Police Public Callbox Outside Mansion House is a Grade II listed building in the City of London local planning authority area, England. First listed on 24 February 1988. Public callbox.

Police Public Callbox Outside Mansion House

WRENN ID
forbidden-cobalt-wind
Grade
II
Local Planning Authority
City of London
Constituency
Cities of London and Westminster MP: Rachel Blake (Lab)
Country
England
Date first listed
24 February 1988
Type
Public callbox
Address
Police Public Callbox Outside Mansion House, Walbrook, City and County of the City of London
OS grid reference
TQ 326 810
Coordinates
51.51287, -0.08979
Source
Historic England listing

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

Description

The Police Public Callbox outside Mansion House is a cast iron structure dating from around 1935 or earlier. It has a narrow rectangular post with an arched top, which is topped by a circular glass lens set in a four-columned finial. The callbox features a hinged door that leads to a compartment containing a telephone, although the glass front has been replaced. Above the door, there is a panel with the words "Police public call post."

Local climate

Police Public Callbox Outside Mansion House 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
  • 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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