Property data
Sale history
Date Paid price Annual growth After inflation
Oct 2025 £5,500,000 1.4% -1.4%
Jul 2007 £4,250,000 48.7% 45.5%
Apr 2005 £1,750,000 na na
Floor plan

Archived estate agent floor plan for 18, Halsey Street.

Floorplan 18
View floorplan
Internal area
208 square metres (2,239 square feet) according to latest EPC inspection
Price per internal area

This property sold for £26,442 per square metre (£2,457 per square foot) in Oct 2025. Indexed forward to today's value, this is roughly £26,442 per square metre (£2,457 per square foot) .

Date Paid price Paid £/sqm Today's value Today's value £/sqm
Oct 2025 £5,500,000 £26,442 £5,500,000 £26,442
Jul 2007 £4,250,000 £20,433 £7,235,184 £34,785
Apr 2005 £1,750,000 £8,413 £4,005,580 £19,258

Calculated using the latest EPC internal area of 208 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 £5,500,000. 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 £14,630 and £23,130 per square metre (£1,359 and £2,148 per square foot). Based on an internal area of 208 m², this implies a valuation between £3,043,000 and £4,811,000. 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
120 square metres (1,292 square feet) - map showing freehold boundary lines
Archived listings
History:
Archived sales listing for 18 Halsey Street. Advertised on multiple portals. It was added on 25/04/2025. It last appeared May 2025.
Photos:

There are 14 archived estate agent listing photos for 18 Halsey Street.

Photos for 18 Halsey Street
View photos
Advertiser remarks:
  • 4 bedrooms
  • 4 bathrooms
Planning applications
Planning ref:
January 2019 CON/18/08583
Type:
Discharge of conditions imposed on an existing application
Status:
Application approved with conditions
Address:
18 Halsey Street, LONDON,
Description:
Details required by conditions 3b (drawings - new extensions, materials & glazing) and 3c (stone to terrace floor) of listed building consent 18/05269 (replacement of glazed extension at rear lower ground floor with glazed extension; internal alterations)

Planning ref:
November 2018 LB/18/05269
Type:
Heritage application - conservation issues and listed buildings
Status:
Application approved
Address:
18 Halsey Street, LONDON,
Description:
Replacement of glazed extension at rear lower ground floor with glazed extension; internal alterations.

Planning ref:
November 2018 PP/18/05268
Type:
Full and householder planning application
Status:
Application approved
Address:
18 Halsey Street, LONDON,
Description:
Replacement of glazed extension at rear lower ground floor with glazed extension; internal alterations.

Planning ref:
April 2018 LB/18/01010
Type:
Heritage application - conservation issues and listed buildings
Status:
Application approved
Address:
18 Halsey Street, LONDON,
Description:
Erection of single storey addition to roof of rear closet wing

Planning ref:
April 2018 PP/18/01009
Type:
Full and householder planning application
Status:
Application approved
Address:
18 Halsey Street, LONDON,
Description:
Erection of single storey addition to rear closet wing

Planning ref:
April 2018 PP/18/01011
Type:
Full and householder planning application
Status:
Application refused
Address:
18 Halsey Street, LONDON,
Description:
Extension of rear closet wing into rear garden on all floors.
EPC Inspections
Summary:
22 February 2016 - energy performance certificate grade D
Reason for EPC:
Rental
Tenure:
Private rental
Property type:
Mid-Terrace House , has 7 habitable rooms. Estimated year built None to None
Area:
208 sqm (2,239 square foot) total internal area
Comments:
Walls: Solid brick, as built, no insulation (assumed). Roof: Pitched, no insulation. Heating: Boiler and radiators, mains gas.