Cornwallis Tomb in Churchyard of Church of St Mary the Virgin is a Grade II listed building in the Welwyn Hatfield local planning authority area, England. First listed on 9 December 1983. Tomb.

Cornwallis Tomb in Churchyard of Church of St Mary the Virgin

WRENN ID
first-casement-mist
Grade
II
Local Planning Authority
Welwyn Hatfield
Constituency
Welwyn Hatfield MP: Andrew Lewin (Lab)
Country
England
Date first listed
9 December 1983
Type
Tomb
Address
Cornwallis Tomb in Churchyard of Church of St Mary the Virgin, High Road, Essendon
OS grid reference
TL 273 087
Coordinates
51.763, -0.15647
Source
Historic England listing

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

Description

The Cornwallis tomb is a chest tomb located 30 metres southwest of the west tower of the Church of St Mary the Virgin in Essendon. It commemorates Mary Cornwallis, who died in 1777. The tomb is made of Portland stone and features fielded panels, with extended balusters on the short ends. The top of the tomb is inscribed with slate.

Local climate

Cornwallis Tomb in Churchyard of Church of St Mary the Virgin sits in a drier-than-average part of the UK, with an average of 720 mm of rain a year. This makes it drier than 85% of listed buildings in the UK. Its exposure to wind-driven rain is lower than that of 81% of listed buildings.

It experiences an average of 32 freeze-thaw cycles a year, fewer than 58% 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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