Flat 1, Altayyar House, 102 Marsham Street, London, SW1P 4EL is a leasehold flat built between 2012-2021. The property offers approximately 592 square feet of living space and is situated on the 1st floor of a 5-storey building. In this location, apartments of similar size usually have one bedroom.

The estimated current market value of the property is £792,386 , which equates to approximately £1,338 per square foot. It was last sold on 1 Jun 2015 for £878,750. Since then, the value has decreased by £86,364, representing a 9.8% decrease, or approximately 0.9% per year.

The current estimated value of £792,386 is:

  • 21.3% lower than the average property price on Marsham Street
  • 23.7% lower than the average in the SW1P 4EL postcode area
  • and 5.2% lower 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 30 September 2025, the property was recorded as owner-occupied.

View sold house prices in SW1P 4EL

Building approximate location

About Property

Type
Flat
Built
2012-2021
Interior Size
592 sq ft
Tenure
Leasehold
Floor level
1st floor of 5
Price (estimate)
£792,386
Price Per sq ft (estimate)
£1,338
Bedroom Count (estimate)
1 bedroom

EPC Summary

Flat 1, Altayyar House, 102 Marsham Street, London, City Of Westminster, Greater London, SW1P 4EL has an Energy Performance Certificate (EPC) rating of C, based on the latest assessment carried out on 30 Sep 2025.

Hot water is provided from main heating system. The windows are fully double glazed.

The previous EPC assessment was conducted on 24 Mar 2015, when the property was rated B. The current rating of C reflects a decline in energy efficiency of 15.3%.

Since the previous assessment, several changes were observed:

  • The heating system was upgraded from boiler and underfloor heating, mains gas to boiler with radiators and underfloor heating, electric, changing energy efficiency from good to very poor.
  • The hot water energy efficiency changing from good to very poor, while the system remained as from main system.
  • The roof construction or insulation changed from (other premises above) to (another dwelling above), with no change in energy efficiency (n/a).
  • The wall construction or insulation changed from average thermal transmittance 0.25 w/m-¦k to cavity wall, as built, insulated (assumed), changing energy efficiency from very good to good.
  • The windows were upgraded from high performance glazing to fully double glazed.
  • The lighting was changed from low energy lighting in all fixed outlets to excellent lighting efficiency, with no change in efficiency (very good).
Heating Type
Boiler with radiators and underfloor heating, electric
Very Poor
Hot Water
From main system
Very Poor
Walls
Cavity wall, as built, insulated (assumed)
Good
Windows
Fully double glazed
Average
Lighting
Excellent lighting efficiency
Very Good

Compared to SW1P 4EL

10 th / 14
Price Rank
24% lower than average
11 th / 14
Size Rank
13% smaller than average
8 th / 14
Price Per Sq FT Rank
12% lower than average

Compared to other properties in SW1P 4EL , this flat's estimated value ranks 10th out of 14. Based on price per square foot, it ranks 8th out of 14 properties. In terms of size, this home ranks 11th out of 14 properties in its postcode area.

Sale History

Today
£792,386
streetscan.co.uk estimate
-10 %
1 Jun 2015
£878,750
Leasehold

Area Insights

Similar Properties Sold Nearby

rooms: 3
size: 646 sq ft
sale price: £1,051,650
sale date: 30 Jun 2015
rooms: 2
size: 538 sq ft
sale price: £1,277,450
sale date: 30 Jun 2015
rooms: 3
size: 646 sq ft
sale price: £1,409,600
sale date: 30 Jun 2015
rooms: 2
size: 538 sq ft
sale price: £1,324,300
sale date: 14 May 2015
rooms: 2
size: 667 sq ft
sale price: £957,600
sale date: 14 May 2015

Data Sources

The property at Flat 1, Altayyar House, 102 Marsham Street, London, City Of Westminster, Greater London, SW1P 4EL appears once in the Land Registry records, with the transaction recorded on 1 Jun 2015. It also has two Energy Performance Certificates (EPC) entries, the earliest dating back to 30 Sep 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.