Flat 9.05, St Johns Building, 79 Marsham Street, London, SW1P 4SB is a leasehold flat built between 1996-2002. The property offers approximately 1,206 square feet of living space and is situated on the 9th floor. In this location, apartments of similar size usually have four bedrooms.

The estimated current market value of the property is £1,519,899 , which equates to approximately £1,261 per square foot. It was last sold on 6 Oct 2009 for £1,025,000. Since then, the value has increased by £494,899, representing a 48.3% increase, or approximately 3.0% per year.

The current estimated value of £1,519,899 is:

  • 51.0% higher than the average property price on Marsham Street
  • 1.8% lower than the average in the SW1P 4SB postcode area
  • and 81.9% higher than the average price for London as a whole

This property has had 2 EPC inspections with recorded tenure information. It was recorded once as rented and once as owner-occupied, indicating a change in how it was used over time.

At the most recent EPC inspection on 20 March 2025, the property was recorded as rented.

View sold house prices in SW1P 4SB

Building approximate location

About Property

Type
Flat
Built
1996-2002
Interior Size
1206 sq ft
Tenure
Leasehold
Floor level
9th floor
Price (estimate)
£1,519,899
Price Per sq ft (estimate)
£1,261
Bedroom Count (estimate)
4 bedrooms

EPC Summary

Flat 9.05, St Johns Building, 79 Marsham Street, London, City Of Westminster, Greater London, SW1P 4SB has an Energy Performance Certificate (EPC) rating of D, based on the latest assessment carried out on 20 Mar 2025.

This property uses electric underfloor heating as its main heating source. Hot water is provided from off-peak electric immersion heater. The windows are fully double glazed.

The previous EPC assessment was conducted on 30 Jul 2009, when the property was rated E. Since then, the rating has improved to D, with the energy efficiency score increasing by 43.2%.

Since the previous assessment, several changes were observed:

  • The heating system changed from warm air, electric to electric underfloor heating, with no change in energy efficiency (very poor).
  • The hot water system was changed from from main system to electric immersion, off-peak, with its energy efficiency improving from very poor to average.
  • The roof construction or insulation changed from flat, insulated (assumed) to (another dwelling above), changing energy efficiency from average to n/a.
  • The lighting was changed from no low energy lighting to low energy lighting in 8% of fixed outlets, with no change in efficiency (very poor).
Heating Type
Electric underfloor heating
Very Poor
Hot Water
Electric immersion, off-peak
Average
Walls
System built, as built, insulated (assumed)
Good
Windows
Fully double glazed
Average
Lighting
Low energy lighting in 8% of fixed outlets
Very Poor

Compared to SW1P 4SB

6 th / 85
Price Rank
2% lower than average
12 th / 62
Size Rank
16% bigger than average
3 rd / 62
Price Per Sq FT Rank
15% lower than average

Compared to other properties in SW1P 4SB , this flat's estimated value ranks 6th out of 85. Based on price per square foot, it ranks 3rd out of 62 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 12th out of 62 properties in its postcode area.

Sale History

Today
£1,519,899
streetscan.co.uk estimate
+48 %
6 Oct 2009
£1,025,000
Leasehold
+50.7 %
22 Jul 2001
£680,000
Leasehold
-9.3 %
14 May 1999
£750,000
Leasehold

Area Insights

Similar Properties Sold Nearby

rooms: 3
size: 1027 sq ft
sale price: £1,050,000
sale date: 6 Nov 2015
rooms: 3
size: 1109 sq ft
sale price: £1,110,000
sale date: 27 Sep 2013
rooms: 3
size: 1055 sq ft
sale price: £1,150,000
sale date: 18 Dec 2012
rooms: 4
size: 1130 sq ft
sale price: £1,300,000
sale date: 8 Aug 2012
rooms: 4
size: 1055 sq ft
sale price: £1,050,000
sale date: 5 Apr 2011

Data Sources

The property at Flat 9.05, St Johns Building, 79 Marsham Street, London, SW1P 4SB appears three times in the Land Registry records, with the latest transaction recorded on 6 Oct 2009. It also has two Energy Performance Certificates (EPC) entries, the earliest dating back to 20 Mar 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.