98, Eaton Square, SW1W 9AQ

98 Eaton Square is a 370 m² / 3,983 sq ft flat in Sloane Square. It sold for £14,800,000 in November 2013. Indexed forward to today's value, that sale is roughly £12,230k. Recent local prices imply a broad valuation context of £3,741k to £8,196k based on its internal area. The Land Registry and EPC data was last updated 1 June 2026.

Property data
Sale history
£14,800,000 on Nov 2013
Internal area
370 square metres (3,983 square feet) according to latest EPC inspection
Price per internal area

This property sold for £40,000 per square metre (£3,716 per square foot) in Nov 2013. Indexed forward to today's value, this is roughly £33,055 per square metre (£3,071 per square foot) .

Date Paid price Paid £/sqm Today's value Today's value £/sqm
Nov 2013 £14,800,000 £40,000 £12,230,333 £33,055

Calculated using the latest EPC internal area of 370 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 £12,230,333. 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 £10,110 and £22,150 per square metre (£939 and £2,057 per square foot). Based on an internal area of 370 m², this implies a valuation between £3,741,000 and £8,196,000. 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
na
Type
Flat
Council tax band
na
Planning applications
Planning ref:
April 2016 15/11629/ADFULL
Type:
Discharge of conditions imposed on an existing application
Status:
Application approved
Address:
98 Eaton Square Londo
Description:
Detailed drawings of windows and external doors pursuant to Condition 4 of planning permission dated 24 December 2014 (RN : 14/08808).
Planning ref:
February 2016 15/08451/LBC
Type:
Heritage application - conservation issues and listed buildings
Status:
Application approved
Address:
98 Eaton Square Londo
Description:
Variation of Condition 1 of listed building consent dated 24 December 2014 (RN: 14/08823) for Erection of single storey rear extension at lower ground floor level with terrace above; alterations to windows and doors; installation of plant within front under pavement vaults; internal alterations including the removal and addition of partitions, new stair and the amalgamation of existing service and minor alterations to caretakers flat. Namely, internal alerations, external alterations to rear extension, to window and door openings at lower ground and ground floor levels; alterations to mechanical and electrical services and doors in front vaults at lower ground floor level.
Planning ref:
February 2016 15/09014/FULL
Type:
Full and householder planning application
Status:
Application approved
Address:
98 Eaton Square Londo
Description:
Variation of Condition 1 of planning permission dated 24 December 2014 (RN: 14/08808) for Erection of single storey rear extension at lower ground floor level with terrace above; alterations to windows and doors and installation of plant within front pavement vaults. Namely, external alterations to rear extension, to window and door openings at lower ground and ground floor levels; alterations to mechanical and electrical services and doors in front vaults at lower ground floor level.
Planning ref:
January 2016 15/11631/ADLBC
Type:
Discharge of conditions imposed on an existing application
Status:
Application approved
Address:
98 Eaton Square Londo
Description:
Details of windows, doors (internal and external), curved stair and typical floor sections, including under floor heating system pursuant to Condition 3 of listed building consent dated 24 December 2014 (RN: 14/08823).
Planning ref:
June 2015 15/02611/ADFULL
Type:
Discharge of conditions imposed on an existing application
Status:
Application approved
Address:
98 Eaton Square Londo
Description:
Method statement explaining the measures you will take to protect the trees on and close to the site pursuant to Condition 6 of planning permission dated 24 December 2014 (RN: 14/08808).
Planning ref:
December 2014 14/08808/FULL
Type:
Full and householder planning application
Status:
Application approved
Address:
98 Eaton Square Londo
Description:
Erection of single storey rear extension at lower ground floor level with terrace above; alterations to windows and doors and installation of plant within front pavement vaults.
Planning ref:
October 2012 12/07822/FULL
Type:
Full and householder planning application
Status:
Application withdrawn before a decision was taken
Address:
98 Eaton Square Londo
Description:
Construction of single storey rear extension at lower ground floor with terrace at ground floor level and alterations to garden. Installation of plant equipment and louvred panels in existing vaults. Amalgamation of two existing residential flats at 98 and 100A Eaton Square to form one dwelling. (Site includes 98 and 100A Eaton Square).
Planning ref:
October 2012 12/07823/LBC
Type:
Heritage application - conservation issues and listed buildings
Status:
Application withdrawn before a decision was taken
Address:
98 Eaton Square Londo
Description:
Construction of a rear single storey extension at lower ground floor, extension of balcony/ terrace to rear at ground floor level; installation of replacement plant equipment and louvred panels in existing vaults, alterations to garden and internal alterations in association with the amalgamation of two existing residential apartments at 98 and 100A Eaton Square to create a single residential apartment (Site includes 98 and 100A Eaton Square).
EPC Inspections
Summary:
12 January 2018 - energy performance certificate grade D
Certificate:
View energy certificate on GOV.UK
Reason for EPC:
marketed sale
Tenure:
Owner-occupied
Property type:
1st floor flat in an apartment block with 2 storeys , has 14 habitable rooms. Estimated year built before 1900
Area:
370 sqm (3,983 square foot) total internal area
Comments:
Walls: Solid brick, with internal insulation. Roof: (another dwelling above). Heating: Boiler and underfloor, mains gas.
Frequently asked questions

98 Eaton Square 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 £12,230,333.
  • Based on an internal area of 370 m² and recent prices in Sloane Square, this implies a lower and upper quartile range from £3,741,000 to £8,196,000, using HouseMetric's implied valuation methodology.

According to HM Land Registry price paid data, 98 Eaton Square last sold for £14,800,000 in November 2013.

HouseMetric shows 98 Eaton Square as 370 m² (3,983 sq ft), based on the latest internal area data available for this property.

The latest EPC rating shown by HouseMetric is D, from an inspection dated 12 January 2018. EPC information comes from the public Energy Performance Certificate data for England and Wales.

98 Eaton Square is in postcode SW1W 9AQ, in Sloane Square. You can also view HouseMetric's sold-price page for Eaton Square, SW1W 9AQ 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.