Flat 3, 40 King Street, London, WC2E 8JS is a leasehold flat built between 1900-1929. The property offers approximately 1,130 square feet of living space and is situated on the 3rd floor of a 4-storey building. In this location, apartments of similar size usually have four bedrooms.
The estimated current market value of the property is £944,113 , which equates to approximately £835 per square foot. It was last sold on 21 Feb 2005 for £490,000. Since then, the value has increased by £454,113, representing a 92.7% increase, or approximately 4.3% per year.
The current estimated value of £944,113 is:
This property has had 2 EPC inspections with recorded tenure information. It was recorded once as rented and once as owner-occupied, indicating a change in how it was used over time.
At the most recent EPC inspection on 10 December 2025, the property was recorded as rented.
Flat 3, 40 King Street, London, City Of Westminster, Greater London, WC2E 8JS has an Energy Performance Certificate (EPC) rating of D, based on the latest assessment carried out on 10 Dec 2025.
This property uses electric room heaters as its main heating source. Hot water is provided from off-peak electric immersion heater. The windows have full secondary glazing.
The previous EPC assessment was conducted on 13 Jan 2009, when the property was rated C. The current rating of D reflects a decline in energy efficiency of 16.2%.
Since the previous assessment, several changes were observed:
* Results are based on Environment Agency flood risk mapping for the property UPRN where available. They are indicative and should not be treated as a site-specific flood survey.
This property has very low flood risk from rivers and the sea.
River and sea flooding includes flooding caused by overflowing rivers, estuaries, tidal waters and coastal surges.
This property has very low surface water flood risk.
Surface water flooding can happen when heavy rainfall overwhelms drains, roads, gardens or other hard surfaces.
The property at Flat 3, 40 King Street, London, WC2E 8JS appears two times in HM Land Registry records, with the latest transaction recorded on 21 Feb 2005. It also has two Energy Performance Certificate (EPC) records, the earliest dating back to 10 Dec 2025. We use this information to estimate the property's characteristics, flood risk profile and current market value.
This website uses public sector information from:
HM Land Registry Price Paid Data
Energy Performance of Buildings Data published by the Department for Energy Security and Net Zero (DESNZ) and the Ministry of Housing, Communities and Local Government (MHCLG).
Flood risk data supplied by the Environment Agency through the Department for Environment, Food & Rural Affairs (Defra) Data Services Platform.
These datasets are licensed under the Open Government Licence v3.0 .
StreetScan.co.uk is not affiliated with, endorsed by, or associated with HM Land Registry, DESNZ, MHCLG, Defra or the Environment Agency.