44, Harley Street W1 is a Grade II listed building in the Westminster local planning authority area, England. First listed on 1 December 1987. Terraced house. 4 related planning applications.

44, Harley Street W1

WRENN ID
haunted-corbel-honey
Grade
II
Local Planning Authority
Westminster
Constituency
Cities of London and Westminster MP: Rachel Blake (Lab)
Country
England
Date first listed
1 December 1987
Type
Terraced house
Address
44, Harley Street W1, City of Westminster, W1G 9PS
OS grid reference
TQ 286 816
Coordinates
51.51881, -0.14663
Source
Historic England listing

Also on this page: sale history · related consents · flood risk · radon risk · weather exposure · detailed attributes ↓

Description

No. 44 Harley Street is a corner terraced house built in 1907 by Boehmer and Gibbs. It features a Portland stone facade and a slate roof, showcasing a Free Style Queen Anne-Georgian Revival design. The building has four storeys, a basement, and a dormered mansard roof. It is three windows wide, with a three-window segmental bow extending from the ground to the second floor on the center-right side.

The entrance on the left is semicircular arched, adorned with a foliated surround and a keystone, and is sheltered by a hood supported on consoles. The hood moulding extends over the segmental bow to the right. The ground floor sash windows are separated by panelled pilasters and topped with a pulvinated frieze. The first-floor window in the bow and the one above the entrance feature keystones and arcaded cornice hoods. The second-floor windows in the bow are flanked by engaged Ionic columns, while the third-floor windows are set within architrave surrounds with keystones.

A continuous stone balcony with a cast iron balustrade is present on the first floor. A dentil cornice runs above the second floor, continuing over the bow, and there are plat and sill bands on the third floor. The building is topped with a crowning dentil cornice and a balustraded parapet. Ornamental cast iron area railings enhance the exterior.

Local climate

44, Harley Street W1 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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  • No EPC on record for this property
  • Sale history — 1 transaction since 2015
  • Related listed building consents — 4 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
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