4 40, Lowndes Square, SW1X 9JL
4 40 Lowndes Square is a 289 m² / 3,111 sq ft flat in Knightsbridge. It sold for £3,950,000 in April 2006. Indexed forward to today's value, that sale is roughly £7,169k. Recent local prices imply a broad valuation context of £4,352k to £6,607k based on its internal area. The Land Registry and EPC data was last updated 1 June 2026.
- Sale history
-
Date Paid price Annual growth After inflation Apr 2006 £3,950,000 11.4% 9.5% Mar 2000 £2,049,500 na na - Floor plan
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Archived estate agent floor plan for 4 40, Lowndes Square.
- Internal area
- 289 square metres (3,111 square feet) according to latest EPC inspection
- Price per internal area
-
This property sold for £13,667 per square metre (£1,270 per square foot) in Apr 2006. Indexed forward to today's value, this is roughly £24,805 per square metre (£2,304 per square foot) .
Date Paid price Paid £/sqm Today's value Today's value £/sqm Apr 2006 £3,950,000 £13,668 £7,168,685 £24,805 Mar 2000 £2,049,500 £7,092 £5,831,848 £20,179 Calculated using the latest EPC internal area of 289 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 £7,168,685. This is one data point to inform the valuation. Another method is the valuation implied by what comparable homes are selling for. Homes in Knightsbridge are now selling for between £15,060 and £22,860 per square metre (£1,399 and £2,123 per square foot). Based on an internal area of 289 m², this implies a valuation between £4,352,000 and £6,607,000. 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
- Summary:
- 07 December 2020 - energy performance certificate grade B
- Certificate:
- View energy certificate on GOV.UK
- Reason for EPC:
- New dwelling
- Tenure:
- Private rental
- Property type:
- 3rd floor flat on the top floor in an apartment block with 2 storeys Estimated year built None to None
- Area:
- 289 sqm (3,111 square foot) total internal area
- Comments:
- Heating: Community scheme.
4 40 Lowndes 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 £7,168,685.
- Based on an internal area of 289 m² and recent prices in Knightsbridge, this implies a lower and upper quartile range from £4,352,000 to £6,607,000, using HouseMetric's implied valuation methodology.
For more detail on HouseMetric data sources, update frequency and valuation methods, see the HouseMetric FAQs.