Flat 3, 23 Onslow Square, London, SW7 3NJ is a leasehold flat built between 1900-1929. The property offers approximately 689 square feet of living space and is situated on the 2nd floor. In this location, apartments of similar size usually have two bedrooms.

The estimated current market value of the property is £2,518,887 , which equates to approximately £3,656 per square foot. It was last sold on 19 May 2023 for £2,800,000. Since then, the value has decreased by £281,113, representing a 10.0% decrease, or approximately 3.9% per year.

The current estimated value of £2,518,887 is:

  • 23.6% lower than the average in the SW7 3NJ postcode area
  • and 187.8% higher than the average price for London as a whole

Based on EPC inspection history, this property has been mostly owner-occupied (3 out of 4 inspections). 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 13 September 2024, the property was recorded as rented.

View sold house prices in SW7 3NJ

Building approximate location

About Property

Type
Flat
Built
1900-1929
Interior Size
689 sq ft
Tenure
Leasehold
Floor level
2nd floor
Price (estimate)
£2,518,887
Price Per sq ft (estimate)
£3,656
Bedroom Count (estimate)
2 bedrooms

EPC Summary

Flat 3, 23 Onslow Square, London, Kensington And Chelsea, Greater London, SW7 3NJ has an Energy Performance Certificate (EPC) rating of C, based on the latest assessment carried out on 13 Sep 2024.

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 15 Sep 2014. The rating of C is unchanged, though the energy efficiency score decreased by 1.3%.

Since the previous assessment, several changes were observed:

  • The lighting was updated from low energy lighting in 33% of fixed outlets to low energy lighting in all fixed outlets, with efficiency improving from average to very good.
Heating Type
Boiler and radiators, mains gas
Good
Hot Water
From main system
Good
Walls
Solid brick, as built, no insulation (assumed)
Poor
Windows
Single glazed
Very Poor
Lighting
Low energy lighting in all fixed outlets
Very Good

Sale History

Today
£2,518,887
streetscan.co.uk estimate
-10 %
19 May 2023
£2,800,000
Leasehold
+1.8 %
4 Aug 2017
£2,750,000
Leasehold
-3.5 %
31 Oct 2014
£2,850,000
Leasehold
+533.3 %
4 Dec 1997
£450,000
Leasehold

Area Insights

Similar Properties Sold Nearby

rooms: 3
size: 753 sq ft
sale price: £448,213
sale date: 25 Nov 2002

Data Sources

The property at Flat 3, 23 Onslow Square, London, SW7 3NJ appears four times in the Land Registry records, with the latest transaction recorded on 19 May 2023. It also has four Energy Performance Certificates (EPC) entries, the earliest dating back to 13 Sep 2024. 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.