Milestone at Sw797502 is a Grade II listed building in the Cornwall local planning authority area, England. First listed on 31 October 1988. Monument.

Milestone at Sw797502

WRENN ID
sheer-grate-auburn
Grade
II
Local Planning Authority
Cornwall
Constituency
Truro and Falmouth MP: Jayne Kirkham (Lab)
Country
England
Date first listed
31 October 1988
Type
Monument
Address
Milestone at Sw797502, St. Allen
OS grid reference
SW 797 502
Coordinates
50.31058, -5.09443
Source
Historic England listing

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

Description

This 18th-century milestone is located in Marazanvose, Perranporth. It is a pyramidally-headed painted granite monolith with a square base. The front features an original inscription in relief within a recessed panel that reads "36 -- L." There is possibly a later incised inscription diagonally on the right-hand side of the panel that states "PENZANCE 26M."

Local climate

Milestone at Sw797502 receives an average of 890 mm of rain a year. This makes it wetter than 66% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 86% of listed buildings.

It experiences an average of 6 freeze-thaw cycles a year, fewer than 96% of listed buildings. Of these, 2 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
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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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