Property data
Sale history
Date Paid price Annual growth After inflation
Jun 2003 £1,631,000 11.4% 9.7%
Dec 1996 £806,000 na na
Floor plan

Archived estate agent floor plan for 40, Royal Avenue.

Floorplan 40
View floorplan
Internal area
161 square metres (1,733 square feet) according to latest EPC inspection
Price per internal area

This property sold for £10,130 per square metre (£941 per square foot) in Jun 2003. Indexed forward to today's value, this is roughly £26,109 per square metre (£2,426 per square foot) .

Date Paid price Paid £/sqm Today's value Today's value £/sqm
Jun 2003 £1,631,000 £10,130 £4,203,512 £26,109
Dec 1996 £806,000 £5,006 £4,399,880 £27,328

Calculated using the latest EPC internal area of 161 m². Earlier sale dates may not have had the same measured area available.

Valuation
The most recent sale price indexed forward to today's value is £4,203,512. This is one data point to inform the valuation. Another method is the valuation implied by what comparable homes are selling for. Homes in Sloane Square are now selling for between £15,070 and £20,470 per square metre (£1,400 and £1,901 per square foot). Based on an internal area of 161 m², this implies a valuation between £2,426,000 and £3,296,000. Treat this as context only. For a valuation using hand-picked comparable sales, use the Advanced search tool — create a shortlist of similar condition homes, then export a valuation report.
Bedrooms
4
Type
Terrace
Council tax band
H
Plot size
118 square metres (1,270 square feet) - map showing freehold boundary lines
Company ownership
Title number
NGL250097
Tenure
Freehold
Title address
40 Royal Avenue, London
Owner
AUDRIAN LIMITED
Incorporated in GUERNSEY
Proprietor address: Clyde & Co, 51 Eastcheap, London EC3M 1JP
Ownership record added to Land Registry's corporate ownership dataset 07 Jul 2003
Archived listings
History:
Archived rental listing for 40 Royal Avenue. Advertised on multiple portals. It was added on 23/06/2020. It last appeared Aug 2020.
Photos:

There are 21 archived estate agent listing photos for 40 Royal Avenue.

Photos for 40 Royal Avenue
View photos
Advertiser remarks:
  • 4 bedrooms
  • 2 bathrooms
Planning applications
Planning ref:
September 2003 LB/03/01547
Type:
Heritage application - conservation issues and listed buildings
Status:
Application approved
Address:
40 Royal Avenue, LONDON
Description:
Replacement of the existing double height conservatory with an amended design, replacement of fenestration at basement, ground and second floors on the front elevation and at all levels on the rear elevation, new steps from rear ground floor level into the rear garden, new front basement area steps and internal alterations.

Planning ref:
September 2003 PP/03/01546
Type:
Full and householder planning application
Status:
Application approved
Address:
40 Royal Avenue, LONDON
Description:
Alterations to the roof and elevation of the existing double height rear conservatory; erection of new stairs to garden from rear ground floor; removal of existing main front ground floor window and its replacement with an arch-headed window; new front door; erection of new front first floor balconies and erection of new stairs to front basement.
EPC Inspections
Summary:
20 March 2018 - energy performance certificate grade D
Certificate:
View energy certificate on GOV.UK
Reason for EPC:
Rental
Tenure:
Private rental
Property type:
Mid-Terrace House , has 9 habitable rooms. Estimated year built None to None
Area:
161 sqm (1,733 square foot) total internal area
Comments:
Walls: Solid brick, as built, no insulation (assumed). Roof: Pitched, 150 mm loft insulation. Heating: Boiler and radiators, mains gas.

Summary:
17 December 2008 - energy performance certificate grade F
Reason for EPC:
None
Tenure:
Private rental
Property type:
None , has 8 habitable rooms. Estimated year built before 1900
Area:
181 sqm (1,948 square foot) total internal area
Comments:
Frequently asked questions

40 Royal Avenue is worth whatever price a willing buyer and seller agree upon. However, the following can provide useful context.

  • HouseMetric estimates the most recent sale price indexed forward to today's value is £4,203,512.
  • Based on an internal area of 161 m² and recent prices in Sloane Square, this implies a lower and upper quartile range from £2,426,000 to £3,296,000, using HouseMetric's implied valuation methodology.

According to HM Land Registry price paid data, 40 Royal Avenue last sold for £1,631,000 in June 2003.

HouseMetric shows 40 Royal Avenue as 161 m² (1,733 sq ft), based on the latest internal area data available for this property. The bedroom count is shown as 4 bedrooms. Bedroom numbers can come from a previous estate agency listing, an EPC record, or an estimate based on the size of the property.

The latest EPC rating shown by HouseMetric is D, from an inspection dated 20 March 2018. EPC information comes from the public Energy Performance Certificate data for England and Wales.

When we last checked, 40 Royal Avenue was in council tax band H. Council Tax bands can change, so check the latest Valuation Office Agency Council Tax list.

40 Royal Avenue is in postcode SW3 4QF, in Sloane Square. You can also view HouseMetric's sold-price page for Royal Avenue, SW3 4QF or analysis of the Sloane Square property market.

HouseMetric combines HM Land Registry price paid data, Energy Performance Certificate data and Ordnance Survey/open data. The data were last updated 1 June 2026. Figures such as indexed values and local valuation ranges are calculated estimates for context, while official records can change as public datasets are updated.

For more detail on HouseMetric data sources, update frequency and valuation methods, see the HouseMetric FAQs.