Flat 1.09, St Johns Building, 79 Marsham Street, London, SW1P 4SA is a leasehold flat built between 1996-2002. The property offers approximately 915 square feet of living space and is situated on the 1st floor. In this location, apartments of similar size usually have three bedrooms.

The estimated current market value of the property is £924,857 , which equates to approximately £1,011 per square foot. It was last sold on 9 Jun 2025 for £1,100,000. Since then, the value has decreased by £175,143, representing a 15.9% decrease, or approximately 31.0% per year.

The current estimated value of £924,857 is:

  • 8.1% lower than the average property price on Marsham Street
  • 13.2% lower than the average in the SW1P 4SA postcode area
  • and 10.7% 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 11 April 2025, the property was recorded as owner-occupied.

View sold house prices in SW1P 4SA

Building approximate location

About Property

Type
Flat
Built
1996-2002
Interior Size
915 sq ft
Tenure
Leasehold
Floor level
1st floor
Price (estimate)
£924,857
Price Per sq ft (estimate)
£1,011
Bedroom Count (estimate)
3 bedrooms

EPC Summary

Flat 1.09, St Johns Building, 79 Marsham Street, London, City Of Westminster, Greater London, SW1P 4SA has an Energy Performance Certificate (EPC) rating of C, based on the latest assessment carried out on 11 Apr 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 10 Mar 2022, and the property received the same rating of C with an unchanged energy efficiency score of 74.

Since the previous assessment, several changes were observed:

  • The main heating energy efficiency changing from average to very poor, while the heating system type remained the same (electric underfloor heating).
  • The hot water energy efficiency improving from very poor to average, while the system remained as electric immersion, off-peak.
  • The wall construction or insulation changed from solid brick, as built, insulated (assumed) to cavity wall, as built, insulated (assumed), with no change in energy efficiency (good).
Heating Type
Electric underfloor heating
Very Poor
Hot Water
Electric immersion, off-peak
Average
Walls
Cavity wall, as built, insulated (assumed)
Good
Windows
Fully double glazed
Good
Lighting
Low energy lighting in all fixed outlets
Very Good

Compared to SW1P 4SA

17 th / 96
Price Rank
13% lower than average
18 th / 84
Size Rank
16% bigger than average
13 th / 84
Price Per Sq FT Rank
25% lower than average

Compared to other properties in SW1P 4SA , this flat's estimated value ranks 17th out of 96. Based on price per square foot, it ranks 13th out of 84 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 18th out of 84 properties in its postcode area.

Sale History

Today
£924,857
streetscan.co.uk estimate
-16 %
9 Jun 2025
£1,100,000
Leasehold
+120.4 %
19 May 2000
£499,000
Leasehold

Area Insights

Similar Properties Sold Nearby

rooms: 4
size: 840 sq ft
sale price: £840,000
sale date: 21 May 2024
rooms: 3
size: 797 sq ft
sale price: £915,000
sale date: 26 Jun 2023
rooms: 3
size: 861 sq ft
sale price: £950,000
sale date: 14 Nov 2022
rooms: 3
size: 915 sq ft
sale price: £920,000
sale date: 3 Jun 2013
rooms: 4
size: 904 sq ft
sale price: £930,000
sale date: 30 Jan 2012

Data Sources

The property at Flat 1.09, St Johns Building, 79 Marsham Street, London, SW1P 4SA appears two times in the Land Registry records, with the latest transaction recorded on 9 Jun 2025. It also has three Energy Performance Certificates (EPC) entries, the earliest dating back to 11 Apr 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.