Garden Walls at St Tewdric is a Grade II listed building in the Monmouthshire local planning authority area, Wales. First listed on 10 October 2000. Garden walls.

Garden Walls at St Tewdric

WRENN ID
twisted-stronghold-smoke
Grade
II
Local Planning Authority
Monmouthshire
Constituency
Monmouthshire MP: Catherine Fookes (Lab)
Country
Wales
Date first listed
10 October 2000
Type
Garden walls
Address
Garden Walls at St Tewdric, St Tewdric'S, Chepstow, Mathern
OS grid reference
ST 528 923
Coordinates
51.62809, -2.6826
Source
Cadw listing

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

Description

The garden walls at St Tewdric are made of white limestone rubble, standing approximately 3 meters high and extending about 200 meters in length. They run along Mathern Road and then curve back down the entrance drive to St Tewdric. A small door is located at the corner of the walls, which also feature several buttresses on the inner face.

Local climate

Garden Walls at St Tewdric receives an average of 830 mm of rain a year. This makes it wetter than 55% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 59% of listed buildings.

It experiences an average of 39 freeze-thaw cycles a year, more than 76% 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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  • 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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  8. Cemetery Chapel Grade II 508 m
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