Flat 509, Nell Gwynn House Sloane Avenue, London, SW3 3BD is a leasehold flat built between 1900-1929. The property offers approximately 312 square feet of living space and is situated on the 5th floor. In this location, apartments of similar size usually have one bedroom.

The estimated current market value of the property is £586,574 , which equates to approximately £1,879 per square foot. It was last sold on 18 Mar 2003 for £227,500. Since then, the value has increased by £359,074, representing a 157.8% increase, or approximately 6.9% per year.

The current estimated value of £586,574 is:

  • 0.4% lower than the average property price on Sloane Avenue
  • 0.1% lower than the average in the SW3 3BD postcode area
  • and 33.0% lower than the average price for London as a whole

View sold house prices in SW3 3BD

Building approximate location

About Property

Type
Flat
Built
1900-1929
Interior Size
312 sq ft
Tenure
Leasehold
Floor level
5th floor
Price (estimate)
£586,574
Price Per sq ft (estimate)
£1,879
Bedroom Count (estimate)
1 bedroom

EPC Summary

Flat 509, Nell Gwynn House Sloane Avenue, London, Kensington And Chelsea, Greater London Authority, SW3 3BD has an Energy Performance Certificate (EPC) rating of D, based on the latest assessment carried out on 6 Jun 2019.

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 fully double glazed.

The previous EPC assessment was conducted on 8 Oct 2008, when the property was rated C. The current rating of D reflects a decline in energy efficiency of 13.9%.

Since the previous assessment, several changes were observed:

  • The hot water system was changed from from main system to community scheme, with its energy efficiency changing from very good to good.
  • 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 single glazed to fully double glazed.
  • The lighting was updated from no low energy lighting to low energy lighting in all fixed outlets, with efficiency improving from very poor to very good.
Heating Type
Community scheme
Good
Hot Water
Community scheme
Good
Walls
Solid brick, as built, no insulation (assumed)
Poor
Windows
Fully double glazed
Average
Lighting
Low energy lighting in all fixed outlets
Very Good

Compared to SW3 3BD

15 th / 35
Price Rank
0% same as average
20 th / 32
Size Rank
11% smaller than average
10 th / 32
Price Per Sq FT Rank
13% higher than average

Compared to other properties in SW3 3BD , this flat's estimated value ranks 15th out of 35. Based on price per square foot, it ranks 10th out of 32 properties. This suggests a relatively high price per square foot, which may reflect quality, location, or recent upgrades. In terms of size, this home ranks 20th out of 32 properties in its postcode area.

Sale History

Today
£586,574
streetscan.co.uk estimate
+158 %
18 Mar 2003
£227,500
Leasehold

Area Insights

Similar Properties Sold Nearby

rooms: 1
size: 280 sq ft
sale price: £400,000
sale date: 2 May 2025
rooms: 1
size: 291 sq ft
sale price: £390,000
sale date: 25 Apr 2023
rooms: 2
size: 323 sq ft
sale price: £600,000
sale date: 10 Mar 2022
rooms: 1
size: 303 sq ft
sale price: £675,000
sale date: 1 Dec 2015
rooms: 2
size: 323 sq ft
sale price: £375,000
sale date: 25 Aug 2010

Data Sources

The property at Flat 509, Nell Gwynn House Sloane Avenue, London, Kensington And Chelsea, Greater London Authority, SW3 3BD appears once in the Land Registry records, with the transaction recorded on 18 Mar 2003. It also has two Energy Performance Certificates (EPC) entries, the earliest dating back to 6 Jun 2019. 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.