Conservatory in Gunnersbury Park is a Grade II* listed building in the Hounslow local planning authority area, England. First listed on 21 May 1973. A Early C19 Conservatory. 4 related planning applications.

Conservatory in Gunnersbury Park

WRENN ID
outer-doorway-pearl
Grade
II*
Local Planning Authority
Hounslow
Constituency
Hammersmith and Chiswick MP: Andy Slaughter (Lab)
Country
England
Date first listed
21 May 1973
Type
Conservatory
Address
Conservatory in Gunnersbury Park, Gunnersbury Avenue W3, W3 8LQ
OS grid reference
TQ 190 791
Coordinates
51.49849, -0.28591
Source
Historic England listing

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

Description

The conservatory in Gunnersbury Park is an early 19th-century structure, possibly designed by Smirke junior, dating from around 1836 to 1837. It features a stucco and painted stone exterior with a glass roof. The design includes Roman Doric pilasters and an entablature with a blocking course. The central section has a semi-circular bow with engaged columns, and the windows are arranged in a 3:5:3 pattern with glazing bars. There is a central two-fold half-glazed door. The north wing is rusticated and includes two Roman Doric columns in antis.

Local climate

Conservatory in Gunnersbury Park 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 92% of listed buildings in the UK. Its exposure to wind-driven rain is lower than that of 90% of listed buildings.

It experiences an average of 30 freeze-thaw cycles a year, fewer than 64% 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.
  • No sale records on file
  • 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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  6. Series of 6 Iron Lampstandards in Front of Gunnersbury Park Mansion Grade II 155 m
  7. West Stables in Gunnersbury Park Grade II 164 m
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  10. Boundary Wall at Gunnersbury Park Grade II 178 m