21b, Gloucester Place W1 is a listed building in the Westminster local planning authority area, England.

21b, Gloucester Place W1

WRENN ID
twelfth-sentry-twilight
Grade
Local Planning Authority
Westminster
Constituency
Cities of London and Westminster MP: Rachel Blake (Lab)
Country
England
OS grid reference
TQ 278 814
Coordinates
51.51713, -0.15812

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

Local climate

21b, Gloucester Place W1 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
  • No related consent applications matched
  • 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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Nearby listed buildings

  1. 6, Montagu Square W1 Grade II 38 m
  2. Worcester Arms Public House Grade II 61 m
  3. 30, Gloucester Place W1 Grade II 63 m
  4. 60, Montagu Square W1 Grade II 90 m
  5. 12, Montagu Street W1 Grade II 92 m
  6. 13 and 14, Montagu Street W1 Grade II 95 m
  7. 10, Portman Close W1 Grade I 108 m
  8. 18, Montagu Street W1 Grade II 111 m
  9. Water Pump Set in Central Garden Opposite Number 15 Grade II 114 m
  10. 19, Montagu Street W1 Grade II 118 m