Number 1 and Attached Garage is a Grade II listed building in the Harrow local planning authority area, England. First listed on 8 January 1999. Private house. 6 related planning applications.
Number 1 and Attached Garage
- WRENN ID
- silent-passage-vale
- Grade
- II
- Local Planning Authority
- Harrow
- Constituency
- Harrow East MP: Bob Blackman (Con)
- Country
- England
- Date first listed
- 8 January 1999
- Type
- Private house
- Address
- Number 1 and Attached Garage, Halsbury Close, HA7 3DY
- OS grid reference
- TQ 167 925
- Coordinates
- 51.61976, -0.31561
- Source
- Historic England listing
Description
Number 1 Halsbury Close is a private house built between 1938 and 1939 by Rudolf Frankel, a German architect who emigrated to Britain. It is a brick structure with warm yellow facing bricks laid on a base of blue industrial brick, and stone copings to the parapets. The house has a flat roof hidden behind the parapet, and is two storeys high with a one-storey wing incorporating a garage, set at a right angle to the road. This layout positions the main rooms to face south and west, overlooking a sheltered, private garden. A cut-away corner creates a verandah on the ground floor, supported by a single column which carries the upper storey.
The entrance door, set back behind a porch, has a round window above it and is accessed by steps made of blue brick, matching the plinth. The principal rooms face the garden and retain their original custom-made metal windows, which have side-opening casements. A rear elevation features glass blocks to provide additional light to the dining room, and a trademan's door with a round window is sheltered by a thin concrete canopy. A verandah, accessed via pairs of fully glazed metal French windows with central transoms and top lights, is located at the corner.
The interior remains virtually unaltered, with oak flooring in the hall, living room, and dining room. Original features are preserved in the bathrooms and kitchen, including the bell system linking the kitchen to a former maid’s room and the living room, and bookcases are found in the lounge.
Rudolf Frankel was a significant architect with experience in Germany and Romania before coming to Britain. Number 1 Halsbury Close is his only pre-war English work. He later moved to the United States. The house is considered one of the most elegant and well-preserved private houses built before the Second World War and is notable for its use of layered brickwork, which anticipated architectural styles of the 1950s.
Local climate
Number 1 and Attached Garage 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 97% of listed buildings in the UK. Its exposure to wind-driven rain is lower than that of 94% of listed buildings.
It experiences an average of 29 freeze-thaw cycles a year, fewer than 67% of listed buildings. Of these, 13 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.
- Sale history — 8 transactions since 2020
- Related listed building consents — 6 applications
- 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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