18, Carlyle Square, SW3 6EX
18 Carlyle Square is a 470 m² / 5,059 sq ft terraced home in South Kensington. It sold for £10,800,000 in August 2019. Indexed forward to today's value, that sale is roughly £11,061k. Recent local prices imply a broad valuation context of £7,774k to £11,097k based on its internal area. The Land Registry and EPC data was last updated 2 July 2026.
- Sale history
-
£10,800,000 on Aug 2019
- Floor plan
-
Archived estate agent floor plan for 18, Carlyle Square.
- Internal area
- 470 square metres (5,059 square feet) according to latest EPC inspection
- Price per internal area
-
This property sold for £22,978 per square metre (£2,135 per square foot) in Aug 2019. Indexed forward to today's value, this is roughly £23,535 per square metre (£2,186 per square foot) .
Date Paid price Paid £/sqm Today's value Today's value £/sqm Aug 2019 £10,800,000 £22,979 £11,061,430 £23,535 Calculated using the latest EPC internal area of 470 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 £11,061,430. This is one data point to inform the valuation. Another method is the valuation implied by what comparable homes are selling for. Homes in South Kensington are now selling for between £16,540 and £23,610 per square metre (£1,536 and £2,193 per square foot). Based on an internal area of 470 m², this implies a valuation between £7,774,000 and £11,097,000. 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
- 5
- Type
- Terrace
- Council tax band
- H
- Plot size
- 201 square metres (2,164 square feet) - map showing freehold boundary lines
- Planning ref:
- May 2025 PP/25/03204
- Type:
- Full and householder planning application
- Status:
- Decision has yet to be made
- Address:
- 18 Carlyle Square, LONDON,
- Description:
- Proposed conservatory to rear elevation at ground floor level, in conjunction with previously approved alterations and extensions (PP/22/05881 & PP/24/00770)
- Planning ref:
- August 2024 PP/24/04569
- Type:
- Full and householder planning application
- Status:
- Application approved
- Address:
- 18 Carlyle Square, LONDON,
- Description:
- Replacement of existing retaining wall to front lightwell
- Planning ref:
- April 2024 PP/24/00770
- Type:
- Full and householder planning application
- Status:
- Application approved
- Address:
- 18 Carlyle Square, LONDON,
- Description:
- Installation of ground floor single storey rear extension
- Planning ref:
- September 2023 CON/23/05088
- Type:
- Discharge of conditions imposed on an existing application
- Status:
- Application approved with conditions
- Address:
- 18 Carlyle Square, LONDON,
- Description:
- Details required by condition 4 (Professional management of engineering works) of planning permission 22/05881 (Variation of condition 2 (Compliance with approved drawings) of planning permission PP/21/06004 (Construction of basement extension and full width extension at lower ground floor and internal refurbishment) for the substitution of drawings to show revised alterations of upper ground floor.)
- Planning ref:
- August 2023 CON/23/04450
- Type:
- Discharge of conditions imposed on an existing application
- Status:
- Application approved with conditions
- Address:
- 18 Carlyle Square, LONDON,
- Description:
- Details required by Condition 3 (Construction Traffic Management Plan) of planning permission PP/22/05881 (Variation of condition 2 (Compliance with approved drawings) of planning permission PP/21/06004 (Construction of basement extension and full width extension at lower ground floor and internal refurbishment) for the substitution of drawings to show revised alterations of upper ground floor)
- Planning ref:
- February 2023 PP/22/05257
- Type:
- Full and householder planning application
- Status:
- Application withdrawn before a decision was taken
- Address:
- 18 Carlyle Square, LONDON,
- Description:
- Variation of condition 2 (Compliance with approved drawings) of planning permission 21/06004 to substitute drawings nos.020/A2-200P2, /A2-210P2, /A2-220P2, /A2-230PA, /A2-240P2, /A2-250P2, /A2-260P2, 020/A3-300P2, 020/A3-320P2, 020/A4-300P2, /A4-310P2, with drawings nos.1038/C/11, 1038/C/12, 1038/C13, 1038/C/14, 1038/C/15, 1038/C/16, 1038/C/17, 1038/C/18, 1038/C/19. ***WITHDRAWN***
- Planning ref:
- February 2023 PP/22/05881
- Type:
- Full and householder planning application
- Status:
- Application approved
- Address:
- 18 Carlyle Square, LONDON,
- Description:
- Variation of condition 2 (Compliance with approved drawings) of planning permission PP/21/06004 (Construction of basement extension and full width extension at lower ground floor and internal refurbishment) for the substitution of drawings to show revised alterations of upper ground floor.
- Planning ref:
- November 2022 CON/22/03984
- Type:
- Discharge of conditions imposed on an existing application
- Status:
- Application approved with conditions
- Address:
- 18 Carlyle Square, LONDON,
- Description:
- Details required by condition nos. 3 (Construction Traffic Management Plan (CTMP)), 4 (Professional management of engineering works), 5 (Considerate Constructors Scheme (CCS)), and 7 (Flood Risk Assessment/Sustainable Drainage Systems (SuDS): further information required.) of planning permission 21/06004 (Construction of single storey basement extension below footprint of house. Full width extension at lower ground floor and internal refurbishment works throughout.)
- Planning ref:
- November 2021 PP/21/06004
- Type:
- Full and householder planning application
- Status:
- Application approved
- Address:
- 18 Carlyle Square, LONDON,
- Description:
- Construction of single storey basement extension below footprint of house. Full width extension at lower ground floor and internal refurbishment works throughout.
- Summary:
- 10 October 2018 - energy performance certificate grade E
- Certificate:
- View energy certificate on GOV.UK
- Reason for EPC:
- Marketed sale
- Tenure:
- Owner-occupied
- Property type:
- End-Terrace House , has 9 habitable rooms. Estimated year built before 1900
- Area:
- 470 sqm (5,059 square foot) total internal area
- Comments:
- Walls: Solid brick, as built, no insulation (assumed). Roof: Pitched, no insulation. Heating: Boiler and radiators, mains gas.
18 Carlyle 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 £11,061,430.
- Based on an internal area of 470 m² and recent prices in South Kensington, this implies a lower and upper quartile range from £7,774,000 to £11,097,000, using HouseMetric's implied valuation methodology.
For more detail on HouseMetric data sources, update frequency and valuation methods, see the HouseMetric FAQs.