Flat 23, 15 Portman Square, London, W1H 6LJ is a leasehold flat built between 1900-1929. The property offers approximately 1,152 square feet of living space and is situated on the 1st floor. In this location, apartments of similar size usually have four bedrooms.

The estimated current market value of the property is £1,773,497 , which equates to approximately £1,540 per square foot. It was last sold on 17 Feb 2011 for £1,220,000. Since then, the value has increased by £553,497, representing a 45.4% increase, or approximately 3.1% per year.

The current estimated value of £1,773,497 is:

  • 3.1% higher than the average property price on Portman Square
  • 5.4% higher than the average in the W1H 6LJ postcode area
  • and 102.6% 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 9 February 2022, the property was recorded as owner-occupied.

View sold house prices in W1H 6LJ

Building approximate location

About Property

Type
Flat
Built
1900-1929
Interior Size
1152 sq ft
Tenure
Leasehold
Floor level
1st floor
Price (estimate)
£1,773,497
Price Per sq ft (estimate)
£1,540
Bedroom Count (estimate)
4 bedrooms

EPC Summary

Flat 23, 15 Portman Square, London, City Of Westminster, Greater London, W1H 6LJ has an Energy Performance Certificate (EPC) rating of C, based on the latest assessment carried out on 9 Feb 2022.

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 18 Feb 2010. The rating of C remains the same, but the energy efficiency score improved by 2.7%.

Since the previous assessment, several changes were observed:

  • The hot water system changed from from main system to community scheme, with no change in energy efficiency (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 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
Single glazed
Very Poor
Lighting
Low energy lighting in all fixed outlets
Very Good

Compared to W1H 6LJ

6 th / 40
Price Rank
5% higher than average
10 th / 31
Size Rank
4% bigger than average
3 rd / 31
Price Per Sq FT Rank
1% higher than average

Compared to other properties in W1H 6LJ , this flat's estimated value ranks 6th out of 40. Based on price per square foot, it ranks 3rd out of 31 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 10th out of 31 properties in its postcode area.

Sale History

Today
£1,773,497
streetscan.co.uk estimate
+45 %
17 Feb 2011
£1,220,000
Leasehold
-13.2 %
7 Dec 2007
£1,405,555
Leasehold
+84.9 %
2 Jan 2007
£760,000
Leasehold
+9.4 %
3 Nov 2004
£695,000
Leasehold
+65.5 %
15 Aug 2002
£420,000
Leasehold

Area Insights

Similar Properties Sold Nearby

rooms: 4
size: 1098 sq ft
sale price: £975,000
sale date: 23 Nov 2023
rooms: 3
size: 1130 sq ft
sale price: £2,545,000
sale date: 19 Jan 2023
rooms: 4
size: 1141 sq ft
sale price: £2,150,000
sale date: 22 Jul 2022
rooms: 3
size: 1152 sq ft
sale price: £2,000,000
sale date: 26 Feb 2021
rooms: 4
size: 1152 sq ft
sale price: £2,252,056
sale date: 1 Feb 2018

Data Sources

The property at Flat 23, 15 Portman Square, London, W1H 6LJ appears five times in the Land Registry records, with the latest transaction recorded on 17 Feb 2011. It also has two Energy Performance Certificates (EPC) entries, the earliest dating back to 9 Feb 2022. 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.