21, John Adam Street WC2 is a Grade II listed building in the Westminster local planning authority area, England. First listed on 14 January 1970. A C17 Terrace house. 1 related planning application.
21, John Adam Street WC2
- WRENN ID
- gentle-finial-raven
- Grade
- II
- Local Planning Authority
- Westminster
- Constituency
- Cities of London and Westminster MP: Rachel Blake (Lab)
- Country
- England
- Date first listed
- 14 January 1970
- Type
- Terrace house
- Address
- 21, John Adam Street WC2, City of Westminster, WC2N 6JG
- OS grid reference
- TQ 303 805
- Coordinates
- 51.50872, -0.12358
- Source
- Historic England listing
Description
No. 21 John Adam Street is a terrace house built between 1675 and 1676, with early to mid-19th century alterations to the front. The building is constructed of stuccoed brick and has a concealed roof. It stands four storeys tall with a basement and is two windows wide. The doorway is located to the right and features a plain stucco architrave with a cornice and a panelled floor. The ground floor has a recessed tripartite glazing bar sash window with curved corners to the reveals beneath the lintel. The upper floors have recessed sash windows with square heads. There is a sill band on the first floor and a parapet with coping. The property is also adorned with wrought iron area railings. Inside, the house retains its original panelling, box cornices, a dog leg closed string turned baluster staircase, and a rear closet wing.
Local climate
21, John Adam Street WC2 sits in one of the driest parts of the UK, with an average of 690 mm of rain a year. This makes it drier than 95% of listed buildings in the UK. Its exposure to wind-driven rain is lower than that of 98% of listed buildings.
It experiences an average of 35 freeze-thaw cycles a year, more than 57% of listed buildings. Of these, 16 follow at least 1 mm of rain in the preceding 48 hours. Average temperatures at this location have risen by 0.3°C per decade since 1991.
Averages for 1991–2020; temperature trend 1991–2025. Figures describe the wider area (a grid cell of roughly 10 km), not the individual site. Contains modified Copernicus Climate Change Service information 2026.
More on this building
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- Full EPC report — heating system, energy costs, size, glazing, construction etc.
- No sale records on file
- Related listed building consents — 1 application
- Detailed attributes — period, style, materials, features
- Flood risk assessment
- Radon risk assessment
- Weather exposure and heating demand — rain and frost month by month and year by year, wind direction, solar and humidity
Matched applications, energy data and sale records are assembled automatically and may contain errors. Flag incorrect data.
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