Castle Avenue Offices, County Hall is a Grade II listed building in the Winchester local planning authority area, England. First listed on 14 January 1974. Office. 1 related planning application.
Castle Avenue Offices, County Hall
- WRENN ID
- muted-corner-pigeon
- Grade
- II
- Local Planning Authority
- Winchester
- Constituency
- Winchester MP: Dr Danny Chambers (LD)
- Country
- England
- Date first listed
- 14 January 1974
- Type
- Office
- OS grid reference
- SU 477 295
- Coordinates
- 51.06323, -1.31985
- Source
- Historic England listing
Description
Castle Avenue Offices, located at County Hall, were built in two sections: the eastern part in 1912 by W J Taylor and Sir T G Jackson, and the western part in 1932 by Sir H Baker. The building is designed in an Elizabethan style and constructed from flint and Bath stone. It features two storeys with attics on the eastern section and three storeys on the western section, showcasing irregular facades and fenestration. The windows include mullion and transom designs, as well as oriels. The roofs are tiled and punctuated by chimneys. The listed buildings in Castle Avenue, including Castle Hill Offices, form a cohesive group.
Local climate
Castle Avenue Offices, County Hall receives an average of 800 mm of rain a year. This makes it drier than 56% of listed buildings in the UK. Its exposure to wind-driven rain is lower than that of 54% of listed buildings.
It experiences an average of 32 freeze-thaw cycles a year, fewer than 59% 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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- No EPC on record for this property
- No sale records on file
- Related listed building consents — 1 application
- 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
Matched applications, energy data and sale records are assembled automatically and may contain errors. Flag incorrect data.
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