Remains of Shell Keep at Guildford Castle is a Grade I listed building in the Guildford local planning authority area, England. First listed on 1 May 1953. Castle.
Remains of Shell Keep at Guildford Castle
- WRENN ID
- white-gateway-grove
- Grade
- I
- Local Planning Authority
- Guildford
- Constituency
- Guildford MP: Zöe Franklin (LD)
- Country
- England
- Date first listed
- 1 May 1953
- Type
- Castle
- Address
- Remains of Shell Keep at Guildford Castle, Castle Hill
- OS grid reference
- SU 997 492
- Coordinates
- 51.23415, -0.57246
- Source
- Historic England listing
Description
The remains of the shell keep at Guildford Castle date back to the early 12th century. This polygonal structure features a wall made of flint and chalk rubblestone located to the southwest of the tower keep. The wall is approximately 6 meters high at its highest point, with lower, truncated sections extending towards the ends. This wall is part of a shell keep that originally surrounded the earliest earth mound of the castle and is recognized as a scheduled Ancient Monument, designated as Surrey Monument No. 1.
Local climate
Remains of Shell Keep at Guildford Castle receives an average of 740 mm of rain a year. This makes it drier than 74% of listed buildings in the UK. Its exposure to wind-driven rain is lower than that of 56% of listed buildings.
It experiences an average of 37 freeze-thaw cycles a year, more than 66% 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
- 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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