Milestone on A303 at Ngr St57892538 is a Grade II listed building in the Somerset local planning authority area, England. First listed on 16 August 1984. Milestone.

Milestone on A303 at Ngr St57892538

WRENN ID
sheer-hall-oak
Grade
II
Local Planning Authority
Somerset
Constituency
Glastonbury and Somerton MP: Sarah Dyke (LD)
Country
England
Date first listed
16 August 1984
Type
Milestone
Address
Milestone on A303 at Ngr St57892538, West Camel
OS grid reference
ST 578 253
Coordinates
51.02623, -2.60182
Source
Historic England listing

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

Description

This milestone, located on the A303, is likely from the early 19th century. It is made of Ham stone and features a cast iron plaque. The pillar has a trapezoidal shape, measuring 800mm to 460mm in width and 150mm in thickness, with a height of 850mm. The plaque is set on the wider face of the pillar and reads "Castle Cary 6 ½ , Ilchester 4". The road was managed by the Ilchester Trust from 1753 to 1874.

Local climate

Milestone on A303 at Ngr St57892538 receives an average of 840 mm of rain a year. This makes it wetter than 56% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 61% of listed buildings.

It experiences an average of 33 freeze-thaw cycles a year, fewer than 56% 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
  • 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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