Flat 2, 66 Onslow Gardens, London, SW7 3QB is a leasehold flat built before 1900. The property offers approximately 1,604 square feet of living space. In this location, apartments of similar size usually have five bedrooms.

The estimated current market value of the property is £2,616,867 , which equates to approximately £1,632 per square foot. It was last sold on 15 Jul 2005 for £1,200,000. Since then, the value has increased by £1,416,867, representing a 118.1% increase, or approximately 5.8% per year.

The current estimated value of £2,616,867 is:

  • 79.4% higher than the average property price on Onslow Gardens
  • 36.9% higher than the average in the SW7 3QB postcode area
  • and 199.0% 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 10 January 2025, the property was recorded as owner-occupied.

View sold house prices in SW7 3QB

Building approximate location

About Property

Type
Flat
Built
before 1900
Interior Size
1604 sq ft
Tenure
Leasehold
Price (estimate)
£2,616,867
Price Per sq ft (estimate)
£1,632
Bedroom Count (estimate)
5 bedrooms

EPC Summary

Flat 2, 66 Onslow Gardens, London, Kensington And Chelsea, Greater London, SW7 3QB has an Energy Performance Certificate (EPC) rating of D, based on the latest assessment carried out on 10 Jan 2025.

This property uses a gas-fired boiler and radiators, connected to the mains gas supply, as its main heating source. Hot water is provided from main heating system. The windows are single glazed.

The previous EPC assessment was conducted on 3 Mar 2017, when the property was rated E. Since then, the rating has improved to D, with the energy efficiency score increasing by 29.4%.

Since the previous assessment, several changes were observed:

  • The hot water energy efficiency improving from average to good, while the system remained as from main system.
  • The roof construction or insulation changed from (another dwelling above) to flat, no insulation (assumed), improving energy efficiency from n/a to very poor.
  • 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 some double glazing to single glazed.
  • The lighting was updated from no low energy lighting to low energy lighting in 33% of fixed outlets, with efficiency improving from very poor to average.
Heating Type
Boiler and radiators, mains gas
Good
Hot Water
From main system
Good
Roof
Flat, no insulation (assumed)
Very Poor
Walls
Solid brick, as built, no insulation (assumed)
Poor
Windows
Single glazed
Very Poor
Lighting
Low energy lighting in 33% of fixed outlets
Average

Compared to SW7 3QB

8 th / 35
Price Rank
37% higher than average
5 th / 21
Size Rank
55% bigger than average
16 th / 21
Price Per Sq FT Rank
12% lower than average

Compared to other properties in SW7 3QB , this flat's estimated value ranks 8th out of 35. Based on price per square foot, it ranks 16th out of 21 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 5th out of 21 properties in its postcode area.

Sale History

Today
£2,616,867
streetscan.co.uk estimate
+118 %
15 Jul 2005
£1,200,000
Leasehold
+83.9 %
25 Feb 2000
£652,600
Leasehold

Area Insights

Similar Properties Sold Nearby

rooms: 4
size: 1791 sq ft
sale price: £3,400,000
sale date: 19 Oct 2018
rooms: 3
size: 1399 sq ft
sale price: £2,045,000
sale date: 12 Sep 2017
rooms: 4
size: 1485 sq ft
sale price: £3,000,000
sale date: 31 Dec 2016
rooms: 3
size: 1399 sq ft
sale price: £2,200,000
sale date: 16 Apr 2015
rooms: 4
size: 1507 sq ft
sale price: £4,450,000
sale date: 3 Feb 2014

Data Sources

The property at Flat 2, 66 Onslow Gardens, London, SW7 3QB appears two times in the Land Registry records, with the latest transaction recorded on 15 Jul 2005. It also has two Energy Performance Certificates (EPC) entries, the earliest dating back to 10 Jan 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.