Portion of Boundary Wall to Grounds of Warwick Castle Abutting Castle Hill and East Part of Castle Lane is a Grade II listed building in the Warwick local planning authority area, England. First listed on 10 January 1953. Boundary wall.

Portion of Boundary Wall to Grounds of Warwick Castle Abutting Castle Hill and East Part of Castle Lane

WRENN ID
nether-mortar-brook
Grade
II
Local Planning Authority
Warwick
Constituency
Warwick and Leamington MP: Matt Western (Lab)
Country
England
Date first listed
10 January 1953
Type
Boundary wall
OS grid reference
SP 284 649
Coordinates
52.28186, -1.58456
Source
Historic England listing

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

Description

This portion of the boundary wall to the grounds of Warwick Castle was built in 1789 by William Eborall as part of improvements commissioned by George Greville, the 2nd Earl. The wall is constructed of ashlar sandstone and features moulded coping. It is located abutting Castle Hill and the east part of Castle Lane. The boundary wall, along with the castle, stables, conservatory, mill, and lodge, forms a significant group of historical structures.

Local climate

Portion of Boundary Wall to Grounds of Warwick Castle Abutting Castle Hill and East Part of Castle Lane receives an average of 760 mm of rain a year. This makes it drier than 66% of listed buildings in the UK. Its exposure to wind-driven rain is lower than that of 69% of listed buildings.

It experiences an average of 37 freeze-thaw cycles a year, more than 67% of listed buildings. Of these, 18 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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  • Radon risk assessment
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