Forecourt Garden Railings to Numbers 20 and 21 is a Grade I listed building in the Westminster local planning authority area, England. First listed on 1 December 1987. Railings.

Forecourt Garden Railings to Numbers 20 and 21

WRENN ID
hidden-rubblework-hazel
Grade
I
Local Planning Authority
Westminster
Constituency
Cities of London and Westminster MP: Rachel Blake (Lab)
Country
England
Date first listed
1 December 1987
Type
Railings
Address
Forecourt Garden Railings to Numbers 20 and 21, Cornwall Terrace Nw1, City of Westminster
OS grid reference
TQ 280 821
Coordinates
51.52353, -0.15561
Source
Historic England listing

Also on this page: flood risk · radon risk · weather exposure · detailed attributes ↓

Description

The forecourt garden railings for numbers 20 and 21 were created around 1821 to 1823, attributed to either Burton or Nash. These railings are made of cast iron and feature a Grecian design, which includes openwork panelled standard piers and spearhead rails, as illustrated by Cottingham.

Local climate

Forecourt Garden Railings to Numbers 20 and 21 sits in one of the driest parts of the UK, with an average of 700 mm of rain a year. This makes it drier than 93% 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 34 freeze-thaw cycles a year, more than 51% of listed buildings. Of these, 15 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
  • No sale records on file
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  • 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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