,000. Since then, the value has decreased by £460,477, representing a 10.5% decrease, or approximately 1.0% per year.

The current estimated value of £3,934,523 is:

  • 3.8% higher than the average property price on Lowndes Square
  • 55.4% lower than the average in the SW1X 9HD postcode area
  • and 349.5% higher than the average price for London as a whole

This property has had 2 EPC inspections with recorded tenure information. It was recorded as owner-occupied both times. This suggests the property has typically been lived in by its owners, which often reflects longer-term residency and more consistent maintenance.

At the most recent EPC inspection on 15 April 2025, the property was recorded as owner-occupied.

View sold house prices in SW1X 9HD

Building approximate location

About Property

Type
Flat
Built
1930-1949
Interior Size
1410 sq ft
Tenure
Leasehold
Floor level
3rd floor
Price (estimate)
£3,934,523
Price Per sq ft (estimate)
£2,790
Bedroom Count (estimate)
5 bedrooms

EPC Summary

Flat 7, 20 Lowndes Square, London, City Of Westminster, Greater London, SW1X 9HD has an Energy Performance Certificate (EPC) rating of C, based on the latest assessment carried out on 15 Apr 2025.

This property is heated by a shared community system (community scheme). Community heating means the heat is supplied from a central source serving multiple homes. A community heating scheme is used to provide hot water. The windows are single glazed.

The previous EPC assessment was conducted on 24 Mar 2011, when the property was rated D. Since then, the rating has improved to C, with the energy efficiency score increasing by 7.8%.

Since the previous assessment, several changes were observed:

  • The heating system changed from community scheme, radiators, mains gas to community scheme, with no change in energy efficiency (good).
  • The hot water system changed from from main system to community scheme, with no change in energy efficiency (good).
  • The windows were upgraded from partial secondary glazing to single glazed.
  • The lighting was updated from low energy lighting in 20% of fixed outlets to low energy lighting in all fixed outlets, with efficiency improving from poor to very good.
Heating Type
Community scheme
Good
Hot Water
Community scheme
Good
Walls
Solid brick, as built, no insulation (assumed)
Very Poor
Windows
Single glazed
Very Poor
Lighting
Low energy lighting in all fixed outlets
Very Good

Compared to SW1X 9HD

8 th / 20
Price Rank
55% lower than average
3 rd / 11
Size Rank
57% smaller than average
6 th / 11
Price Per Sq FT Rank
3% higher than average

Compared to other properties in SW1X 9HD , this flat's estimated value ranks 8th out of 20. Based on price per square foot, it ranks 6th out of 11 properties. In terms of size, this home ranks 3rd out of 11 properties in its postcode area.

Sale History

Today
£3,934,523
streetscan.co.uk estimate
-10 %
10 Feb 2015
£4,395,000
Leasehold
+402.3 %
17 Jun 1999
£875,000
Leasehold

Area Insights

Similar Properties Sold Nearby

rooms: 4
size: 1216 sq ft
sale price: £3,150,000
sale date: 22 Dec 2015
rooms: 4
size: 1221 sq ft
sale price: £1,325,000
sale date: 8 Aug 2001
rooms: 4
size: 1324 sq ft
sale price: £800,000
sale date: 8 Oct 1999
rooms: 4
size: 1399 sq ft
sale price: £3,300,000
sale date: 16 Dec 2022
rooms: 4
size: 1507 sq ft
sale price: £1,400,000
sale date: 2 Jul 2019

Data Sources

The property at Flat 7, 20 Lowndes Square, London, SW1X 9HD appears two times in the Land Registry records, with the latest transaction recorded on 10 Feb 2015. It also has three Energy Performance Certificates (EPC) entries, the earliest dating back to 15 Apr 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.


Disclaimer: StreetScan.co.uk makes all reasonable efforts to ensure the information provided on this website is current and accurate; however, no warranties or representations are made as to its completeness or accuracy. StreetScan.co.uk expressly disclaims any and all liability for any loss, damage, or expense arising directly or indirectly from the use of, or reliance upon, such information.