Property data
Sale history
Price Date Annual growth After inflation
£735,000 May 2013 5.8% 2.7%
£625,000 Jun 2010 6.9% 4.1%
£525,000 Nov 2007 13.2% 11.0%
£250,000 Nov 2001 na na
Floor plan
Floorplan 15
View floorplan
Internal area
63 square metres (678 square feet) according to latest EPC inspection
£ per square meter (foot)
£11,666 per sqm (£1,084 per sqft) in May 2013. For context, homes in Marble Arch are now selling for between £18,830 and £22,090 per square metre (£1,749 and £2,052 per square foot) . See the analysis of Marble Arch W1H-6 housing market.
Valuation comparables
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Bedrooms
1
Type
Flat
Council tax band
G
Archived listings
History:
Archived rental listing for Flat 71 15 Portman Square. Advertised on multiple portals. It was added on 12/05/2025. It last appeared May 2025.
Photos:

There are 5 historic photos of Flat 71 15 Portman Square.

Photos for 15 Portman Square
View photos
Advertiser remarks:
  • 2 bedrooms
  • 1 bathrooms
EPC Inspections
Summary:
12 August 2020 - energy performance certificate grade C
Reason for EPC:
rental (private)
Tenure:
Private rental
Property type:
2nd floor flat , has 2 habitable rooms. Estimated year built 1900 to 1929
Area:
62 sqm (667 square foot) total internal area
Comments:
Walls: Solid brick, as built, no insulation (assumed). Roof: (another dwelling above). Heating: Community scheme.

Summary:
30 July 2010 - energy performance certificate grade C
Reason for EPC:
rental (private)
Tenure:
Private rental
Property type:
2nd floor flat in an apartment block with 11 storeys , has 3 habitable rooms. Estimated year built 1930 to 1949
Area:
63 sqm (678 square foot) total internal area
Comments:
Walls: Solid brick, as built, no insulation (assumed). Roof: (another dwelling above). Heating: Community scheme, mains gas.

Summary:
16 February 2010 - energy performance certificate grade C
Reason for EPC:
marketed sale
Tenure:
Owner-occupied
Property type:
1st floor flat in an apartment block with 9 storeys , has 2 habitable rooms. Estimated year built 1950 to 1966
Area:
61 sqm (657 square foot) total internal area
Comments:
Walls: Solid brick, as built, no insulation (assumed). Roof: (another dwelling above). Heating: Community scheme.